addons/stock/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 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 from datetime import date, datetime
  23 from dateutil import relativedelta
  24 import json
  25 import time
  26
  27 from openerp.osv import fields, osv
  28 from openerp.tools.translate import _
  29 from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT, DEFAULT_SERVER_DATE_FORMAT
  30 from openerp import SUPERUSER_ID, api
  31 import openerp.addons.decimal_precision as dp
  32 from openerp.addons.procurement import procurement
  33 import logging
  34
  35
  36 _logger = logging.getLogger(__name__)
  37 #----------------------------------------------------------
  38 # Incoterms
  39 #----------------------------------------------------------
  40 class stock_incoterms(osv.osv):
  41     _name = "stock.incoterms"
  42     _description = "Incoterms"
  43     _columns = {
  44         'name': fields.char('Name', required=True, help="Incoterms are series of sales terms. They are used to divide transaction costs and responsibilities between buyer and seller and reflect state-of-the-art transportation practices."),
  45         'code': fields.char('Code', size=3, required=True, help="Incoterm Standard Code"),
  46         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM you will not use."),
  47     }
  48     _defaults = {
  49         'active': True,
  50     }
  51
  52 #----------------------------------------------------------
  53 # Stock Location
  54 #----------------------------------------------------------
  55
  56 class stock_location(osv.osv):
  57     _name = "stock.location"
  58     _description = "Inventory Locations"
  59     _parent_name = "location_id"
  60     _parent_store = True
  61     _parent_order = 'name'
  62     _order = 'parent_left'
  63     _rec_name = 'complete_name'
  64
  65     def _location_owner(self, cr, uid, location, context=None):
  66         ''' Return the company owning the location if any '''
  67         return location and (location.usage == 'internal') and location.company_id or False
  68
  69     def _complete_name(self, cr, uid, ids, name, args, context=None):
  70         """ Forms complete name of location from parent location to child location.
  71         @return: Dictionary of values
  72         """
  73         res = {}
  74         for m in self.browse(cr, uid, ids, context=context):
  75             res[m.id] = m.name
  76             parent = m.location_id
  77             while parent:
  78                 res[m.id] = parent.name + ' / ' + res[m.id]
  79                 parent = parent.location_id
  80         return res
  81
  82     def _get_sublocations(self, cr, uid, ids, context=None):
  83         """ return all sublocations of the given stock locations (included) """
  84         if context is None:
  85             context = {}
  86         context_with_inactive = context.copy()
  87         context_with_inactive['active_test'] = False
  88         return self.search(cr, uid, [('id', 'child_of', ids)], context=context_with_inactive)
  89
  90     def _name_get(self, cr, uid, location, context=None):
  91         name = location.name
  92         while location.location_id and location.usage != 'view':
  93             location = location.location_id
  94             name = location.name + '/' + name
  95         return name
  96
  97     def name_get(self, cr, uid, ids, context=None):
  98         res = []
  99         for location in self.browse(cr, uid, ids, context=context):
 100             res.append((location.id, self._name_get(cr, uid, location, context=context)))
 101         return res
 102
 103     _columns = {
 104         'name': fields.char('Location Name', required=True, translate=True),
 105         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 106         'usage': fields.selection([
 107                         ('supplier', 'Supplier Location'),
 108                         ('view', 'View'),
 109                         ('internal', 'Internal Location'),
 110                         ('customer', 'Customer Location'),
 111                         ('inventory', 'Inventory'),
 112                         ('procurement', 'Procurement'),
 113                         ('production', 'Production'),
 114                         ('transit', 'Transit Location')],
 115                 'Location Type', required=True,
 116                 help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 117                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 118                        \n* Internal Location: Physical locations inside your own warehouses,
 119                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 120                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 121                        \n* Procurement: Virtual location serving as temporary counterpart for procurement operations when the source (supplier or production) is not known yet. This location should be empty when the procurement scheduler has finished running.
 122                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 123                        \n* Transit Location: Counterpart location that should be used in inter-companies or inter-warehouses operations
 124                       """, select=True),
 125         'complete_name': fields.function(_complete_name, type='char', string="Location Name",
 126                             store={'stock.location': (_get_sublocations, ['name', 'location_id', 'active'], 10)}),
 127         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 128         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 129
 130         'partner_id': fields.many2one('res.partner', 'Owner', help="Owner of the location if not internal"),
 131
 132         'comment': fields.text('Additional Information'),
 133         'posx': fields.integer('Corridor (X)', help="Optional localization details, for information purpose only"),
 134         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 135         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 136
 137         'parent_left': fields.integer('Left Parent', select=1),
 138         'parent_right': fields.integer('Right Parent', select=1),
 139
 140         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between companies'),
 141         'scrap_location': fields.boolean('Is a Scrap Location?', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 142         'removal_strategy_id': fields.many2one('product.removal', 'Removal Strategy', help="Defines the default method used for suggesting the exact location (shelf) where to take the products from, which lot etc. for this location. This method can be enforced at the product category level, and a fallback is made on the parent locations if none is set here."),
 143         'putaway_strategy_id': fields.many2one('product.putaway', 'Put Away Strategy', help="Defines the default method used for suggesting the exact location (shelf) where to store the products. This method can be enforced at the product category level, and a fallback is made on the parent locations if none is set here."),
 144         'loc_barcode': fields.char('Location Barcode'),
 145     }
 146     _defaults = {
 147         'active': True,
 148         'usage': 'internal',
 149         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 150         'posx': 0,
 151         'posy': 0,
 152         'posz': 0,
 153         'scrap_location': False,
 154     }
 155     _sql_constraints = [('loc_barcode_company_uniq', 'unique (loc_barcode,company_id)', 'The barcode for a location must be unique per company !')]
 156
 157     def create(self, cr, uid, default, context=None):
 158         if not default.get('loc_barcode', False):
 159             default.update({'loc_barcode': default.get('complete_name', False)})
 160         return super(stock_location, self).create(cr, uid, default, context=context)
 161
 162     def get_putaway_strategy(self, cr, uid, location, product, context=None):
 163         ''' Returns the location where the product has to be put, if any compliant putaway strategy is found. Otherwise returns None.'''
 164         putaway_obj = self.pool.get('product.putaway')
 165         loc = location
 166         while loc:
 167             if loc.putaway_strategy_id:
 168                 res = putaway_obj.putaway_apply(cr, uid, loc.putaway_strategy_id, product, context=context)
 169                 if res:
 170                     return res
 171             loc = loc.location_id
 172
 173     def _default_removal_strategy(self, cr, uid, context=None):
 174         return 'fifo'
 175
 176     def get_removal_strategy(self, cr, uid, location, product, context=None):
 177         ''' Returns the removal strategy to consider for the given product and location.
 178             :param location: browse record (stock.location)
 179             :param product: browse record (product.product)
 180             :rtype: char
 181         '''
 182         if product.categ_id.removal_strategy_id:
 183             return product.categ_id.removal_strategy_id.method
 184         loc = location
 185         while loc:
 186             if loc.removal_strategy_id:
 187                 return loc.removal_strategy_id.method
 188             loc = loc.location_id
 189         return self._default_removal_strategy(cr, uid, context=context)
 190
 191
 192     def get_warehouse(self, cr, uid, location, context=None):
 193         """
 194             Returns warehouse id of warehouse that contains location
 195             :param location: browse record (stock.location)
 196         """
 197         wh_obj = self.pool.get("stock.warehouse")
 198         whs = wh_obj.search(cr, uid, [('view_location_id.parent_left', '<=', location.parent_left),
 199                                 ('view_location_id.parent_right', '>=', location.parent_left)], context=context)
 200         return whs and whs[0] or False
 201
 202 #----------------------------------------------------------
 203 # Routes
 204 #----------------------------------------------------------
 205
 206 class stock_location_route(osv.osv):
 207     _name = 'stock.location.route'
 208     _description = "Inventory Routes"
 209     _order = 'sequence'
 210
 211     _columns = {
 212         'name': fields.char('Route Name', required=True),
 213         'sequence': fields.integer('Sequence'),
 214         'pull_ids': fields.one2many('procurement.rule', 'route_id', 'Pull Rules', copy=True),
 215         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the route without removing it."),
 216         'push_ids': fields.one2many('stock.location.path', 'route_id', 'Push Rules', copy=True),
 217         'product_selectable': fields.boolean('Applicable on Product'),
 218         'product_categ_selectable': fields.boolean('Applicable on Product Category'),
 219         'warehouse_selectable': fields.boolean('Applicable on Warehouse'),
 220         'supplied_wh_id': fields.many2one('stock.warehouse', 'Supplied Warehouse'),
 221         'supplier_wh_id': fields.many2one('stock.warehouse', 'Supplier Warehouse'),
 222         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this route is shared between all companies'),
 223     }
 224
 225     _defaults = {
 226         'sequence': lambda self, cr, uid, ctx: 0,
 227         'active': True,
 228         'product_selectable': True,
 229         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location.route', context=c),
 230     }
 231
 232     def write(self, cr, uid, ids, vals, context=None):
 233         '''when a route is deactivated, deactivate also its pull and push rules'''
 234         if isinstance(ids, (int, long)):
 235             ids = [ids]
 236         res = super(stock_location_route, self).write(cr, uid, ids, vals, context=context)
 237         if 'active' in vals:
 238             push_ids = []
 239             pull_ids = []
 240             for route in self.browse(cr, uid, ids, context=context):
 241                 if route.push_ids:
 242                     push_ids += [r.id for r in route.push_ids if r.active != vals['active']]
 243                 if route.pull_ids:
 244                     pull_ids += [r.id for r in route.pull_ids if r.active != vals['active']]
 245             if push_ids:
 246                 self.pool.get('stock.location.path').write(cr, uid, push_ids, {'active': vals['active']}, context=context)
 247             if pull_ids:
 248                 self.pool.get('procurement.rule').write(cr, uid, pull_ids, {'active': vals['active']}, context=context)
 249         return res
 250
 251 #----------------------------------------------------------
 252 # Quants
 253 #----------------------------------------------------------
 254
 255 class stock_quant(osv.osv):
 256     """
 257     Quants are the smallest unit of stock physical instances
 258     """
 259     _name = "stock.quant"
 260     _description = "Quants"
 261
 262     def _get_quant_name(self, cr, uid, ids, name, args, context=None):
 263         """ Forms complete name of location from parent location to child location.
 264         @return: Dictionary of values
 265         """
 266         res = {}
 267         for q in self.browse(cr, uid, ids, context=context):
 268
 269             res[q.id] = q.product_id.code or ''
 270             if q.lot_id:
 271                 res[q.id] = q.lot_id.name
 272             res[q.id] += ': ' + str(q.qty) + q.product_id.uom_id.name
 273         return res
 274
 275     def _calc_inventory_value(self, cr, uid, ids, name, attr, context=None):
 276         context = dict(context or {})
 277         res = {}
 278         uid_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
 279         for quant in self.browse(cr, uid, ids, context=context):
 280             context.pop('force_company', None)
 281             if quant.company_id.id != uid_company_id:
 282                 #if the company of the quant is different than the current user company, force the company in the context
 283                 #then re-do a browse to read the property fields for the good company.
 284                 context['force_company'] = quant.company_id.id
 285                 quant = self.browse(cr, uid, quant.id, context=context)
 286             res[quant.id] = self._get_inventory_value(cr, uid, quant, context=context)
 287         return res
 288
 289     def _get_inventory_value(self, cr, uid, quant, context=None):
 290         return quant.product_id.standard_price * quant.qty
 291
 292     _columns = {
 293         'name': fields.function(_get_quant_name, type='char', string='Identifier'),
 294         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete="restrict", readonly=True, select=True),
 295         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="restrict", readonly=True, select=True),
 296         'qty': fields.float('Quantity', required=True, help="Quantity of products in this quant, in the default unit of measure of the product", readonly=True, select=True),
 297         'package_id': fields.many2one('stock.quant.package', string='Package', help="The package containing this quant", readonly=True, select=True),
 298         'packaging_type_id': fields.related('package_id', 'packaging_id', type='many2one', relation='product.packaging', string='Type of packaging', readonly=True, store=True),
 299         'reservation_id': fields.many2one('stock.move', 'Reserved for Move', help="The move the quant is reserved for", readonly=True, select=True),
 300         'lot_id': fields.many2one('stock.production.lot', 'Lot', readonly=True, select=True),
 301         'cost': fields.float('Unit Cost'),
 302         'owner_id': fields.many2one('res.partner', 'Owner', help="This is the owner of the quant", readonly=True, select=True),
 303
 304         'create_date': fields.datetime('Creation Date', readonly=True),
 305         'in_date': fields.datetime('Incoming Date', readonly=True, select=True),
 306
 307         'history_ids': fields.many2many('stock.move', 'stock_quant_move_rel', 'quant_id', 'move_id', 'Moves', help='Moves that operate(d) on this quant'),
 308         'company_id': fields.many2one('res.company', 'Company', help="The company to which the quants belong", required=True, readonly=True, select=True),
 309         'inventory_value': fields.function(_calc_inventory_value, string="Inventory Value", type='float', readonly=True),
 310
 311         # Used for negative quants to reconcile after compensated by a new positive one
 312         'propagated_from_id': fields.many2one('stock.quant', 'Linked Quant', help='The negative quant this is coming from', readonly=True, select=True),
 313         'negative_move_id': fields.many2one('stock.move', 'Move Negative Quant', help='If this is a negative quant, this will be the move that caused this negative quant.', readonly=True),
 314         'negative_dest_location_id': fields.related('negative_move_id', 'location_dest_id', type='many2one', relation='stock.location', string="Negative Destination Location", readonly=True,
 315                                                     help="Technical field used to record the destination location of a move that created a negative quant"),
 316     }
 317
 318     _defaults = {
 319         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.quant', context=c),
 320     }
 321
 322     def read_group(self, cr, uid, domain, fields, groupby, offset=0, limit=None, context=None, orderby=False, lazy=True):
 323         ''' Overwrite the read_group in order to sum the function field 'inventory_value' in group by'''
 324         res = super(stock_quant, self).read_group(cr, uid, domain, fields, groupby, offset=offset, limit=limit, context=context, orderby=orderby, lazy=lazy)
 325         if 'inventory_value' in fields:
 326             for line in res:
 327                 if '__domain' in line:
 328                     lines = self.search(cr, uid, line['__domain'], context=context)
 329                     inv_value = 0.0
 330                     for line2 in self.browse(cr, uid, lines, context=context):
 331                         inv_value += line2.inventory_value
 332                     line['inventory_value'] = inv_value
 333         return res
 334
 335     def action_view_quant_history(self, cr, uid, ids, context=None):
 336         '''
 337         This function returns an action that display the history of the quant, which
 338         mean all the stock moves that lead to this quant creation with this quant quantity.
 339         '''
 340         mod_obj = self.pool.get('ir.model.data')
 341         act_obj = self.pool.get('ir.actions.act_window')
 342
 343         result = mod_obj.get_object_reference(cr, uid, 'stock', 'action_move_form2')
 344         id = result and result[1] or False
 345         result = act_obj.read(cr, uid, [id], context={})[0]
 346
 347         move_ids = []
 348         for quant in self.browse(cr, uid, ids, context=context):
 349             move_ids += [move.id for move in quant.history_ids]
 350
 351         result['domain'] = "[('id','in',[" + ','.join(map(str, move_ids)) + "])]"
 352         return result
 353
 354     def quants_reserve(self, cr, uid, quants, move, link=False, context=None):
 355         '''This function reserves quants for the given move (and optionally given link). If the total of quantity reserved is enough, the move's state
 356         is also set to 'assigned'
 357
 358         :param quants: list of tuple(quant browse record or None, qty to reserve). If None is given as first tuple element, the item will be ignored. Negative quants should not be received as argument
 359         :param move: browse record
 360         :param link: browse record (stock.move.operation.link)
 361         '''
 362         toreserve = []
 363         reserved_availability = move.reserved_availability
 364         #split quants if needed
 365         for quant, qty in quants:
 366             if qty <= 0.0 or (quant and quant.qty <= 0.0):
 367                 raise osv.except_osv(_('Error!'), _('You can not reserve a negative quantity or a negative quant.'))
 368             if not quant:
 369                 continue
 370             self._quant_split(cr, uid, quant, qty, context=context)
 371             toreserve.append(quant.id)
 372             reserved_availability += quant.qty
 373         #reserve quants
 374         if toreserve:
 375             self.write(cr, SUPERUSER_ID, toreserve, {'reservation_id': move.id}, context=context)
 376             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 377             if move.picking_id:
 378                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 379         #check if move'state needs to be set as 'assigned'
 380         if reserved_availability == move.product_qty and move.state in ('confirmed', 'waiting'):
 381             self.pool.get('stock.move').write(cr, uid, [move.id], {'state': 'assigned'}, context=context)
 382         elif reserved_availability > 0 and not move.partially_available:
 383             self.pool.get('stock.move').write(cr, uid, [move.id], {'partially_available': True}, context=context)
 384
 385     def quants_move(self, cr, uid, quants, move, location_to, location_from=False, lot_id=False, owner_id=False, src_package_id=False, dest_package_id=False, context=None):
 386         """Moves all given stock.quant in the given destination location.  Unreserve from current move.
 387         :param quants: list of tuple(browse record(stock.quant) or None, quantity to move)
 388         :param move: browse record (stock.move)
 389         :param location_to: browse record (stock.location) depicting where the quants have to be moved
 390         :param location_from: optional browse record (stock.location) explaining where the quant has to be taken (may differ from the move source location in case a removal strategy applied). This parameter is only used to pass to _quant_create if a negative quant must be created
 391         :param lot_id: ID of the lot that must be set on the quants to move
 392         :param owner_id: ID of the partner that must own the quants to move
 393         :param src_package_id: ID of the package that contains the quants to move
 394         :param dest_package_id: ID of the package that must be set on the moved quant
 395         """
 396         quants_reconcile = []
 397         to_move_quants = []
 398         self._check_location(cr, uid, location_to, context=context)
 399         for quant, qty in quants:
 400             if not quant:
 401                 #If quant is None, we will create a quant to move (and potentially a negative counterpart too)
 402                 quant = self._quant_create(cr, uid, qty, move, lot_id=lot_id, owner_id=owner_id, src_package_id=src_package_id, dest_package_id=dest_package_id, force_location_from=location_from, force_location_to=location_to, context=context)
 403             else:
 404                 self._quant_split(cr, uid, quant, qty, context=context)
 405                 quant.refresh()
 406                 to_move_quants.append(quant)
 407             quants_reconcile.append(quant)
 408         if to_move_quants:
 409             to_recompute_move_ids = [x.reservation_id.id for x in to_move_quants if x.reservation_id and x.reservation_id.id != move.id]
 410             self.move_quants_write(cr, uid, to_move_quants, move, location_to, dest_package_id, context=context)
 411             self.pool.get('stock.move').recalculate_move_state(cr, uid, to_recompute_move_ids, context=context)
 412         if location_to.usage == 'internal':
 413             if self.search(cr, uid, [('product_id', '=', move.product_id.id), ('qty','<', 0)], limit=1, context=context):
 414                 for quant in quants_reconcile:
 415                     quant.refresh()
 416                     self._quant_reconcile_negative(cr, uid, quant, move, context=context)
 417
 418     def move_quants_write(self, cr, uid, quants, move, location_dest_id, dest_package_id, context=None):
 419         vals = {'location_id': location_dest_id.id,
 420                 'history_ids': [(4, move.id)],
 421                 'package_id': dest_package_id,
 422                 'reservation_id': False}
 423         self.write(cr, SUPERUSER_ID, [q.id for q in quants], vals, context=context)
 424
 425     def quants_get_prefered_domain(self, cr, uid, location, product, qty, domain=None, prefered_domain_list=[], restrict_lot_id=False, restrict_partner_id=False, context=None):
 426         ''' This function tries to find quants in the given location for the given domain, by trying to first limit
 427             the choice on the quants that match the first item of prefered_domain_list as well. But if the qty requested is not reached
 428             it tries to find the remaining quantity by looping on the prefered_domain_list (tries with the second item and so on).
 429             Make sure the quants aren't found twice => all the domains of prefered_domain_list should be orthogonal
 430         '''
 431         if domain is None:
 432             domain = []
 433         quants = [(None, qty)]
 434         #don't look for quants in location that are of type production, supplier or inventory.
 435         if location.usage in ['inventory', 'production', 'supplier']:
 436             return quants
 437         res_qty = qty
 438         if not prefered_domain_list:
 439             return self.quants_get(cr, uid, location, product, qty, domain=domain, restrict_lot_id=restrict_lot_id, restrict_partner_id=restrict_partner_id, context=context)
 440         for prefered_domain in prefered_domain_list:
 441             if res_qty > 0:
 442                 #try to replace the last tuple (None, res_qty) with something that wasn't chosen at first because of the prefered order
 443                 quants.pop()
 444                 tmp_quants = self.quants_get(cr, uid, location, product, res_qty, domain=domain + prefered_domain, restrict_lot_id=restrict_lot_id, restrict_partner_id=restrict_partner_id, context=context)
 445                 for quant in tmp_quants:
 446                     if quant[0]:
 447                         res_qty -= quant[1]
 448                 quants += tmp_quants
 449         return quants
 450
 451     def quants_get(self, cr, uid, location, product, qty, domain=None, restrict_lot_id=False, restrict_partner_id=False, context=None):
 452         """
 453         Use the removal strategies of product to search for the correct quants
 454         If you inherit, put the super at the end of your method.
 455
 456         :location: browse record of the parent location where the quants have to be found
 457         :product: browse record of the product to find
 458         :qty in UoM of product
 459         """
 460         result = []
 461         domain = domain or [('qty', '>', 0.0)]
 462         if restrict_partner_id:
 463             domain += [('owner_id', '=', restrict_partner_id)]
 464         if restrict_lot_id:
 465             domain += [('lot_id', '=', restrict_lot_id)]
 466         if location:
 467             removal_strategy = self.pool.get('stock.location').get_removal_strategy(cr, uid, location, product, context=context)
 468             result += self.apply_removal_strategy(cr, uid, location, product, qty, domain, removal_strategy, context=context)
 469         return result
 470
 471     def apply_removal_strategy(self, cr, uid, location, product, quantity, domain, removal_strategy, context=None):
 472         if removal_strategy == 'fifo':
 473             order = 'in_date, id'
 474             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 475         elif removal_strategy == 'lifo':
 476             order = 'in_date desc, id desc'
 477             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 478         raise osv.except_osv(_('Error!'), _('Removal strategy %s not implemented.' % (removal_strategy,)))
 479
 480     def _quant_create(self, cr, uid, qty, move, lot_id=False, owner_id=False, src_package_id=False, dest_package_id=False,
 481                       force_location_from=False, force_location_to=False, context=None):
 482         '''Create a quant in the destination location and create a negative quant in the source location if it's an internal location.
 483         '''
 484         if context is None:
 485             context = {}
 486         price_unit = self.pool.get('stock.move').get_price_unit(cr, uid, move, context=context)
 487         location = force_location_to or move.location_dest_id
 488         vals = {
 489             'product_id': move.product_id.id,
 490             'location_id': location.id,
 491             'qty': qty,
 492             'cost': price_unit,
 493             'history_ids': [(4, move.id)],
 494             'in_date': datetime.now().strftime(DEFAULT_SERVER_DATETIME_FORMAT),
 495             'company_id': move.company_id.id,
 496             'lot_id': lot_id,
 497             'owner_id': owner_id,
 498             'package_id': dest_package_id,
 499         }
 500
 501         if move.location_id.usage == 'internal':
 502             #if we were trying to move something from an internal location and reach here (quant creation),
 503             #it means that a negative quant has to be created as well.
 504             negative_vals = vals.copy()
 505             negative_vals['location_id'] = force_location_from and force_location_from.id or move.location_id.id
 506             negative_vals['qty'] = -qty
 507             negative_vals['cost'] = price_unit
 508             negative_vals['negative_move_id'] = move.id
 509             negative_vals['package_id'] = src_package_id
 510             negative_quant_id = self.create(cr, SUPERUSER_ID, negative_vals, context=context)
 511             vals.update({'propagated_from_id': negative_quant_id})
 512
 513         #create the quant as superuser, because we want to restrict the creation of quant manually: we should always use this method to create quants
 514         quant_id = self.create(cr, SUPERUSER_ID, vals, context=context)
 515         return self.browse(cr, uid, quant_id, context=context)
 516
 517     def _quant_split(self, cr, uid, quant, qty, context=None):
 518         context = context or {}
 519         if (quant.qty > 0 and quant.qty <= qty) or (quant.qty <= 0 and quant.qty >= qty):
 520             return False
 521         new_quant = self.copy(cr, SUPERUSER_ID, quant.id, default={'qty': quant.qty - qty}, context=context)
 522         self.write(cr, SUPERUSER_ID, quant.id, {'qty': qty}, context=context)
 523         quant.refresh()
 524         return self.browse(cr, uid, new_quant, context=context)
 525
 526     def _get_latest_move(self, cr, uid, quant, context=None):
 527         move = False
 528         for m in quant.history_ids:
 529             if not move or m.date > move.date:
 530                 move = m
 531         return move
 532
 533     @api.cr_uid_ids_context
 534     def _quants_merge(self, cr, uid, solved_quant_ids, solving_quant, context=None):
 535         path = []
 536         for move in solving_quant.history_ids:
 537             path.append((4, move.id))
 538         self.write(cr, SUPERUSER_ID, solved_quant_ids, {'history_ids': path}, context=context)
 539
 540     def _quant_reconcile_negative(self, cr, uid, quant, move, context=None):
 541         """
 542             When new quant arrive in a location, try to reconcile it with
 543             negative quants. If it's possible, apply the cost of the new
 544             quant to the conter-part of the negative quant.
 545         """
 546         solving_quant = quant
 547         dom = [('qty', '<', 0)]
 548         if quant.lot_id:
 549             dom += [('lot_id', '=', quant.lot_id.id)]
 550         dom += [('owner_id', '=', quant.owner_id.id)]
 551         dom += [('package_id', '=', quant.package_id.id)]
 552         quants = self.quants_get(cr, uid, quant.location_id, quant.product_id, quant.qty, dom, context=context)
 553         for quant_neg, qty in quants:
 554             if not quant_neg:
 555                 continue
 556             to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id)], context=context)
 557             if not to_solve_quant_ids:
 558                 continue
 559             solving_qty = qty
 560             solved_quant_ids = []
 561             for to_solve_quant in self.browse(cr, uid, to_solve_quant_ids, context=context):
 562                 if solving_qty <= 0:
 563                     continue
 564                 solved_quant_ids.append(to_solve_quant.id)
 565                 self._quant_split(cr, uid, to_solve_quant, min(solving_qty, to_solve_quant.qty), context=context)
 566                 solving_qty -= min(solving_qty, to_solve_quant.qty)
 567             remaining_solving_quant = self._quant_split(cr, uid, solving_quant, qty, context=context)
 568             remaining_neg_quant = self._quant_split(cr, uid, quant_neg, -qty, context=context)
 569             #if the reconciliation was not complete, we need to link together the remaining parts
 570             if remaining_neg_quant:
 571                 remaining_to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id), ('id', 'not in', solved_quant_ids)], context=context)
 572                 if remaining_to_solve_quant_ids:
 573                     self.write(cr, SUPERUSER_ID, remaining_to_solve_quant_ids, {'propagated_from_id': remaining_neg_quant.id}, context=context)
 574             #delete the reconciled quants, as it is replaced by the solved quants
 575             self.unlink(cr, SUPERUSER_ID, [quant_neg.id], context=context)
 576             #price update + accounting entries adjustments
 577             self._price_update(cr, uid, solved_quant_ids, solving_quant.cost, context=context)
 578             #merge history (and cost?)
 579             self._quants_merge(cr, uid, solved_quant_ids, solving_quant, context=context)
 580             self.unlink(cr, SUPERUSER_ID, [solving_quant.id], context=context)
 581             solving_quant = remaining_solving_quant
 582
 583     def _price_update(self, cr, uid, ids, newprice, context=None):
 584         self.write(cr, SUPERUSER_ID, ids, {'cost': newprice}, context=context)
 585
 586     def quants_unreserve(self, cr, uid, move, context=None):
 587         related_quants = [x.id for x in move.reserved_quant_ids]
 588         if related_quants:
 589             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 590             if move.picking_id:
 591                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 592             if move.partially_available:
 593                 self.pool.get("stock.move").write(cr, uid, [move.id], {'partially_available': False}, context=context)
 594             self.write(cr, SUPERUSER_ID, related_quants, {'reservation_id': False}, context=context)
 595
 596     def _quants_get_order(self, cr, uid, location, product, quantity, domain=[], orderby='in_date', context=None):
 597         ''' Implementation of removal strategies
 598             If it can not reserve, it will return a tuple (None, qty)
 599         '''
 600         if context is None:
 601             context = {}
 602         domain += location and [('location_id', 'child_of', location.id)] or []
 603         domain += [('product_id', '=', product.id)]
 604         if context.get('force_company'):
 605             domain += [('company_id', '=', context.get('force_company'))]
 606         else:
 607             domain += [('company_id', '=', self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id)]
 608         res = []
 609         offset = 0
 610         while quantity > 0:
 611             quants = self.search(cr, uid, domain, order=orderby, limit=10, offset=offset, context=context)
 612             if not quants:
 613                 res.append((None, quantity))
 614                 break
 615             for quant in self.browse(cr, uid, quants, context=context):
 616                 if quantity >= abs(quant.qty):
 617                     res += [(quant, abs(quant.qty))]
 618                     quantity -= abs(quant.qty)
 619                 elif quantity != 0:
 620                     res += [(quant, quantity)]
 621                     quantity = 0
 622                     break
 623             offset += 10
 624         return res
 625
 626     def _check_location(self, cr, uid, location, context=None):
 627         if location.usage == 'view':
 628             raise osv.except_osv(_('Error'), _('You cannot move to a location of type view %s.') % (location.name))
 629         return True
 630
 631 #----------------------------------------------------------
 632 # Stock Picking
 633 #----------------------------------------------------------
 634
 635 class stock_picking(osv.osv):
 636     _name = "stock.picking"
 637     _inherit = ['mail.thread']
 638     _description = "Picking List"
 639     _order = "priority desc, date asc, id desc"
 640
 641     def _set_min_date(self, cr, uid, id, field, value, arg, context=None):
 642         move_obj = self.pool.get("stock.move")
 643         if value:
 644             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 645             move_obj.write(cr, uid, move_ids, {'date_expected': value}, context=context)
 646
 647     def _set_priority(self, cr, uid, id, field, value, arg, context=None):
 648         move_obj = self.pool.get("stock.move")
 649         if value:
 650             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 651             move_obj.write(cr, uid, move_ids, {'priority': value}, context=context)
 652
 653     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 654         """ Finds minimum and maximum dates for picking.
 655         @return: Dictionary of values
 656         """
 657         res = {}
 658         for id in ids:
 659             res[id] = {'min_date': False, 'max_date': False, 'priority': '1'}
 660         if not ids:
 661             return res
 662         cr.execute("""select
 663                 picking_id,
 664                 min(date_expected),
 665                 max(date_expected),
 666                 max(priority)
 667             from
 668                 stock_move
 669             where
 670                 picking_id IN %s
 671             group by
 672                 picking_id""", (tuple(ids),))
 673         for pick, dt1, dt2, prio in cr.fetchall():
 674             res[pick]['min_date'] = dt1
 675             res[pick]['max_date'] = dt2
 676             res[pick]['priority'] = prio
 677         return res
 678
 679     def create(self, cr, user, vals, context=None):
 680         context = context or {}
 681         if ('name' not in vals) or (vals.get('name') in ('/', False)):
 682             ptype_id = vals.get('picking_type_id', context.get('default_picking_type_id', False))
 683             sequence_id = self.pool.get('stock.picking.type').browse(cr, user, ptype_id, context=context).sequence_id.id
 684             vals['name'] = self.pool.get('ir.sequence').get_id(cr, user, sequence_id, 'id', context=context)
 685         return super(stock_picking, self).create(cr, user, vals, context)
 686
 687     def _state_get(self, cr, uid, ids, field_name, arg, context=None):
 688         '''The state of a picking depends on the state of its related stock.move
 689             draft: the picking has no line or any one of the lines is draft
 690             done, draft, cancel: all lines are done / draft / cancel
 691             confirmed, waiting, assigned, partially_available depends on move_type (all at once or partial)
 692         '''
 693         res = {}
 694         for pick in self.browse(cr, uid, ids, context=context):
 695             if (not pick.move_lines) or any([x.state == 'draft' for x in pick.move_lines]):
 696                 res[pick.id] = 'draft'
 697                 continue
 698             if all([x.state == 'cancel' for x in pick.move_lines]):
 699                 res[pick.id] = 'cancel'
 700                 continue
 701             if all([x.state in ('cancel', 'done') for x in pick.move_lines]):
 702                 res[pick.id] = 'done'
 703                 continue
 704
 705             order = {'confirmed': 0, 'waiting': 1, 'assigned': 2}
 706             order_inv = {0: 'confirmed', 1: 'waiting', 2: 'assigned'}
 707             lst = [order[x.state] for x in pick.move_lines if x.state not in ('cancel', 'done')]
 708             if pick.move_type == 'one':
 709                 res[pick.id] = order_inv[min(lst)]
 710             else:
 711                 #we are in the case of partial delivery, so if all move are assigned, picking
 712                 #should be assign too, else if one of the move is assigned, or partially available, picking should be
 713                 #in partially available state, otherwise, picking is in waiting or confirmed state
 714                 res[pick.id] = order_inv[max(lst)]
 715                 if not all(x == 2 for x in lst):
 716                     if any(x == 2 for x in lst):
 717                         res[pick.id] = 'partially_available'
 718                     else:
 719                         #if all moves aren't assigned, check if we have one product partially available
 720                         for move in pick.move_lines:
 721                             if move.partially_available:
 722                                 res[pick.id] = 'partially_available'
 723                                 break
 724         return res
 725
 726     def _get_pickings(self, cr, uid, ids, context=None):
 727         res = set()
 728         for move in self.browse(cr, uid, ids, context=context):
 729             if move.picking_id:
 730                 res.add(move.picking_id.id)
 731         return list(res)
 732
 733     def _get_pack_operation_exist(self, cr, uid, ids, field_name, arg, context=None):
 734         res = {}
 735         for pick in self.browse(cr, uid, ids, context=context):
 736             res[pick.id] = False
 737             if pick.pack_operation_ids:
 738                 res[pick.id] = True
 739         return res
 740
 741     def _get_quant_reserved_exist(self, cr, uid, ids, field_name, arg, context=None):
 742         res = {}
 743         for pick in self.browse(cr, uid, ids, context=context):
 744             res[pick.id] = False
 745             for move in pick.move_lines:
 746                 if move.reserved_quant_ids:
 747                     res[pick.id] = True
 748                     continue
 749         return res
 750
 751     def check_group_lot(self, cr, uid, context=None):
 752         """ This function will return true if we have the setting to use lots activated. """
 753         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_production_lot')
 754
 755     def check_group_pack(self, cr, uid, context=None):
 756         """ This function will return true if we have the setting to use package activated. """
 757         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_tracking_lot')
 758
 759     def action_assign_owner(self, cr, uid, ids, context=None):
 760         for picking in self.browse(cr, uid, ids, context=context):
 761             packop_ids = [op.id for op in picking.pack_operation_ids]
 762             self.pool.get('stock.pack.operation').write(cr, uid, packop_ids, {'owner_id': picking.owner_id.id}, context=context)
 763
 764     _columns = {
 765         'name': fields.char('Reference', select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 766         'origin': fields.char('Source Document', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Reference of the document", select=True),
 767         'backorder_id': fields.many2one('stock.picking', 'Back Order of', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True, copy=False),
 768         'note': fields.text('Notes', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 769         'move_type': fields.selection([('direct', 'Partial'), ('one', 'All at once')], 'Delivery Method', required=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="It specifies goods to be deliver partially or all at once"),
 770         'state': fields.function(_state_get, type="selection", copy=False,
 771             store={
 772                 'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_type'], 20),
 773                 'stock.move': (_get_pickings, ['state', 'picking_id', 'partially_available'], 20)},
 774             selection=[
 775                 ('draft', 'Draft'),
 776                 ('cancel', 'Cancelled'),
 777                 ('waiting', 'Waiting Another Operation'),
 778                 ('confirmed', 'Waiting Availability'),
 779                 ('partially_available', 'Partially Available'),
 780                 ('assigned', 'Ready to Transfer'),
 781                 ('done', 'Transferred'),
 782                 ], string='Status', readonly=True, select=True, track_visibility='onchange',
 783             help="""
 784                 * Draft: not confirmed yet and will not be scheduled until confirmed\n
 785                 * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 786                 * Waiting Availability: still waiting for the availability of products\n
 787                 * Partially Available: some products are available and reserved\n
 788                 * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 789                 * Transferred: has been processed, can't be modified or cancelled anymore\n
 790                 * Cancelled: has been cancelled, can't be confirmed anymore"""
 791         ),
 792         'priority': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_priority, type='selection', selection=procurement.PROCUREMENT_PRIORITIES, string='Priority',
 793                                     store={'stock.move': (_get_pickings, ['priority', 'picking_id'], 20)}, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, select=1, help="Priority for this picking. Setting manually a value here would set it as priority for all the moves",
 794                                     track_visibility='onchange', required=True),
 795         'min_date': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_min_date,
 796                  store={'stock.move': (_get_pickings, ['date_expected', 'picking_id'], 20)}, type='datetime', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, string='Scheduled Date', select=1, help="Scheduled time for the first part of the shipment to be processed. Setting manually a value here would set it as expected date for all the stock moves.", track_visibility='onchange'),
 797         'max_date': fields.function(get_min_max_date, multi="min_max_date",
 798                  store={'stock.move': (_get_pickings, ['date_expected', 'picking_id'], 20)}, type='datetime', string='Max. Expected Date', select=2, help="Scheduled time for the last part of the shipment to be processed"),
 799         'date': fields.datetime('Creation Date', help="Creation Date, usually the time of the order", select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, track_visibility='onchange'),
 800         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 801         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=True),
 802         'quant_reserved_exist': fields.function(_get_quant_reserved_exist, type='boolean', string='Quant already reserved ?', help='technical field used to know if there is already at least one quant reserved on moves of a given picking'),
 803         'partner_id': fields.many2one('res.partner', 'Partner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 804         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 805         'pack_operation_ids': fields.one2many('stock.pack.operation', 'picking_id', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, string='Related Packing Operations'),
 806         'pack_operation_exist': fields.function(_get_pack_operation_exist, type='boolean', string='Pack Operation Exists?', help='technical field for attrs in view'),
 807         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, required=True),
 808         'picking_type_code': fields.related('picking_type_id', 'code', type='char', string='Picking Type Code', help="Technical field used to display the correct label on print button in the picking view"),
 809
 810         'owner_id': fields.many2one('res.partner', 'Owner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Default Owner"),
 811         # Used to search on pickings
 812         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 813         'recompute_pack_op': fields.boolean('Recompute pack operation?', help='True if reserved quants changed, which mean we might need to recompute the package operations', copy=False),
 814         'location_id': fields.related('move_lines', 'location_id', type='many2one', relation='stock.location', string='Location', readonly=True),
 815         'location_dest_id': fields.related('move_lines', 'location_dest_id', type='many2one', relation='stock.location', string='Destination Location', readonly=True),
 816         'group_id': fields.related('move_lines', 'group_id', type='many2one', relation='procurement.group', string='Procurement Group', readonly=True,
 817               store={
 818                   'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_lines'], 10),
 819                   'stock.move': (_get_pickings, ['group_id', 'picking_id'], 10),
 820               }),
 821     }
 822
 823     _defaults = {
 824         'name': '/',
 825         'state': 'draft',
 826         'move_type': 'direct',
 827         'priority': '1',  # normal
 828         'date': fields.datetime.now,
 829         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c),
 830         'recompute_pack_op': True,
 831     }
 832     _sql_constraints = [
 833         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per company!'),
 834     ]
 835
 836     def do_print_picking(self, cr, uid, ids, context=None):
 837         '''This function prints the picking list'''
 838         context = dict(context or {}, active_ids=ids)
 839         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_picking', context=context)
 840
 841
 842     def action_confirm(self, cr, uid, ids, context=None):
 843         todo = []
 844         todo_force_assign = []
 845         for picking in self.browse(cr, uid, ids, context=context):
 846             if picking.location_id.usage in ('supplier', 'inventory', 'production'):
 847                 todo_force_assign.append(picking.id)
 848             for r in picking.move_lines:
 849                 if r.state == 'draft':
 850                     todo.append(r.id)
 851         if len(todo):
 852             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 853
 854         if todo_force_assign:
 855             self.force_assign(cr, uid, todo_force_assign, context=context)
 856         return True
 857
 858     def action_assign(self, cr, uid, ids, context=None):
 859         """ Check availability of picking moves.
 860         This has the effect of changing the state and reserve quants on available moves, and may
 861         also impact the state of the picking as it is computed based on move's states.
 862         @return: True
 863         """
 864         for pick in self.browse(cr, uid, ids, context=context):
 865             if pick.state == 'draft':
 866                 self.action_confirm(cr, uid, [pick.id], context=context)
 867             pick.refresh()
 868             #skip the moves that don't need to be checked
 869             move_ids = [x.id for x in pick.move_lines if x.state not in ('draft', 'cancel', 'done')]
 870             if not move_ids:
 871                 raise osv.except_osv(_('Warning!'), _('Nothing to check the availability for.'))
 872             self.pool.get('stock.move').action_assign(cr, uid, move_ids, context=context)
 873         return True
 874
 875     def force_assign(self, cr, uid, ids, context=None):
 876         """ Changes state of picking to available if moves are confirmed or waiting.
 877         @return: True
 878         """
 879         for pick in self.browse(cr, uid, ids, context=context):
 880             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed', 'waiting']]
 881             self.pool.get('stock.move').force_assign(cr, uid, move_ids, context=context)
 882         #pack_operation might have changed and need to be recomputed
 883         self.write(cr, uid, ids, {'recompute_pack_op': True}, context=context)
 884         return True
 885
 886     def action_cancel(self, cr, uid, ids, context=None):
 887         for pick in self.browse(cr, uid, ids, context=context):
 888             ids2 = [move.id for move in pick.move_lines]
 889             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 890         return True
 891
 892     def action_done(self, cr, uid, ids, context=None):
 893         """Changes picking state to done by processing the Stock Moves of the Picking
 894
 895         Normally that happens when the button "Done" is pressed on a Picking view.
 896         @return: True
 897         """
 898         for pick in self.browse(cr, uid, ids, context=context):
 899             todo = []
 900             for move in pick.move_lines:
 901                 if move.state == 'draft':
 902                     todo.extend(self.pool.get('stock.move').action_confirm(cr, uid, [move.id], context=context))
 903                 elif move.state in ('assigned', 'confirmed'):
 904                     todo.append(move.id)
 905             if len(todo):
 906                 self.pool.get('stock.move').action_done(cr, uid, todo, context=context)
 907         return True
 908
 909     def unlink(self, cr, uid, ids, context=None):
 910         #on picking deletion, cancel its move then unlink them too
 911         move_obj = self.pool.get('stock.move')
 912         context = context or {}
 913         for pick in self.browse(cr, uid, ids, context=context):
 914             move_ids = [move.id for move in pick.move_lines]
 915             move_obj.action_cancel(cr, uid, move_ids, context=context)
 916             move_obj.unlink(cr, uid, move_ids, context=context)
 917         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
 918
 919     def write(self, cr, uid, ids, vals, context=None):
 920         res = super(stock_picking, self).write(cr, uid, ids, vals, context=context)
 921         #if we changed the move lines or the pack operations, we need to recompute the remaining quantities of both
 922         if 'move_lines' in vals or 'pack_operation_ids' in vals:
 923             self.do_recompute_remaining_quantities(cr, uid, ids, context=context)
 924         return res
 925
 926     def _create_backorder(self, cr, uid, picking, backorder_moves=[], context=None):
 927         """ Move all non-done lines into a new backorder picking. If the key 'do_only_split' is given in the context, then move all lines not in context.get('split', []) instead of all non-done lines.
 928         """
 929         if not backorder_moves:
 930             backorder_moves = picking.move_lines
 931         backorder_move_ids = [x.id for x in backorder_moves if x.state not in ('done', 'cancel')]
 932         if 'do_only_split' in context and context['do_only_split']:
 933             backorder_move_ids = [x.id for x in backorder_moves if x.id not in context.get('split', [])]
 934
 935         if backorder_move_ids:
 936             backorder_id = self.copy(cr, uid, picking.id, {
 937                 'name': '/',
 938                 'move_lines': [],
 939                 'pack_operation_ids': [],
 940                 'backorder_id': picking.id,
 941             })
 942             backorder = self.browse(cr, uid, backorder_id, context=context)
 943             self.message_post(cr, uid, picking.id, body=_("Back order <em>%s</em> <b>created</b>.") % (backorder.name), context=context)
 944             move_obj = self.pool.get("stock.move")
 945             move_obj.write(cr, uid, backorder_move_ids, {'picking_id': backorder_id}, context=context)
 946
 947             self.write(cr, uid, [picking.id], {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
 948             self.action_confirm(cr, uid, [backorder_id], context=context)
 949             return backorder_id
 950         return False
 951
 952     @api.cr_uid_ids_context
 953     def recheck_availability(self, cr, uid, picking_ids, context=None):
 954         self.action_assign(cr, uid, picking_ids, context=context)
 955         self.do_prepare_partial(cr, uid, picking_ids, context=context)
 956
 957     def _get_top_level_packages(self, cr, uid, quants_suggested_locations, context=None):
 958         """This method searches for the higher level packages that can be moved as a single operation, given a list of quants
 959            to move and their suggested destination, and returns the list of matching packages.
 960         """
 961         # Try to find as much as possible top-level packages that can be moved
 962         pack_obj = self.pool.get("stock.quant.package")
 963         quant_obj = self.pool.get("stock.quant")
 964         top_lvl_packages = set()
 965         quants_to_compare = quants_suggested_locations.keys()
 966         for pack in list(set([x.package_id for x in quants_suggested_locations.keys() if x and x.package_id])):
 967             loop = True
 968             test_pack = pack
 969             good_pack = False
 970             pack_destination = False
 971             while loop:
 972                 pack_quants = pack_obj.get_content(cr, uid, [test_pack.id], context=context)
 973                 all_in = True
 974                 for quant in quant_obj.browse(cr, uid, pack_quants, context=context):
 975                     # If the quant is not in the quants to compare and not in the common location
 976                     if not quant in quants_to_compare:
 977                         all_in = False
 978                         break
 979                     else:
 980                         #if putaway strat apply, the destination location of each quant may be different (and thus the package should not be taken as a single operation)
 981                         if not pack_destination:
 982                             pack_destination = quants_suggested_locations[quant]
 983                         elif pack_destination != quants_suggested_locations[quant]:
 984                             all_in = False
 985                             break
 986                 if all_in:
 987                     good_pack = test_pack
 988                     if test_pack.parent_id:
 989                         test_pack = test_pack.parent_id
 990                     else:
 991                         #stop the loop when there's no parent package anymore
 992                         loop = False
 993                 else:
 994                     #stop the loop when the package test_pack is not totally reserved for moves of this picking
 995                     #(some quants may be reserved for other picking or not reserved at all)
 996                     loop = False
 997             if good_pack:
 998                 top_lvl_packages.add(good_pack)
 999         return list(top_lvl_packages)
1000
1001     def _prepare_pack_ops(self, cr, uid, picking, quants, forced_qties, context=None):
1002         """ returns a list of dict, ready to be used in create() of stock.pack.operation.
1003
1004         :param picking: browse record (stock.picking)
1005         :param quants: browse record list (stock.quant). List of quants associated to the picking
1006         :param forced_qties: dictionary showing for each product (keys) its corresponding quantity (value) that is not covered by the quants associated to the picking
1007         """
1008         def _picking_putaway_apply(product):
1009             location = False
1010             # Search putaway strategy
1011             if product_putaway_strats.get(product.id):
1012                 location = product_putaway_strats[product.id]
1013             else:
1014                 location = self.pool.get('stock.location').get_putaway_strategy(cr, uid, picking.location_dest_id, product, context=context)
1015                 product_putaway_strats[product.id] = location
1016             return location or picking.location_dest_id.id
1017
1018         pack_obj = self.pool.get("stock.quant.package")
1019         quant_obj = self.pool.get("stock.quant")
1020         vals = []
1021         qtys_grouped = {}
1022         #for each quant of the picking, find the suggested location
1023         quants_suggested_locations = {}
1024         product_putaway_strats = {}
1025         for quant in quants:
1026             if quant.qty <= 0:
1027                 continue
1028             suggested_location_id = _picking_putaway_apply(quant.product_id)
1029             quants_suggested_locations[quant] = suggested_location_id
1030
1031         #find the packages we can movei as a whole
1032         top_lvl_packages = self._get_top_level_packages(cr, uid, quants_suggested_locations, context=context)
1033         # and then create pack operations for the top-level packages found
1034         for pack in top_lvl_packages:
1035             pack_quant_ids = pack_obj.get_content(cr, uid, [pack.id], context=context)
1036             pack_quants = quant_obj.browse(cr, uid, pack_quant_ids, context=context)
1037             vals.append({
1038                     'picking_id': picking.id,
1039                     'package_id': pack.id,
1040                     'product_qty': 1.0,
1041                     'location_id': pack.location_id.id,
1042                     'location_dest_id': quants_suggested_locations[pack_quants[0]],
1043                 })
1044             #remove the quants inside the package so that they are excluded from the rest of the computation
1045             for quant in pack_quants:
1046                 del quants_suggested_locations[quant]
1047
1048         # Go through all remaining reserved quants and group by product, package, lot, owner, source location and dest location
1049         for quant, dest_location_id in quants_suggested_locations.items():
1050             key = (quant.product_id.id, quant.package_id.id, quant.lot_id.id, quant.owner_id.id, quant.location_id.id, dest_location_id)
1051             if qtys_grouped.get(key):
1052                 qtys_grouped[key] += quant.qty
1053             else:
1054                 qtys_grouped[key] = quant.qty
1055
1056         # Do the same for the forced quantities (in cases of force_assign or incomming shipment for example)
1057         for product, qty in forced_qties.items():
1058             if qty <= 0:
1059                 continue
1060             suggested_location_id = _picking_putaway_apply(product)
1061             key = (product.id, False, False, False, picking.location_id.id, suggested_location_id)
1062             if qtys_grouped.get(key):
1063                 qtys_grouped[key] += qty
1064             else:
1065                 qtys_grouped[key] = qty
1066
1067         # Create the necessary operations for the grouped quants and remaining qtys
1068         for key, qty in qtys_grouped.items():
1069             vals.append({
1070                 'picking_id': picking.id,
1071                 'product_qty': qty,
1072                 'product_id': key[0],
1073                 'package_id': key[1],
1074                 'lot_id': key[2],
1075                 'owner_id': key[3],
1076                 'location_id': key[4],
1077                 'location_dest_id': key[5],
1078                 'product_uom_id': self.pool.get("product.product").browse(cr, uid, key[0], context=context).uom_id.id,
1079             })
1080         return vals
1081
1082     @api.cr_uid_ids_context
1083     def open_barcode_interface(self, cr, uid, picking_ids, context=None):
1084         final_url="/barcode/web/#action=stock.ui&picking_id="+str(picking_ids[0])
1085         return {'type': 'ir.actions.act_url', 'url':final_url, 'target': 'self',}
1086
1087     @api.cr_uid_ids_context
1088     def do_partial_open_barcode(self, cr, uid, picking_ids, context=None):
1089         self.do_prepare_partial(cr, uid, picking_ids, context=context)
1090         return self.open_barcode_interface(cr, uid, picking_ids, context=context)
1091
1092     @api.cr_uid_ids_context
1093     def do_prepare_partial(self, cr, uid, picking_ids, context=None):
1094         context = context or {}
1095         pack_operation_obj = self.pool.get('stock.pack.operation')
1096         #used to avoid recomputing the remaining quantities at each new pack operation created
1097         ctx = context.copy()
1098         ctx['no_recompute'] = True
1099
1100         #get list of existing operations and delete them
1101         existing_package_ids = pack_operation_obj.search(cr, uid, [('picking_id', 'in', picking_ids)], context=context)
1102         if existing_package_ids:
1103             pack_operation_obj.unlink(cr, uid, existing_package_ids, context)
1104         for picking in self.browse(cr, uid, picking_ids, context=context):
1105             forced_qties = {}  # Quantity remaining after calculating reserved quants
1106             picking_quants = []
1107             #Calculate packages, reserved quants, qtys of this picking's moves
1108             for move in picking.move_lines:
1109                 if move.state not in ('assigned', 'confirmed'):
1110                     continue
1111                 move_quants = move.reserved_quant_ids
1112                 picking_quants += move_quants
1113                 forced_qty = (move.state == 'assigned') and move.product_qty - sum([x.qty for x in move_quants]) or 0
1114                 #if we used force_assign() on the move, or if the move is incomming, forced_qty > 0
1115                 if forced_qty:
1116                     if forced_qties.get(move.product_id):
1117                         forced_qties[move.product_id] += forced_qty
1118                     else:
1119                         forced_qties[move.product_id] = forced_qty
1120             for vals in self._prepare_pack_ops(cr, uid, picking, picking_quants, forced_qties, context=context):
1121                 pack_operation_obj.create(cr, uid, vals, context=ctx)
1122         #recompute the remaining quantities all at once
1123         self.do_recompute_remaining_quantities(cr, uid, picking_ids, context=context)
1124         self.write(cr, uid, picking_ids, {'recompute_pack_op': False}, context=context)
1125
1126     @api.cr_uid_ids_context
1127     def do_unreserve(self, cr, uid, picking_ids, context=None):
1128         """
1129           Will remove all quants for picking in picking_ids
1130         """
1131         moves_to_unreserve = []
1132         pack_line_to_unreserve = []
1133         for picking in self.browse(cr, uid, picking_ids, context=context):
1134             moves_to_unreserve += [m.id for m in picking.move_lines if m.state not in ('done', 'cancel')]
1135             pack_line_to_unreserve += [p.id for p in picking.pack_operation_ids]
1136         if moves_to_unreserve:
1137             if pack_line_to_unreserve:
1138                 self.pool.get('stock.pack.operation').unlink(cr, uid, pack_line_to_unreserve, context=context)
1139             self.pool.get('stock.move').do_unreserve(cr, uid, moves_to_unreserve, context=context)
1140
1141     def recompute_remaining_qty(self, cr, uid, picking, context=None):
1142         def _create_link_for_index(operation_id, index, product_id, qty_to_assign, quant_id=False):
1143             move_dict = prod2move_ids[product_id][index]
1144             qty_on_link = min(move_dict['remaining_qty'], qty_to_assign)
1145             self.pool.get('stock.move.operation.link').create(cr, uid, {'move_id': move_dict['move'].id, 'operation_id': operation_id, 'qty': qty_on_link, 'reserved_quant_id': quant_id}, context=context)
1146             if move_dict['remaining_qty'] == qty_on_link:
1147                 prod2move_ids[product_id].pop(index)
1148             else:
1149                 move_dict['remaining_qty'] -= qty_on_link
1150             return qty_on_link
1151
1152         def _create_link_for_quant(operation_id, quant, qty):
1153             """create a link for given operation and reserved move of given quant, for the max quantity possible, and returns this quantity"""
1154             if not quant.reservation_id.id:
1155                 return _create_link_for_product(operation_id, quant.product_id.id, qty)
1156             qty_on_link = 0
1157             for i in range(0, len(prod2move_ids[quant.product_id.id])):
1158                 if prod2move_ids[quant.product_id.id][i]['move'].id != quant.reservation_id.id:
1159                     continue
1160                 qty_on_link = _create_link_for_index(operation_id, i, quant.product_id.id, qty, quant_id=quant.id)
1161                 break
1162             return qty_on_link
1163
1164         def _create_link_for_product(operation_id, product_id, qty):
1165             '''method that creates the link between a given operation and move(s) of given product, for the given quantity.
1166             Returns True if it was possible to create links for the requested quantity (False if there was not enough quantity on stock moves)'''
1167             qty_to_assign = qty
1168             if prod2move_ids.get(product_id):
1169                 while prod2move_ids[product_id] and qty_to_assign > 0:
1170                     qty_on_link = _create_link_for_index(operation_id, 0, product_id, qty_to_assign, quant_id=False)
1171                     qty_to_assign -= qty_on_link
1172             return qty_to_assign == 0
1173
1174         uom_obj = self.pool.get('product.uom')
1175         package_obj = self.pool.get('stock.quant.package')
1176         quant_obj = self.pool.get('stock.quant')
1177         quants_in_package_done = set()
1178         prod2move_ids = {}
1179         still_to_do = []
1180         #make a dictionary giving for each product, the moves and related quantity that can be used in operation links
1181         for move in picking.move_lines:
1182             if not prod2move_ids.get(move.product_id.id):
1183                 prod2move_ids[move.product_id.id] = [{'move': move, 'remaining_qty': move.product_qty}]
1184             else:
1185                 prod2move_ids[move.product_id.id].append({'move': move, 'remaining_qty': move.product_qty})
1186
1187         need_rereserve = False
1188         #sort the operations in order to give higher priority to those with a package, then a serial number
1189         operations = picking.pack_operation_ids
1190         operations = sorted(operations, key=lambda x: ((x.package_id and not x.product_id) and -4 or 0) + (x.package_id and -2 or 0) + (x.lot_id and -1 or 0))
1191         #delete existing operations to start again from scratch
1192         cr.execute("DELETE FROM stock_move_operation_link WHERE operation_id in %s", (tuple([x.id for x in operations]),))
1193
1194         #1) first, try to create links when quants can be identified without any doubt
1195         for ops in operations:
1196             #for each operation, create the links with the stock move by seeking on the matching reserved quants,
1197             #and deffer the operation if there is some ambiguity on the move to select
1198             if ops.package_id and not ops.product_id:
1199                 #entire package
1200                 quant_ids = package_obj.get_content(cr, uid, [ops.package_id.id], context=context)
1201                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1202                     remaining_qty_on_quant = quant.qty
1203                     if quant.reservation_id:
1204                         #avoid quants being counted twice
1205                         quants_in_package_done.add(quant.id)
1206                         qty_on_link = _create_link_for_quant(ops.id, quant, quant.qty)
1207                         remaining_qty_on_quant -= qty_on_link
1208                     if remaining_qty_on_quant:
1209                         still_to_do.append((ops, quant.product_id.id, remaining_qty_on_quant))
1210                         need_rereserve = True
1211             elif ops.product_id.id:
1212                 #Check moves with same product
1213                 qty_to_assign = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
1214                 for move_dict in prod2move_ids.get(ops.product_id.id, []):
1215                     move = move_dict['move']
1216                     for quant in move.reserved_quant_ids:
1217                         if not qty_to_assign > 0:
1218                             break
1219                         if quant.id in quants_in_package_done:
1220                             continue
1221
1222                         #check if the quant is matching the operation details
1223                         if ops.package_id:
1224                             flag = quant.package_id and bool(package_obj.search(cr, uid, [('id', 'child_of', [ops.package_id.id])], context=context)) or False
1225                         else:
1226                             flag = not quant.package_id.id
1227                         flag = flag and ((ops.lot_id and ops.lot_id.id == quant.lot_id.id) or not ops.lot_id)
1228                         flag = flag and (ops.owner_id.id == quant.owner_id.id)
1229                         if flag:
1230                             max_qty_on_link = min(quant.qty, qty_to_assign)
1231                             qty_on_link = _create_link_for_quant(ops.id, quant, max_qty_on_link)
1232                             qty_to_assign -= qty_on_link
1233                 if qty_to_assign > 0:
1234                     #qty reserved is less than qty put in operations. We need to create a link but it's deferred after we processed
1235                     #all the quants (because they leave no choice on their related move and needs to be processed with higher priority)
1236                     still_to_do += [(ops, ops.product_id.id, qty_to_assign)]
1237                     need_rereserve = True
1238
1239         #2) then, process the remaining part
1240         all_op_processed = True
1241         for ops, product_id, remaining_qty in still_to_do:
1242             all_op_processed = all_op_processed and _create_link_for_product(ops.id, product_id, remaining_qty)
1243         return (need_rereserve, all_op_processed)
1244
1245     def picking_recompute_remaining_quantities(self, cr, uid, picking, context=None):
1246         need_rereserve = False
1247         all_op_processed = True
1248         if picking.pack_operation_ids:
1249             need_rereserve, all_op_processed = self.recompute_remaining_qty(cr, uid, picking, context=context)
1250         return need_rereserve, all_op_processed
1251
1252     @api.cr_uid_ids_context
1253     def do_recompute_remaining_quantities(self, cr, uid, picking_ids, context=None):
1254         for picking in self.browse(cr, uid, picking_ids, context=context):
1255             if picking.pack_operation_ids:
1256                 self.recompute_remaining_qty(cr, uid, picking, context=context)
1257
1258     def _create_extra_moves(self, cr, uid, picking, context=None):
1259         '''This function creates move lines on a picking, at the time of do_transfer, based on
1260         unexpected product transfers (or exceeding quantities) found in the pack operations.
1261         '''
1262         move_obj = self.pool.get('stock.move')
1263         operation_obj = self.pool.get('stock.pack.operation')
1264         moves = []
1265         for op in picking.pack_operation_ids:
1266             for product_id, remaining_qty in operation_obj._get_remaining_prod_quantities(cr, uid, op, context=context).items():
1267                 if remaining_qty > 0:
1268                     product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
1269                     vals = {
1270                         'picking_id': picking.id,
1271                         'location_id': picking.location_id.id,
1272                         'location_dest_id': picking.location_dest_id.id,
1273                         'product_id': product_id,
1274                         'product_uom': product.uom_id.id,
1275                         'product_uom_qty': remaining_qty,
1276                         'name': _('Extra Move: ') + product.name,
1277                         'state': 'draft',
1278                     }
1279                     moves.append(move_obj.create(cr, uid, vals, context=context))
1280         if moves:
1281             move_obj.action_confirm(cr, uid, moves, context=context)
1282         return moves
1283
1284     def rereserve_pick(self, cr, uid, ids, context=None):
1285         """
1286         This can be used to provide a button that rereserves taking into account the existing pack operations
1287         """
1288         for pick in self.browse(cr, uid, ids, context=context):
1289             self.rereserve_quants(cr, uid, pick, move_ids = [x.id for x in pick.move_lines], context=context)
1290
1291     def rereserve_quants(self, cr, uid, picking, move_ids=[], context=None):
1292         """ Unreserve quants then try to reassign quants."""
1293         stock_move_obj = self.pool.get('stock.move')
1294         if not move_ids:
1295             self.do_unreserve(cr, uid, [picking.id], context=context)
1296             self.action_assign(cr, uid, [picking.id], context=context)
1297         else:
1298             stock_move_obj.do_unreserve(cr, uid, move_ids, context=context)
1299             stock_move_obj.action_assign(cr, uid, move_ids, context=context)
1300
1301     @api.cr_uid_ids_context
1302     def do_enter_transfer_details(self, cr, uid, picking, context=None):
1303         if not context:
1304             context = {}
1305
1306         context.update({
1307             'active_model': self._name,
1308             'active_ids': picking,
1309             'active_id': len(picking) and picking[0] or False
1310         })
1311
1312         created_id = self.pool['stock.transfer_details'].create(cr, uid, {'picking_id': len(picking) and picking[0] or False}, context)
1313         return self.pool['stock.transfer_details'].wizard_view(cr, uid, created_id, context)
1314
1315
1316     @api.cr_uid_ids_context
1317     def do_transfer(self, cr, uid, picking_ids, context=None):
1318         """
1319             If no pack operation, we do simple action_done of the picking
1320             Otherwise, do the pack operations
1321         """
1322         if not context:
1323             context = {}
1324         stock_move_obj = self.pool.get('stock.move')
1325         for picking in self.browse(cr, uid, picking_ids, context=context):
1326             if not picking.pack_operation_ids:
1327                 self.action_done(cr, uid, [picking.id], context=context)
1328                 continue
1329             else:
1330                 need_rereserve, all_op_processed = self.picking_recompute_remaining_quantities(cr, uid, picking, context=context)
1331                 #create extra moves in the picking (unexpected product moves coming from pack operations)
1332                 todo_move_ids = []
1333                 if not all_op_processed:
1334                     todo_move_ids += self._create_extra_moves(cr, uid, picking, context=context)
1335
1336                 picking.refresh()
1337                 #split move lines eventually
1338
1339                 toassign_move_ids = []
1340                 for move in picking.move_lines:
1341                     remaining_qty = move.remaining_qty
1342                     if move.state in ('done', 'cancel'):
1343                         #ignore stock moves cancelled or already done
1344                         continue
1345                     elif move.state == 'draft':
1346                         toassign_move_ids.append(move.id)
1347                     if remaining_qty == 0:
1348                         if move.state in ('draft', 'assigned', 'confirmed'):
1349                             todo_move_ids.append(move.id)
1350                     elif remaining_qty > 0 and remaining_qty < move.product_qty:
1351                         new_move = stock_move_obj.split(cr, uid, move, remaining_qty, context=context)
1352                         todo_move_ids.append(move.id)
1353                         #Assign move as it was assigned before
1354                         toassign_move_ids.append(new_move)
1355                 if need_rereserve or not all_op_processed:
1356                     if not picking.location_id.usage in ("supplier", "production", "inventory"):
1357                         self.rereserve_quants(cr, uid, picking, move_ids=todo_move_ids, context=context)
1358                     self.do_recompute_remaining_quantities(cr, uid, [picking.id], context=context)
1359                 if todo_move_ids and not context.get('do_only_split'):
1360                     self.pool.get('stock.move').action_done(cr, uid, todo_move_ids, context=context)
1361                 elif context.get('do_only_split'):
1362                     context = dict(context, split=todo_move_ids)
1363             picking.refresh()
1364             self._create_backorder(cr, uid, picking, context=context)
1365             if toassign_move_ids:
1366                 stock_move_obj.action_assign(cr, uid, toassign_move_ids, context=context)
1367         return True
1368
1369     @api.cr_uid_ids_context
1370     def do_split(self, cr, uid, picking_ids, context=None):
1371         """ just split the picking (create a backorder) without making it 'done' """
1372         if context is None:
1373             context = {}
1374         ctx = context.copy()
1375         ctx['do_only_split'] = True
1376         return self.do_transfer(cr, uid, picking_ids, context=ctx)
1377
1378     def get_next_picking_for_ui(self, cr, uid, context=None):
1379         """ returns the next pickings to process. Used in the barcode scanner UI"""
1380         if context is None:
1381             context = {}
1382         domain = [('state', 'in', ('assigned', 'partially_available'))]
1383         if context.get('default_picking_type_id'):
1384             domain.append(('picking_type_id', '=', context['default_picking_type_id']))
1385         return self.search(cr, uid, domain, context=context)
1386
1387     def action_done_from_ui(self, cr, uid, picking_id, context=None):
1388         """ called when button 'done' is pushed in the barcode scanner UI """
1389         #write qty_done into field product_qty for every package_operation before doing the transfer
1390         pack_op_obj = self.pool.get('stock.pack.operation')
1391         for operation in self.browse(cr, uid, picking_id, context=context).pack_operation_ids:
1392             pack_op_obj.write(cr, uid, operation.id, {'product_qty': operation.qty_done}, context=context)
1393         self.do_transfer(cr, uid, [picking_id], context=context)
1394         #return id of next picking to work on
1395         return self.get_next_picking_for_ui(cr, uid, context=context)
1396
1397     @api.cr_uid_ids_context
1398     def action_pack(self, cr, uid, picking_ids, operation_filter_ids=None, context=None):
1399         """ Create a package with the current pack_operation_ids of the picking that aren't yet in a pack.
1400         Used in the barcode scanner UI and the normal interface as well.
1401         operation_filter_ids is used by barcode scanner interface to specify a subset of operation to pack"""
1402         if operation_filter_ids == None:
1403             operation_filter_ids = []
1404         stock_operation_obj = self.pool.get('stock.pack.operation')
1405         package_obj = self.pool.get('stock.quant.package')
1406         stock_move_obj = self.pool.get('stock.move')
1407         for picking_id in picking_ids:
1408             operation_search_domain = [('picking_id', '=', picking_id), ('result_package_id', '=', False)]
1409             if operation_filter_ids != []:
1410                 operation_search_domain.append(('id', 'in', operation_filter_ids))
1411             operation_ids = stock_operation_obj.search(cr, uid, operation_search_domain, context=context)
1412             pack_operation_ids = []
1413             if operation_ids:
1414                 for operation in stock_operation_obj.browse(cr, uid, operation_ids, context=context):
1415                     #If we haven't done all qty in operation, we have to split into 2 operation
1416                     op = operation
1417                     if (operation.qty_done < operation.product_qty):
1418                         new_operation = stock_operation_obj.copy(cr, uid, operation.id, {'product_qty': operation.qty_done,'qty_done': operation.qty_done}, context=context)
1419                         stock_operation_obj.write(cr, uid, operation.id, {'product_qty': operation.product_qty - operation.qty_done,'qty_done': 0, 'lot_id': False}, context=context)
1420                         op = stock_operation_obj.browse(cr, uid, new_operation, context=context)
1421                     pack_operation_ids.append(op.id)
1422                     if op.product_id and op.location_id and op.location_dest_id:
1423                         stock_move_obj.check_tracking_product(cr, uid, op.product_id, op.lot_id.id, op.location_id, op.location_dest_id, context=context)
1424                 package_id = package_obj.create(cr, uid, {}, context=context)
1425                 stock_operation_obj.write(cr, uid, pack_operation_ids, {'result_package_id': package_id}, context=context)
1426         return True
1427
1428     def process_product_id_from_ui(self, cr, uid, picking_id, product_id, op_id, increment=True, context=None):
1429         return self.pool.get('stock.pack.operation')._search_and_increment(cr, uid, picking_id, [('product_id', '=', product_id),('id', '=', op_id)], increment=increment, context=context)
1430
1431     def process_barcode_from_ui(self, cr, uid, picking_id, barcode_str, visible_op_ids, context=None):
1432         '''This function is called each time there barcode scanner reads an input'''
1433         lot_obj = self.pool.get('stock.production.lot')
1434         package_obj = self.pool.get('stock.quant.package')
1435         product_obj = self.pool.get('product.product')
1436         stock_operation_obj = self.pool.get('stock.pack.operation')
1437         stock_location_obj = self.pool.get('stock.location')
1438         answer = {'filter_loc': False, 'operation_id': False}
1439         #check if the barcode correspond to a location
1440         matching_location_ids = stock_location_obj.search(cr, uid, [('loc_barcode', '=', barcode_str)], context=context)
1441         if matching_location_ids:
1442             #if we have a location, return immediatly with the location name
1443             location = stock_location_obj.browse(cr, uid, matching_location_ids[0], context=None)
1444             answer['filter_loc'] = stock_location_obj._name_get(cr, uid, location, context=None)
1445             answer['filter_loc_id'] = matching_location_ids[0]
1446             return answer
1447         #check if the barcode correspond to a product
1448         matching_product_ids = product_obj.search(cr, uid, ['|', ('ean13', '=', barcode_str), ('default_code', '=', barcode_str)], context=context)
1449         if matching_product_ids:
1450             op_id = stock_operation_obj._search_and_increment(cr, uid, picking_id, [('product_id', '=', matching_product_ids[0])], filter_visible=True, visible_op_ids=visible_op_ids, increment=True, context=context)
1451             answer['operation_id'] = op_id
1452             return answer
1453         #check if the barcode correspond to a lot
1454         matching_lot_ids = lot_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1455         if matching_lot_ids:
1456             lot = lot_obj.browse(cr, uid, matching_lot_ids[0], context=context)
1457             op_id = stock_operation_obj._search_and_increment(cr, uid, picking_id, [('product_id', '=', lot.product_id.id), ('lot_id', '=', lot.id)], filter_visible=True, visible_op_ids=visible_op_ids, increment=True, context=context)
1458             answer['operation_id'] = op_id
1459             return answer
1460         #check if the barcode correspond to a package
1461         matching_package_ids = package_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1462         if matching_package_ids:
1463             op_id = stock_operation_obj._search_and_increment(cr, uid, picking_id, [('package_id', '=', matching_package_ids[0])], filter_visible=True, visible_op_ids=visible_op_ids, increment=True, context=context)
1464             answer['operation_id'] = op_id
1465             return answer
1466         return answer
1467
1468
1469 class stock_production_lot(osv.osv):
1470     _name = 'stock.production.lot'
1471     _inherit = ['mail.thread']
1472     _description = 'Lot/Serial'
1473     _columns = {
1474         'name': fields.char('Serial Number', required=True, help="Unique Serial Number"),
1475         'ref': fields.char('Internal Reference', help="Internal reference number in case it differs from the manufacturer's serial number"),
1476         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1477         'quant_ids': fields.one2many('stock.quant', 'lot_id', 'Quants', readonly=True),
1478         'create_date': fields.datetime('Creation Date'),
1479     }
1480     _defaults = {
1481         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1482         'product_id': lambda x, y, z, c: c.get('product_id', False),
1483     }
1484     _sql_constraints = [
1485         ('name_ref_uniq', 'unique (name, ref, product_id)', 'The combination of serial number, internal reference and product must be unique !'),
1486     ]
1487
1488     def action_traceability(self, cr, uid, ids, context=None):
1489         """ It traces the information of lots
1490         @param self: The object pointer.
1491         @param cr: A database cursor
1492         @param uid: ID of the user currently logged in
1493         @param ids: List of IDs selected
1494         @param context: A standard dictionary
1495         @return: A dictionary of values
1496         """
1497         quant_obj = self.pool.get("stock.quant")
1498         quants = quant_obj.search(cr, uid, [('lot_id', 'in', ids)], context=context)
1499         moves = set()
1500         for quant in quant_obj.browse(cr, uid, quants, context=context):
1501             moves |= {move.id for move in quant.history_ids}
1502         if moves:
1503             return {
1504                 'domain': "[('id','in',[" + ','.join(map(str, list(moves))) + "])]",
1505                 'name': _('Traceability'),
1506                 'view_mode': 'tree,form',
1507                 'view_type': 'form',
1508                 'context': {'tree_view_ref': 'stock.view_move_tree'},
1509                 'res_model': 'stock.move',
1510                 'type': 'ir.actions.act_window',
1511                     }
1512         return False
1513
1514
1515 # ----------------------------------------------------
1516 # Move
1517 # ----------------------------------------------------
1518
1519 class stock_move(osv.osv):
1520     _name = "stock.move"
1521     _description = "Stock Move"
1522     _order = 'date_expected desc, id'
1523     _log_create = False
1524
1525     def get_price_unit(self, cr, uid, move, context=None):
1526         """ Returns the unit price to store on the quant """
1527         return move.price_unit or move.product_id.standard_price
1528
1529     def name_get(self, cr, uid, ids, context=None):
1530         res = []
1531         for line in self.browse(cr, uid, ids, context=context):
1532             name = line.location_id.name + ' > ' + line.location_dest_id.name
1533             if line.product_id.code:
1534                 name = line.product_id.code + ': ' + name
1535             if line.picking_id.origin:
1536                 name = line.picking_id.origin + '/ ' + name
1537             res.append((line.id, name))
1538         return res
1539
1540     def _quantity_normalize(self, cr, uid, ids, name, args, context=None):
1541         uom_obj = self.pool.get('product.uom')
1542         res = {}
1543         for m in self.browse(cr, uid, ids, context=context):
1544             res[m.id] = uom_obj._compute_qty_obj(cr, uid, m.product_uom, m.product_uom_qty, m.product_id.uom_id, round=False, context=context)
1545         return res
1546
1547     def _get_remaining_qty(self, cr, uid, ids, field_name, args, context=None):
1548         uom_obj = self.pool.get('product.uom')
1549         res = {}
1550         for move in self.browse(cr, uid, ids, context=context):
1551             qty = move.product_qty
1552             for record in move.linked_move_operation_ids:
1553                 qty -= record.qty
1554             #converting the remaining quantity in the move UoM
1555             res[move.id] = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, qty, move.product_uom, round=False, context=context)
1556         return res
1557
1558     def _get_lot_ids(self, cr, uid, ids, field_name, args, context=None):
1559         res = dict.fromkeys(ids, False)
1560         for move in self.browse(cr, uid, ids, context=context):
1561             if move.state == 'done':
1562                 res[move.id] = [q.lot_id.id for q in move.quant_ids if q.lot_id]
1563             else:
1564                 res[move.id] = [q.lot_id.id for q in move.reserved_quant_ids if q.lot_id]
1565         return res
1566
1567     def _get_product_availability(self, cr, uid, ids, field_name, args, context=None):
1568         quant_obj = self.pool.get('stock.quant')
1569         res = dict.fromkeys(ids, False)
1570         for move in self.browse(cr, uid, ids, context=context):
1571             if move.state == 'done':
1572                 res[move.id] = move.product_qty
1573             else:
1574                 sublocation_ids = self.pool.get('stock.location').search(cr, uid, [('id', 'child_of', [move.location_id.id])], context=context)
1575                 quant_ids = quant_obj.search(cr, uid, [('location_id', 'in', sublocation_ids), ('product_id', '=', move.product_id.id), ('reservation_id', '=', False)], context=context)
1576                 availability = 0
1577                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1578                     availability += quant.qty
1579                 res[move.id] = min(move.product_qty, availability)
1580         return res
1581
1582     def _get_string_qty_information(self, cr, uid, ids, field_name, args, context=None):
1583         settings_obj = self.pool.get('stock.config.settings')
1584         uom_obj = self.pool.get('product.uom')
1585         res = dict.fromkeys(ids, '')
1586         for move in self.browse(cr, uid, ids, context=context):
1587             if move.state in ('draft', 'done', 'cancel') or move.location_id.usage != 'internal':
1588                 res[move.id] = ''  # 'not applicable' or 'n/a' could work too
1589                 continue
1590             total_available = min(move.product_qty, move.reserved_availability + move.availability)
1591             total_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, total_available, move.product_uom, context=context)
1592             info = str(total_available)
1593             #look in the settings if we need to display the UoM name or not
1594             config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
1595             if config_ids:
1596                 stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
1597                 if stock_settings.group_uom:
1598                     info += ' ' + move.product_uom.name
1599             if move.reserved_availability:
1600                 if move.reserved_availability != total_available:
1601                     #some of the available quantity is assigned and some are available but not reserved
1602                     reserved_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, move.reserved_availability, move.product_uom, context=context)
1603                     info += _(' (%s reserved)') % str(reserved_available)
1604                 else:
1605                     #all available quantity is assigned
1606                     info += _(' (reserved)')
1607             res[move.id] = info
1608         return res
1609
1610     def _get_reserved_availability(self, cr, uid, ids, field_name, args, context=None):
1611         res = dict.fromkeys(ids, 0)
1612         for move in self.browse(cr, uid, ids, context=context):
1613             res[move.id] = sum([quant.qty for quant in move.reserved_quant_ids])
1614         return res
1615
1616     def _get_move(self, cr, uid, ids, context=None):
1617         res = set()
1618         for quant in self.browse(cr, uid, ids, context=context):
1619             if quant.reservation_id:
1620                 res.add(quant.reservation_id.id)
1621         return list(res)
1622
1623     def _get_move_ids(self, cr, uid, ids, context=None):
1624         res = []
1625         for picking in self.browse(cr, uid, ids, context=context):
1626             res += [x.id for x in picking.move_lines]
1627         return res
1628
1629     def _get_moves_from_prod(self, cr, uid, ids, context=None):
1630         if ids:
1631             return self.pool.get('stock.move').search(cr, uid, [('product_id', 'in', ids)], context=context)
1632         return []
1633
1634     def _set_product_qty(self, cr, uid, id, field, value, arg, context=None):
1635         """ The meaning of product_qty field changed lately and is now a functional field computing the quantity
1636             in the default product UoM. This code has been added to raise an error if a write is made given a value
1637             for `product_qty`, where the same write should set the `product_uom_qty` field instead, in order to
1638             detect errors.
1639         """
1640         raise osv.except_osv(_('Programming Error!'), _('The requested operation cannot be processed because of a programming error setting the `product_qty` field instead of the `product_uom_qty`.'))
1641
1642     _columns = {
1643         'name': fields.char('Description', required=True, select=True),
1644         'priority': fields.selection(procurement.PROCUREMENT_PRIORITIES, 'Priority'),
1645         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1646         'date': fields.datetime('Date', required=True, select=True, help="Move date: scheduled date until move is done, then date of actual move processing", states={'done': [('readonly', True)]}),
1647         'date_expected': fields.datetime('Expected Date', states={'done': [('readonly', True)]}, required=True, select=True, help="Scheduled date for the processing of this move"),
1648         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type', '<>', 'service')], states={'done': [('readonly', True)]}),
1649         'product_qty': fields.function(_quantity_normalize, fnct_inv=_set_product_qty, _type='float', store={
1650                 'stock.move': (lambda self, cr, uid, ids, ctx: ids, ['product_id', 'product_uom_qty', 'product_uom'], 20),
1651                 'product.product': (_get_moves_from_prod, ['uom_id'], 20),
1652             }, string='Quantity',
1653             digits_compute=dp.get_precision('Product Unit of Measure'),
1654             help='Quantity in the default UoM of the product'),
1655         'product_uom_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1656             required=True, states={'done': [('readonly', True)]},
1657             help="This is the quantity of products from an inventory "
1658                 "point of view. For moves in the state 'done', this is the "
1659                 "quantity of products that were actually moved. For other "
1660                 "moves, this is the quantity of product that is planned to "
1661                 "be moved. Lowering this quantity does not generate a "
1662                 "backorder. Changing this quantity on assigned moves affects "
1663                 "the product reservation, and should be done with care."
1664         ),
1665         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True, states={'done': [('readonly', True)]}),
1666         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1667         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1668
1669         'product_packaging': fields.many2one('product.packaging', 'Prefered Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1670
1671         'location_id': fields.many2one('stock.location', 'Source Location', required=True, select=True, states={'done': [('readonly', True)]}, help="Sets a location if you produce at a fixed location. This can be a partner location if you subcontract the manufacturing operations."),
1672         'location_dest_id': fields.many2one('stock.location', 'Destination Location', required=True, states={'done': [('readonly', True)]}, select=True, help="Location where the system will stock the finished products."),
1673
1674         'partner_id': fields.many2one('res.partner', 'Destination Address ', states={'done': [('readonly', True)]}, help="Optional address where goods are to be delivered, specifically used for allotment"),
1675
1676
1677         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True, copy=False),
1678         'move_orig_ids': fields.one2many('stock.move', 'move_dest_id', 'Original Move', help="Optional: previous stock move when chaining them", select=True),
1679
1680         'picking_id': fields.many2one('stock.picking', 'Reference', select=True, states={'done': [('readonly', True)]}),
1681         'note': fields.text('Notes'),
1682         'state': fields.selection([('draft', 'New'),
1683                                    ('cancel', 'Cancelled'),
1684                                    ('waiting', 'Waiting Another Move'),
1685                                    ('confirmed', 'Waiting Availability'),
1686                                    ('assigned', 'Available'),
1687                                    ('done', 'Done'),
1688                                    ], 'Status', readonly=True, select=True, copy=False,
1689                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1690                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1691                        "* Waiting Availability: This state is reached when the procurement resolution is not straight forward. It may need the scheduler to run, a component to me manufactured...\n"\
1692                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1693                        "* Done: When the shipment is processed, the state is \'Done\'."),
1694         'partially_available': fields.boolean('Partially Available', readonly=True, help="Checks if the move has some stock reserved", copy=False),
1695         'price_unit': fields.float('Unit Price', help="Technical field used to record the product cost set by the user during a picking confirmation (when costing method used is 'average price' or 'real'). Value given in company currency and in product uom."),  # as it's a technical field, we intentionally don't provide the digits attribute
1696
1697         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1698         'split_from': fields.many2one('stock.move', string="Move Split From", help="Technical field used to track the origin of a split move, which can be useful in case of debug", copy=False),
1699         'backorder_id': fields.related('picking_id', 'backorder_id', type='many2one', relation="stock.picking", string="Back Order of", select=True),
1700         'origin': fields.char("Source"),
1701         'procure_method': fields.selection([('make_to_stock', 'Default: Take From Stock'), ('make_to_order', 'Advanced: Apply Procurement Rules')], 'Supply Method', required=True,
1702                                            help="""By default, the system will take from the stock in the source location and passively wait for availability. The other possibility allows you to directly create a procurement on the source location (and thus ignore its current stock) to gather products. If we want to chain moves and have this one to wait for the previous, this second option should be chosen."""),
1703
1704         # used for colors in tree views:
1705         'scrapped': fields.related('location_dest_id', 'scrap_location', type='boolean', relation='stock.location', string='Scrapped', readonly=True),
1706
1707         'quant_ids': fields.many2many('stock.quant', 'stock_quant_move_rel', 'move_id', 'quant_id', 'Moved Quants'),
1708         'reserved_quant_ids': fields.one2many('stock.quant', 'reservation_id', 'Reserved quants'),
1709         'linked_move_operation_ids': fields.one2many('stock.move.operation.link', 'move_id', string='Linked Operations', readonly=True, help='Operations that impact this move for the computation of the remaining quantities'),
1710         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Quantity',
1711                                          digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]},),
1712         'procurement_id': fields.many2one('procurement.order', 'Procurement'),
1713         'group_id': fields.many2one('procurement.group', 'Procurement Group'),
1714         'rule_id': fields.many2one('procurement.rule', 'Procurement Rule', help='The pull rule that created this stock move'),
1715         'push_rule_id': fields.many2one('stock.location.path', 'Push Rule', help='The push rule that created this stock move'),
1716         'propagate': fields.boolean('Propagate cancel and split', help='If checked, when this move is cancelled, cancel the linked move too'),
1717         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type'),
1718         'inventory_id': fields.many2one('stock.inventory', 'Inventory'),
1719         'lot_ids': fields.function(_get_lot_ids, type='many2many', relation='stock.production.lot', string='Lots'),
1720         'origin_returned_move_id': fields.many2one('stock.move', 'Origin return move', help='move that created the return move', copy=False),
1721         'returned_move_ids': fields.one2many('stock.move', 'origin_returned_move_id', 'All returned moves', help='Optional: all returned moves created from this move'),
1722         'reserved_availability': fields.function(_get_reserved_availability, type='float', string='Quantity Reserved', readonly=True, help='Quantity that has already been reserved for this move'),
1723         'availability': fields.function(_get_product_availability, type='float', string='Quantity Available', readonly=True, help='Quantity in stock that can still be reserved for this move'),
1724         'string_availability_info': fields.function(_get_string_qty_information, type='text', string='Availability', readonly=True, help='Show various information on stock availability for this move'),
1725         'restrict_lot_id': fields.many2one('stock.production.lot', 'Lot', help="Technical field used to depict a restriction on the lot of quants to consider when marking this move as 'done'"),
1726         'restrict_partner_id': fields.many2one('res.partner', 'Owner ', help="Technical field used to depict a restriction on the ownership of quants to consider when marking this move as 'done'"),
1727         'route_ids': fields.many2many('stock.location.route', 'stock_location_route_move', 'move_id', 'route_id', 'Destination route', help="Preferred route to be followed by the procurement order"),
1728         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', help="Technical field depicting the warehouse to consider for the route selection on the next procurement (if any)."),
1729     }
1730
1731     def _default_location_destination(self, cr, uid, context=None):
1732         context = context or {}
1733         if context.get('default_picking_type_id', False):
1734             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1735             return pick_type.default_location_dest_id and pick_type.default_location_dest_id.id or False
1736         return False
1737
1738     def _default_location_source(self, cr, uid, context=None):
1739         context = context or {}
1740         if context.get('default_picking_type_id', False):
1741             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1742             return pick_type.default_location_src_id and pick_type.default_location_src_id.id or False
1743         return False
1744
1745     def _default_destination_address(self, cr, uid, context=None):
1746         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1747         return user.company_id.partner_id.id
1748
1749     _defaults = {
1750         'location_id': _default_location_source,
1751         'location_dest_id': _default_location_destination,
1752         'partner_id': _default_destination_address,
1753         'state': 'draft',
1754         'priority': '1',
1755         'product_uom_qty': 1.0,
1756         'scrapped': False,
1757         'date': fields.datetime.now,
1758         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1759         'date_expected': fields.datetime.now,
1760         'procure_method': 'make_to_stock',
1761         'propagate': True,
1762         'partially_available': False,
1763     }
1764
1765     def _check_uom(self, cr, uid, ids, context=None):
1766         for move in self.browse(cr, uid, ids, context=context):
1767             if move.product_id.uom_id.category_id.id != move.product_uom.category_id.id:
1768                 return False
1769         return True
1770
1771     _constraints = [
1772         (_check_uom,
1773             'You try to move a product using a UoM that is not compatible with the UoM of the product moved. Please use an UoM in the same UoM category.',
1774             ['product_uom']),
1775     ]
1776
1777     @api.cr_uid_ids_context
1778     def do_unreserve(self, cr, uid, move_ids, context=None):
1779         quant_obj = self.pool.get("stock.quant")
1780         for move in self.browse(cr, uid, move_ids, context=context):
1781             if move.state in ('done', 'cancel'):
1782                 raise osv.except_osv(_('Operation Forbidden!'), _('Cannot unreserve a done move'))
1783             quant_obj.quants_unreserve(cr, uid, move, context=context)
1784             if self.find_move_ancestors(cr, uid, move, context=context):
1785                 self.write(cr, uid, [move.id], {'state': 'waiting'}, context=context)
1786             else:
1787                 self.write(cr, uid, [move.id], {'state': 'confirmed'}, context=context)
1788
1789     def _prepare_procurement_from_move(self, cr, uid, move, context=None):
1790         origin = (move.group_id and (move.group_id.name + ":") or "") + (move.rule_id and move.rule_id.name or "/")
1791         group_id = move.group_id and move.group_id.id or False
1792         if move.rule_id:
1793             if move.rule_id.group_propagation_option == 'fixed' and move.rule_id.group_id:
1794                 group_id = move.rule_id.group_id.id
1795             elif move.rule_id.group_propagation_option == 'none':
1796                 group_id = False
1797         return {
1798             'name': move.rule_id and move.rule_id.name or "/",
1799             'origin': origin,
1800             'company_id': move.company_id and move.company_id.id or False,
1801             'date_planned': move.date,
1802             'product_id': move.product_id.id,
1803             'product_qty': move.product_qty,
1804             'product_uom': move.product_uom.id,
1805             'product_uos_qty': (move.product_uos and move.product_uos_qty) or move.product_qty,
1806             'product_uos': (move.product_uos and move.product_uos.id) or move.product_uom.id,
1807             'location_id': move.location_id.id,
1808             'move_dest_id': move.id,
1809             'group_id': group_id,
1810             'route_ids': [(4, x.id) for x in move.route_ids],
1811             'warehouse_id': move.warehouse_id.id or (move.picking_type_id and move.picking_type_id.warehouse_id.id or False),
1812             'priority': move.priority,
1813         }
1814
1815     def _push_apply(self, cr, uid, moves, context=None):
1816         push_obj = self.pool.get("stock.location.path")
1817         for move in moves:
1818             #1) if the move is already chained, there is no need to check push rules
1819             #2) if the move is a returned move, we don't want to check push rules, as returning a returned move is the only decent way
1820             #   to receive goods without triggering the push rules again (which would duplicate chained operations)
1821             if not move.move_dest_id and not move.origin_returned_move_id:
1822                 domain = [('location_from_id', '=', move.location_dest_id.id)]
1823                 #priority goes to the route defined on the product and product category
1824                 route_ids = [x.id for x in move.product_id.route_ids + move.product_id.categ_id.total_route_ids]
1825                 rules = push_obj.search(cr, uid, domain + [('route_id', 'in', route_ids)], order='route_sequence, sequence', context=context)
1826                 if not rules:
1827                     #then we search on the warehouse if a rule can apply
1828                     wh_route_ids = []
1829                     if move.warehouse_id:
1830                         wh_route_ids = [x.id for x in move.warehouse_id.route_ids]
1831                     elif move.picking_type_id and move.picking_type_id.warehouse_id:
1832                         wh_route_ids = [x.id for x in move.picking_type_id.warehouse_id.route_ids]
1833                     if wh_route_ids:
1834                         rules = push_obj.search(cr, uid, domain + [('route_id', 'in', wh_route_ids)], order='route_sequence, sequence', context=context)
1835                     if not rules:
1836                         #if no specialized push rule has been found yet, we try to find a general one (without route)
1837                         rules = push_obj.search(cr, uid, domain + [('route_id', '=', False)], order='sequence', context=context)
1838                 if rules:
1839                     rule = push_obj.browse(cr, uid, rules[0], context=context)
1840                     push_obj._apply(cr, uid, rule, move, context=context)
1841         return True
1842
1843     def _create_procurement(self, cr, uid, move, context=None):
1844         """ This will create a procurement order """
1845         return self.pool.get("procurement.order").create(cr, uid, self._prepare_procurement_from_move(cr, uid, move, context=context))
1846
1847     def write(self, cr, uid, ids, vals, context=None):
1848         if context is None:
1849             context = {}
1850         if isinstance(ids, (int, long)):
1851             ids = [ids]
1852         # Check that we do not modify a stock.move which is done
1853         frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1854         for move in self.browse(cr, uid, ids, context=context):
1855             if move.state == 'done':
1856                 if frozen_fields.intersection(vals):
1857                     raise osv.except_osv(_('Operation Forbidden!'),
1858                         _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1859         propagated_changes_dict = {}
1860         #propagation of quantity change
1861         if vals.get('product_uom_qty'):
1862             propagated_changes_dict['product_uom_qty'] = vals['product_uom_qty']
1863         if vals.get('product_uom_id'):
1864             propagated_changes_dict['product_uom_id'] = vals['product_uom_id']
1865         #propagation of expected date:
1866         propagated_date_field = False
1867         if vals.get('date_expected'):
1868             #propagate any manual change of the expected date
1869             propagated_date_field = 'date_expected'
1870         elif (vals.get('state', '') == 'done' and vals.get('date')):
1871             #propagate also any delta observed when setting the move as done
1872             propagated_date_field = 'date'
1873
1874         if not context.get('do_not_propagate', False) and (propagated_date_field or propagated_changes_dict):
1875             #any propagation is (maybe) needed
1876             for move in self.browse(cr, uid, ids, context=context):
1877                 if move.move_dest_id and move.propagate:
1878                     if 'date_expected' in propagated_changes_dict:
1879                         propagated_changes_dict.pop('date_expected')
1880                     if propagated_date_field:
1881                         current_date = datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1882                         new_date = datetime.strptime(vals.get(propagated_date_field), DEFAULT_SERVER_DATETIME_FORMAT)
1883                         delta = new_date - current_date
1884                         if abs(delta.days) >= move.company_id.propagation_minimum_delta:
1885                             old_move_date = datetime.strptime(move.move_dest_id.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1886                             new_move_date = (old_move_date + relativedelta.relativedelta(days=delta.days or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
1887                             propagated_changes_dict['date_expected'] = new_move_date
1888                     #For pushed moves as well as for pulled moves, propagate by recursive call of write().
1889                     #Note that, for pulled moves we intentionally don't propagate on the procurement.
1890                     if propagated_changes_dict:
1891                         self.write(cr, uid, [move.move_dest_id.id], propagated_changes_dict, context=context)
1892         return super(stock_move, self).write(cr, uid, ids, vals, context=context)
1893
1894     def onchange_quantity(self, cr, uid, ids, product_id, product_qty, product_uom, product_uos):
1895         """ On change of product quantity finds UoM and UoS quantities
1896         @param product_id: Product id
1897         @param product_qty: Changed Quantity of product
1898         @param product_uom: Unit of measure of product
1899         @param product_uos: Unit of sale of product
1900         @return: Dictionary of values
1901         """
1902         result = {
1903             'product_uos_qty': 0.00
1904         }
1905         warning = {}
1906
1907         if (not product_id) or (product_qty <= 0.0):
1908             result['product_qty'] = 0.0
1909             return {'value': result}
1910
1911         product_obj = self.pool.get('product.product')
1912         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1913
1914         # Warn if the quantity was decreased
1915         if ids:
1916             for move in self.read(cr, uid, ids, ['product_qty']):
1917                 if product_qty < move['product_qty']:
1918                     warning.update({
1919                         'title': _('Information'),
1920                         'message': _("By changing this quantity here, you accept the "
1921                                 "new quantity as complete: Odoo will not "
1922                                 "automatically generate a back order.")})
1923                 break
1924
1925         if product_uos and product_uom and (product_uom != product_uos):
1926             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1927         else:
1928             result['product_uos_qty'] = product_qty
1929
1930         return {'value': result, 'warning': warning}
1931
1932     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1933                           product_uos, product_uom):
1934         """ On change of product quantity finds UoM and UoS quantities
1935         @param product_id: Product id
1936         @param product_uos_qty: Changed UoS Quantity of product
1937         @param product_uom: Unit of measure of product
1938         @param product_uos: Unit of sale of product
1939         @return: Dictionary of values
1940         """
1941         result = {
1942             'product_uom_qty': 0.00
1943         }
1944
1945         if (not product_id) or (product_uos_qty <= 0.0):
1946             result['product_uos_qty'] = 0.0
1947             return {'value': result}
1948
1949         product_obj = self.pool.get('product.product')
1950         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1951
1952         # No warning if the quantity was decreased to avoid double warnings:
1953         # The clients should call onchange_quantity too anyway
1954
1955         if product_uos and product_uom and (product_uom != product_uos):
1956             result['product_uom_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1957         else:
1958             result['product_uom_qty'] = product_uos_qty
1959         return {'value': result}
1960
1961     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False, loc_dest_id=False, partner_id=False):
1962         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1963         @param prod_id: Changed Product id
1964         @param loc_id: Source location id
1965         @param loc_dest_id: Destination location id
1966         @param partner_id: Address id of partner
1967         @return: Dictionary of values
1968         """
1969         if not prod_id:
1970             return {}
1971         user = self.pool.get('res.users').browse(cr, uid, uid)
1972         lang = user and user.lang or False
1973         if partner_id:
1974             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1975             if addr_rec:
1976                 lang = addr_rec and addr_rec.lang or False
1977         ctx = {'lang': lang}
1978
1979         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1980         uos_id = product.uos_id and product.uos_id.id or False
1981         result = {
1982             'name': product.partner_ref,
1983             'product_uom': product.uom_id.id,
1984             'product_uos': uos_id,
1985             'product_uom_qty': 1.00,
1986             'product_uos_qty': self.pool.get('stock.move').onchange_quantity(cr, uid, ids, prod_id, 1.00, product.uom_id.id, uos_id)['value']['product_uos_qty'],
1987         }
1988         if loc_id:
1989             result['location_id'] = loc_id
1990         if loc_dest_id:
1991             result['location_dest_id'] = loc_dest_id
1992         return {'value': result}
1993
1994     @api.cr_uid_ids_context
1995     def _picking_assign(self, cr, uid, move_ids, procurement_group, location_from, location_to, context=None):
1996         """Assign a picking on the given move_ids, which is a list of move supposed to share the same procurement_group, location_from and location_to
1997         (and company). Those attributes are also given as parameters.
1998         """
1999         pick_obj = self.pool.get("stock.picking")
2000         picks = pick_obj.search(cr, uid, [
2001                 ('group_id', '=', procurement_group),
2002                 ('location_id', '=', location_from),
2003                 ('location_dest_id', '=', location_to),
2004                 ('state', 'in', ['draft', 'confirmed', 'waiting'])], context=context)
2005         if picks:
2006             pick = picks[0]
2007         else:
2008             move = self.browse(cr, uid, move_ids, context=context)[0]
2009             values = {
2010                 'origin': move.origin,
2011                 'company_id': move.company_id and move.company_id.id or False,
2012                 'move_type': move.group_id and move.group_id.move_type or 'direct',
2013                 'partner_id': move.partner_id.id or False,
2014                 'picking_type_id': move.picking_type_id and move.picking_type_id.id or False,
2015             }
2016             pick = pick_obj.create(cr, uid, values, context=context)
2017         return self.write(cr, uid, move_ids, {'picking_id': pick}, context=context)
2018
2019     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
2020         """ On change of Scheduled Date gives a Move date.
2021         @param date_expected: Scheduled Date
2022         @param date: Move Date
2023         @return: Move Date
2024         """
2025         if not date_expected:
2026             date_expected = time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
2027         return {'value': {'date': date_expected}}
2028
2029     def attribute_price(self, cr, uid, move, context=None):
2030         """
2031             Attribute price to move, important in inter-company moves or receipts with only one partner
2032         """
2033         if not move.price_unit:
2034             price = move.product_id.standard_price
2035             self.write(cr, uid, [move.id], {'price_unit': price})
2036
2037     def action_confirm(self, cr, uid, ids, context=None):
2038         """ Confirms stock move or put it in waiting if it's linked to another move.
2039         @return: List of ids.
2040         """
2041         if isinstance(ids, (int, long)):
2042             ids = [ids]
2043         states = {
2044             'confirmed': [],
2045             'waiting': []
2046         }
2047         to_assign = {}
2048         for move in self.browse(cr, uid, ids, context=context):
2049             self.attribute_price(cr, uid, move, context=context)
2050             state = 'confirmed'
2051             #if the move is preceeded, then it's waiting (if preceeding move is done, then action_assign has been called already and its state is already available)
2052             if move.move_orig_ids:
2053                 state = 'waiting'
2054             #if the move is split and some of the ancestor was preceeded, then it's waiting as well
2055             elif move.split_from:
2056                 move2 = move.split_from
2057                 while move2 and state != 'waiting':
2058                     if move2.move_orig_ids:
2059                         state = 'waiting'
2060                     move2 = move2.split_from
2061             states[state].append(move.id)
2062
2063             if not move.picking_id and move.picking_type_id:
2064                 key = (move.group_id.id, move.location_id.id, move.location_dest_id.id)
2065                 if key not in to_assign:
2066                     to_assign[key] = []
2067                 to_assign[key].append(move.id)
2068
2069         for move in self.browse(cr, uid, states['confirmed'], context=context):
2070             if move.procure_method == 'make_to_order':
2071                 self._create_procurement(cr, uid, move, context=context)
2072                 states['waiting'].append(move.id)
2073                 states['confirmed'].remove(move.id)
2074
2075         for state, write_ids in states.items():
2076             if len(write_ids):
2077                 self.write(cr, uid, write_ids, {'state': state})
2078         #assign picking in batch for all confirmed move that share the same details
2079         for key, move_ids in to_assign.items():
2080             procurement_group, location_from, location_to = key
2081             self._picking_assign(cr, uid, move_ids, procurement_group, location_from, location_to, context=context)
2082         moves = self.browse(cr, uid, ids, context=context)
2083         self._push_apply(cr, uid, moves, context=context)
2084         return ids
2085
2086     def force_assign(self, cr, uid, ids, context=None):
2087         """ Changes the state to assigned.
2088         @return: True
2089         """
2090         return self.write(cr, uid, ids, {'state': 'assigned'}, context=context)
2091
2092     def check_tracking_product(self, cr, uid, product, lot_id, location, location_dest, context=None):
2093         check = False
2094         if product.track_all and not location_dest.usage == 'inventory':
2095             check = True
2096         elif product.track_incoming and location.usage in ('supplier', 'transit', 'inventory') and location_dest.usage == 'internal':
2097             check = True
2098         elif product.track_outgoing and location_dest.usage in ('customer', 'transit') and location.usage == 'internal':
2099             check = True
2100         if check and not lot_id:
2101             raise osv.except_osv(_('Warning!'), _('You must assign a serial number for the product %s') % (product.name))
2102
2103
2104     def check_tracking(self, cr, uid, move, lot_id, context=None):
2105         """ Checks if serial number is assigned to stock move or not and raise an error if it had to.
2106         """
2107         self.check_tracking_product(cr, uid, move.product_id, lot_id, move.location_id, move.location_dest_id, context=context)
2108
2109
2110     def action_assign(self, cr, uid, ids, context=None):
2111         """ Checks the product type and accordingly writes the state.
2112         """
2113         context = context or {}
2114         quant_obj = self.pool.get("stock.quant")
2115         to_assign_moves = []
2116         main_domain = {}
2117         todo_moves = []
2118         operations = set()
2119         for move in self.browse(cr, uid, ids, context=context):
2120             if move.state not in ('confirmed', 'waiting', 'assigned'):
2121                 continue
2122             if move.location_id.usage in ('supplier', 'inventory', 'production'):
2123                 to_assign_moves.append(move.id)
2124                 #in case the move is returned, we want to try to find quants before forcing the assignment
2125                 if not move.origin_returned_move_id:
2126                     continue
2127             if move.product_id.type == 'consu':
2128                 to_assign_moves.append(move.id)
2129                 continue
2130             else:
2131                 todo_moves.append(move)
2132
2133                 #we always keep the quants already assigned and try to find the remaining quantity on quants not assigned only
2134                 main_domain[move.id] = [('reservation_id', '=', False), ('qty', '>', 0)]
2135
2136                 #if the move is preceeded, restrict the choice of quants in the ones moved previously in original move
2137                 ancestors = self.find_move_ancestors(cr, uid, move, context=context)
2138                 if move.state == 'waiting' and not ancestors:
2139                     #if the waiting move hasn't yet any ancestor (PO/MO not confirmed yet), don't find any quant available in stock
2140                     main_domain[move.id] += [('id', '=', False)]
2141                 elif ancestors:
2142                     main_domain[move.id] += [('history_ids', 'in', ancestors)]
2143
2144                 #if the move is returned from another, restrict the choice of quants to the ones that follow the returned move
2145                 if move.origin_returned_move_id:
2146                     main_domain[move.id] += [('history_ids', 'in', move.origin_returned_move_id.id)]
2147                 for link in move.linked_move_operation_ids:
2148                     operations.add(link.operation_id)
2149         # Check all ops and sort them: we want to process first the packages, then operations with lot then the rest
2150         operations = list(operations)
2151         operations.sort(key=lambda x: ((x.package_id and not x.product_id) and -4 or 0) + (x.package_id and -2 or 0) + (x.lot_id and -1 or 0))
2152         for ops in operations:
2153             #first try to find quants based on specific domains given by linked operations
2154             for record in ops.linked_move_operation_ids:
2155                 move = record.move_id
2156                 if move.id in main_domain:
2157                     domain = main_domain[move.id] + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2158                     qty = record.qty
2159                     if qty:
2160                         quants = quant_obj.quants_get_prefered_domain(cr, uid, ops.location_id, move.product_id, qty, domain=domain, prefered_domain_list=[], restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2161                         quant_obj.quants_reserve(cr, uid, quants, move, record, context=context)
2162         for move in todo_moves:
2163             if move.linked_move_operation_ids:
2164                 continue
2165             move.refresh()
2166             #then if the move isn't totally assigned, try to find quants without any specific domain
2167             if move.state != 'assigned':
2168                 qty_already_assigned = move.reserved_availability
2169                 qty = move.product_qty - qty_already_assigned
2170                 quants = quant_obj.quants_get_prefered_domain(cr, uid, move.location_id, move.product_id, qty, domain=main_domain[move.id], prefered_domain_list=[], restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2171                 quant_obj.quants_reserve(cr, uid, quants, move, context=context)
2172
2173         #force assignation of consumable products and incoming from supplier/inventory/production
2174         if to_assign_moves:
2175             self.force_assign(cr, uid, to_assign_moves, context=context)
2176
2177     def action_cancel(self, cr, uid, ids, context=None):
2178         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2179         @return: True
2180         """
2181         procurement_obj = self.pool.get('procurement.order')
2182         context = context or {}
2183         procs_to_check = []
2184         for move in self.browse(cr, uid, ids, context=context):
2185             if move.state == 'done':
2186                 raise osv.except_osv(_('Operation Forbidden!'),
2187                         _('You cannot cancel a stock move that has been set to \'Done\'.'))
2188             if move.reserved_quant_ids:
2189                 self.pool.get("stock.quant").quants_unreserve(cr, uid, move, context=context)
2190             if context.get('cancel_procurement'):
2191                 if move.propagate:
2192                     procurement_ids = procurement_obj.search(cr, uid, [('move_dest_id', '=', move.id)], context=context)
2193                     procurement_obj.cancel(cr, uid, procurement_ids, context=context)
2194             else:
2195                 if move.move_dest_id:
2196                     if move.propagate:
2197                         self.action_cancel(cr, uid, [move.move_dest_id.id], context=context)
2198                     elif move.move_dest_id.state == 'waiting':
2199                         #If waiting, the chain will be broken and we are not sure if we can still wait for it (=> could take from stock instead)
2200                         self.write(cr, uid, [move.move_dest_id.id], {'state': 'confirmed'}, context=context)
2201                 if move.procurement_id:
2202                     # Does the same as procurement check, only eliminating a refresh
2203                     procs_to_check.append(move.procurement_id.id)
2204
2205         res = self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False}, context=context)
2206         if procs_to_check:
2207             procurement_obj.check(cr, uid, procs_to_check, context=context)
2208         return res
2209
2210     def _check_package_from_moves(self, cr, uid, ids, context=None):
2211         pack_obj = self.pool.get("stock.quant.package")
2212         packs = set()
2213         for move in self.browse(cr, uid, ids, context=context):
2214             packs |= set([q.package_id for q in move.quant_ids if q.package_id and q.qty > 0])
2215         return pack_obj._check_location_constraint(cr, uid, list(packs), context=context)
2216
2217     def find_move_ancestors(self, cr, uid, move, context=None):
2218         '''Find the first level ancestors of given move '''
2219         ancestors = []
2220         move2 = move
2221         while move2:
2222             ancestors += [x.id for x in move2.move_orig_ids]
2223             #loop on the split_from to find the ancestor of split moves only if the move has not direct ancestor (priority goes to them)
2224             move2 = not move2.move_orig_ids and move2.split_from or False
2225         return ancestors
2226
2227     @api.cr_uid_ids_context
2228     def recalculate_move_state(self, cr, uid, move_ids, context=None):
2229         '''Recompute the state of moves given because their reserved quants were used to fulfill another operation'''
2230         for move in self.browse(cr, uid, move_ids, context=context):
2231             vals = {}
2232             reserved_quant_ids = move.reserved_quant_ids
2233             if len(reserved_quant_ids) > 0 and not move.partially_available:
2234                 vals['partially_available'] = True
2235             if len(reserved_quant_ids) == 0 and move.partially_available:
2236                 vals['partially_available'] = False
2237             if move.state == 'assigned':
2238                 if self.find_move_ancestors(cr, uid, move, context=context):
2239                     vals['state'] = 'waiting'
2240                 else:
2241                     vals['state'] = 'confirmed'
2242             if vals:
2243                 self.write(cr, uid, [move.id], vals, context=context)
2244
2245     def action_done(self, cr, uid, ids, context=None):
2246         """ Process completly the moves given as ids and if all moves are done, it will finish the picking.
2247         """
2248         context = context or {}
2249         picking_obj = self.pool.get("stock.picking")
2250         quant_obj = self.pool.get("stock.quant")
2251         todo = [move.id for move in self.browse(cr, uid, ids, context=context) if move.state == "draft"]
2252         if todo:
2253             ids = self.action_confirm(cr, uid, todo, context=context)
2254         pickings = set()
2255         procurement_ids = []
2256         #Search operations that are linked to the moves
2257         operations = set()
2258         move_qty = {}
2259         for move in self.browse(cr, uid, ids, context=context):
2260             move_qty[move.id] = move.product_qty
2261             for link in move.linked_move_operation_ids:
2262                 operations.add(link.operation_id)
2263
2264         #Sort operations according to entire packages first, then package + lot, package only, lot only
2265         operations = list(operations)
2266         operations.sort(key=lambda x: ((x.package_id and not x.product_id) and -4 or 0) + (x.package_id and -2 or 0) + (x.lot_id and -1 or 0))
2267
2268         for ops in operations:
2269             if ops.picking_id:
2270                 pickings.add(ops.picking_id.id)
2271             main_domain = [('qty', '>', 0)]
2272             for record in ops.linked_move_operation_ids:
2273                 move = record.move_id
2274                 self.check_tracking(cr, uid, move, not ops.product_id and ops.package_id.id or ops.lot_id.id, context=context)
2275                 prefered_domain = [('reservation_id', '=', move.id)]
2276                 fallback_domain = [('reservation_id', '=', False)]
2277                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2278                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2279                 dom = main_domain + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2280                 quants = quant_obj.quants_get_prefered_domain(cr, uid, ops.location_id, move.product_id, record.qty, domain=dom, prefered_domain_list=prefered_domain_list,
2281                                                           restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2282                 if ops.result_package_id.id:
2283                     #if a result package is given, all quants go there
2284                     quant_dest_package_id = ops.result_package_id.id
2285                 elif ops.product_id and ops.package_id:
2286                     #if a package and a product is given, we will remove quants from the pack.
2287                     quant_dest_package_id = False
2288                 else:
2289                     #otherwise we keep the current pack of the quant, which may mean None
2290                     quant_dest_package_id = ops.package_id.id
2291                 quant_obj.quants_move(cr, uid, quants, move, ops.location_dest_id, location_from=ops.location_id, lot_id=ops.lot_id.id, owner_id=ops.owner_id.id, src_package_id=ops.package_id.id, dest_package_id=quant_dest_package_id, context=context)
2292                 # Handle pack in pack
2293                 if not ops.product_id and ops.package_id and ops.result_package_id.id != ops.package_id.parent_id.id:
2294                     self.pool.get('stock.quant.package').write(cr, SUPERUSER_ID, [ops.package_id.id], {'parent_id': ops.result_package_id.id}, context=context)
2295                 move_qty[move.id] -= record.qty
2296         #Check for remaining qtys and unreserve/check move_dest_id in
2297         for move in self.browse(cr, uid, ids, context=context):
2298             if move_qty[move.id] > 0:  # (=In case no pack operations in picking)
2299                 main_domain = [('qty', '>', 0)]
2300                 prefered_domain = [('reservation_id', '=', move.id)]
2301                 fallback_domain = [('reservation_id', '=', False)]
2302                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2303                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2304                 self.check_tracking(cr, uid, move, move.restrict_lot_id.id, context=context)
2305                 qty = move_qty[move.id]
2306                 quants = quant_obj.quants_get_prefered_domain(cr, uid, move.location_id, move.product_id, qty, domain=main_domain, prefered_domain_list=prefered_domain_list, restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2307                 quant_obj.quants_move(cr, uid, quants, move, move.location_dest_id, lot_id=move.restrict_lot_id.id, owner_id=move.restrict_partner_id.id, context=context)
2308
2309             #Check moves that were pushed
2310             if move.move_dest_id.state in ('waiting', 'confirmed'):
2311                 other_upstream_move_ids = self.search(cr, uid, [('id', 'not in', ids), ('state', 'not in', ['done', 'cancel']),
2312                                             ('move_dest_id', '=', move.move_dest_id.id)], context=context)
2313                 #If no other moves for the move that got pushed:
2314                 if not other_upstream_move_ids and move.move_dest_id.state in ('waiting', 'confirmed'):
2315                     self.action_assign(cr, uid, [move.move_dest_id.id], context=context)
2316             if move.procurement_id:
2317                 procurement_ids.append(move.procurement_id.id)
2318
2319         #unreserve the quants and make them available for other operations/moves
2320         quant_obj.quants_unreserve(cr, uid, move, context=context)
2321         # Check the packages have been placed in the correct locations
2322         self._check_package_from_moves(cr, uid, ids, context=context)
2323         #set the move as done
2324         self.write(cr, uid, ids, {'state': 'done', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2325         self.pool.get('procurement.order').check(cr, uid, procurement_ids, context=context)
2326         #check picking state to set the date_done is needed
2327         done_picking = []
2328         for picking in picking_obj.browse(cr, uid, list(pickings), context=context):
2329             if picking.state == 'done' and not picking.date_done:
2330                 done_picking.append(picking.id)
2331         if done_picking:
2332             picking_obj.write(cr, uid, done_picking, {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2333         return True
2334
2335     def unlink(self, cr, uid, ids, context=None):
2336         context = context or {}
2337         for move in self.browse(cr, uid, ids, context=context):
2338             if move.state not in ('draft', 'cancel'):
2339                 raise osv.except_osv(_('User Error!'), _('You can only delete draft moves.'))
2340         return super(stock_move, self).unlink(cr, uid, ids, context=context)
2341
2342     def action_scrap(self, cr, uid, ids, quantity, location_id, restrict_lot_id=False, restrict_partner_id=False, context=None):
2343         """ Move the scrap/damaged product into scrap location
2344         @param cr: the database cursor
2345         @param uid: the user id
2346         @param ids: ids of stock move object to be scrapped
2347         @param quantity : specify scrap qty
2348         @param location_id : specify scrap location
2349         @param context: context arguments
2350         @return: Scraped lines
2351         """
2352         #quantity should be given in MOVE UOM
2353         if quantity <= 0:
2354             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2355         res = []
2356         for move in self.browse(cr, uid, ids, context=context):
2357             source_location = move.location_id
2358             if move.state == 'done':
2359                 source_location = move.location_dest_id
2360             #Previously used to prevent scraping from virtual location but not necessary anymore
2361             #if source_location.usage != 'internal':
2362                 #restrict to scrap from a virtual location because it's meaningless and it may introduce errors in stock ('creating' new products from nowhere)
2363                 #raise osv.except_osv(_('Error!'), _('Forbidden operation: it is not allowed to scrap products from a virtual location.'))
2364             move_qty = move.product_qty
2365             uos_qty = quantity / move_qty * move.product_uos_qty
2366             default_val = {
2367                 'location_id': source_location.id,
2368                 'product_uom_qty': quantity,
2369                 'product_uos_qty': uos_qty,
2370                 'state': move.state,
2371                 'scrapped': True,
2372                 'location_dest_id': location_id,
2373                 'restrict_lot_id': restrict_lot_id,
2374                 'restrict_partner_id': restrict_partner_id,
2375             }
2376             new_move = self.copy(cr, uid, move.id, default_val)
2377
2378             res += [new_move]
2379             product_obj = self.pool.get('product.product')
2380             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2381                 if move.picking_id:
2382                     uom = product.uom_id.name if product.uom_id else ''
2383                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2384                     move.picking_id.message_post(body=message)
2385
2386         self.action_done(cr, uid, res, context=context)
2387         return res
2388
2389     def split(self, cr, uid, move, qty, restrict_lot_id=False, restrict_partner_id=False, context=None):
2390         """ Splits qty from move move into a new move
2391         :param move: browse record
2392         :param qty: float. quantity to split (given in product UoM)
2393         :param restrict_lot_id: optional production lot that can be given in order to force the new move to restrict its choice of quants to this lot.
2394         :param restrict_partner_id: optional partner that can be given in order to force the new move to restrict its choice of quants to the ones belonging to this partner.
2395         :param context: dictionay. can contains the special key 'source_location_id' in order to force the source location when copying the move
2396
2397         returns the ID of the backorder move created
2398         """
2399         if move.state in ('done', 'cancel'):
2400             raise osv.except_osv(_('Error'), _('You cannot split a move done'))
2401         if move.state == 'draft':
2402             #we restrict the split of a draft move because if not confirmed yet, it may be replaced by several other moves in
2403             #case of phantom bom (with mrp module). And we don't want to deal with this complexity by copying the product that will explode.
2404             raise osv.except_osv(_('Error'), _('You cannot split a draft move. It needs to be confirmed first.'))
2405
2406         if move.product_qty <= qty or qty == 0:
2407             return move.id
2408
2409         uom_obj = self.pool.get('product.uom')
2410         context = context or {}
2411
2412         uom_qty = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, qty, move.product_uom)
2413         uos_qty = uom_qty * move.product_uos_qty / move.product_uom_qty
2414
2415         defaults = {
2416             'product_uom_qty': uom_qty,
2417             'product_uos_qty': uos_qty,
2418             'procure_method': 'make_to_stock',
2419             'restrict_lot_id': restrict_lot_id,
2420             'restrict_partner_id': restrict_partner_id,
2421             'split_from': move.id,
2422             'procurement_id': move.procurement_id.id,
2423             'move_dest_id': move.move_dest_id.id,
2424         }
2425         if context.get('source_location_id'):
2426             defaults['location_id'] = context['source_location_id']
2427         new_move = self.copy(cr, uid, move.id, defaults)
2428
2429         ctx = context.copy()
2430         ctx['do_not_propagate'] = True
2431         self.write(cr, uid, [move.id], {
2432             'product_uom_qty': move.product_uom_qty - uom_qty,
2433             'product_uos_qty': move.product_uos_qty - uos_qty,
2434         }, context=ctx)
2435
2436         if move.move_dest_id and move.propagate and move.move_dest_id.state not in ('done', 'cancel'):
2437             new_move_prop = self.split(cr, uid, move.move_dest_id, qty, context=context)
2438             self.write(cr, uid, [new_move], {'move_dest_id': new_move_prop}, context=context)
2439         #returning the first element of list returned by action_confirm is ok because we checked it wouldn't be exploded (and
2440         #thus the result of action_confirm should always be a list of 1 element length)
2441         return self.action_confirm(cr, uid, [new_move], context=context)[0]
2442
2443
2444     def get_code_from_locs(self, cr, uid, move, location_id=False, location_dest_id=False, context=None):
2445         """
2446         Returns the code the picking type should have.  This can easily be used
2447         to check if a move is internal or not
2448         move, location_id and location_dest_id are browse records
2449         """
2450         code = 'internal'
2451         src_loc = location_id or move.location_id
2452         dest_loc = location_dest_id or move.location_dest_id
2453         if src_loc.usage == 'internal' and dest_loc.usage != 'internal':
2454             code = 'outgoing'
2455         if src_loc.usage != 'internal' and dest_loc.usage == 'internal':
2456             code = 'incoming'
2457         return code
2458
2459
2460 class stock_inventory(osv.osv):
2461     _name = "stock.inventory"
2462     _description = "Inventory"
2463
2464     def _get_move_ids_exist(self, cr, uid, ids, field_name, arg, context=None):
2465         res = {}
2466         for inv in self.browse(cr, uid, ids, context=context):
2467             res[inv.id] = False
2468             if inv.move_ids:
2469                 res[inv.id] = True
2470         return res
2471
2472     def _get_available_filters(self, cr, uid, context=None):
2473         """
2474            This function will return the list of filter allowed according to the options checked
2475            in 'Settings\Warehouse'.
2476
2477            :rtype: list of tuple
2478         """
2479         #default available choices
2480         res_filter = [('none', _('All products')), ('product', _('One product only'))]
2481         settings_obj = self.pool.get('stock.config.settings')
2482         config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
2483         #If we don't have updated config until now, all fields are by default false and so should be not dipslayed
2484         if not config_ids:
2485             return res_filter
2486
2487         stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
2488         if stock_settings.group_stock_tracking_owner:
2489             res_filter.append(('owner', _('One owner only')))
2490             res_filter.append(('product_owner', _('One product for a specific owner')))
2491         if stock_settings.group_stock_tracking_lot:
2492             res_filter.append(('lot', _('One Lot/Serial Number')))
2493         if stock_settings.group_stock_packaging:
2494             res_filter.append(('pack', _('A Pack')))
2495         return res_filter
2496
2497     def _get_total_qty(self, cr, uid, ids, field_name, args, context=None):
2498         res = {}
2499         for inv in self.browse(cr, uid, ids, context=context):
2500             res[inv.id] = sum([x.product_qty for x in inv.line_ids])
2501         return res
2502
2503     INVENTORY_STATE_SELECTION = [
2504         ('draft', 'Draft'),
2505         ('cancel', 'Cancelled'),
2506         ('confirm', 'In Progress'),
2507         ('done', 'Validated'),
2508     ]
2509
2510     _columns = {
2511         'name': fields.char('Inventory Reference', required=True, readonly=True, states={'draft': [('readonly', False)]}, help="Inventory Name."),
2512         'date': fields.datetime('Inventory Date', required=True, readonly=True, help="The date that will be used for the stock level check of the products and the validation of the stock move related to this inventory."),
2513         'line_ids': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=False, states={'done': [('readonly', True)]}, help="Inventory Lines.", copy=True),
2514         'move_ids': fields.one2many('stock.move', 'inventory_id', 'Created Moves', help="Inventory Moves.", states={'done': [('readonly', True)]}),
2515         'state': fields.selection(INVENTORY_STATE_SELECTION, 'Status', readonly=True, select=True, copy=False),
2516         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft': [('readonly', False)]}),
2517         'location_id': fields.many2one('stock.location', 'Inventoried Location', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2518         'product_id': fields.many2one('product.product', 'Inventoried Product', readonly=True, states={'draft': [('readonly', False)]}, help="Specify Product to focus your inventory on a particular Product."),
2519         'package_id': fields.many2one('stock.quant.package', 'Inventoried Pack', readonly=True, states={'draft': [('readonly', False)]}, help="Specify Pack to focus your inventory on a particular Pack."),
2520         'partner_id': fields.many2one('res.partner', 'Inventoried Owner', readonly=True, states={'draft': [('readonly', False)]}, help="Specify Owner to focus your inventory on a particular Owner."),
2521         'lot_id': fields.many2one('stock.production.lot', 'Inventoried Lot/Serial Number', readonly=True, states={'draft': [('readonly', False)]}, help="Specify Lot/Serial Number to focus your inventory on a particular Lot/Serial Number.", copy=False),
2522         'move_ids_exist': fields.function(_get_move_ids_exist, type='boolean', string=' Stock Move Exists?', help='technical field for attrs in view'),
2523         'filter': fields.selection(_get_available_filters, 'Selection Filter', required=True),
2524         'total_qty': fields.function(_get_total_qty, type="float"),
2525     }
2526
2527     def _default_stock_location(self, cr, uid, context=None):
2528         try:
2529             warehouse = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'warehouse0')
2530             return warehouse.lot_stock_id.id
2531         except:
2532             return False
2533
2534     _defaults = {
2535         'date': fields.datetime.now,
2536         'state': 'draft',
2537         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2538         'location_id': _default_stock_location,
2539         'filter': 'none',
2540     }
2541
2542     def reset_real_qty(self, cr, uid, ids, context=None):
2543         inventory = self.browse(cr, uid, ids[0], context=context)
2544         line_ids = [line.id for line in inventory.line_ids]
2545         self.pool.get('stock.inventory.line').write(cr, uid, line_ids, {'product_qty': 0})
2546         return True
2547
2548     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2549         """ Creates a stock move from an inventory line
2550         @param inventory_line:
2551         @param move_vals:
2552         @return:
2553         """
2554         return self.pool.get('stock.move').create(cr, uid, move_vals)
2555
2556     def action_done(self, cr, uid, ids, context=None):
2557         """ Finish the inventory
2558         @return: True
2559         """
2560         for inv in self.browse(cr, uid, ids, context=context):
2561             for inventory_line in inv.line_ids:
2562                 if inventory_line.product_qty < 0 and inventory_line.product_qty != inventory_line.theoretical_qty:
2563                     raise osv.except_osv(_('Warning'), _('You cannot set a negative product quantity in an inventory line:\n\t%s - qty: %s' % (inventory_line.product_id.name, inventory_line.product_qty)))
2564             self.action_check(cr, uid, [inv.id], context=context)
2565             inv.refresh()
2566             self.write(cr, uid, [inv.id], {'state': 'done'}, context=context)
2567             self.post_inventory(cr, uid, inv, context=context)
2568         return True
2569
2570     def post_inventory(self, cr, uid, inv, context=None):
2571         #The inventory is posted as a single step which means quants cannot be moved from an internal location to another using an inventory
2572         #as they will be moved to inventory loss, and other quants will be created to the encoded quant location. This is a normal behavior
2573         #as quants cannot be reuse from inventory location (users can still manually move the products before/after the inventory if they want).
2574         move_obj = self.pool.get('stock.move')
2575         move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2576
2577     def _create_stock_move(self, cr, uid, inventory, todo_line, context=None):
2578         stock_move_obj = self.pool.get('stock.move')
2579         product_obj = self.pool.get('product.product')
2580         inventory_location_id = product_obj.browse(cr, uid, todo_line['product_id'], context=context).property_stock_inventory.id
2581         vals = {
2582             'name': _('INV:') + (inventory.name or ''),
2583             'product_id': todo_line['product_id'],
2584             'product_uom': todo_line['product_uom_id'],
2585             'date': inventory.date,
2586             'company_id': inventory.company_id.id,
2587             'inventory_id': inventory.id,
2588             'state': 'assigned',
2589             'restrict_lot_id': todo_line.get('prod_lot_id'),
2590             'restrict_partner_id': todo_line.get('partner_id'),
2591          }
2592
2593         if todo_line['product_qty'] < 0:
2594             #found more than expected
2595             vals['location_id'] = inventory_location_id
2596             vals['location_dest_id'] = todo_line['location_id']
2597             vals['product_uom_qty'] = -todo_line['product_qty']
2598         else:
2599             #found less than expected
2600             vals['location_id'] = todo_line['location_id']
2601             vals['location_dest_id'] = inventory_location_id
2602             vals['product_uom_qty'] = todo_line['product_qty']
2603         return stock_move_obj.create(cr, uid, vals, context=context)
2604
2605     def action_check(self, cr, uid, ids, context=None):
2606         """ Checks the inventory and computes the stock move to do
2607         @return: True
2608         """
2609         inventory_line_obj = self.pool.get('stock.inventory.line')
2610         stock_move_obj = self.pool.get('stock.move')
2611         for inventory in self.browse(cr, uid, ids, context=context):
2612             #first remove the existing stock moves linked to this inventory
2613             move_ids = [move.id for move in inventory.move_ids]
2614             stock_move_obj.unlink(cr, uid, move_ids, context=context)
2615             for line in inventory.line_ids:
2616                 #compare the checked quantities on inventory lines to the theorical one
2617                 inventory_line_obj._resolve_inventory_line(cr, uid, line, context=context)
2618
2619     def action_cancel_draft(self, cr, uid, ids, context=None):
2620         """ Cancels the stock move and change inventory state to draft.
2621         @return: True
2622         """
2623         for inv in self.browse(cr, uid, ids, context=context):
2624             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2625             self.write(cr, uid, [inv.id], {'state': 'draft'}, context=context)
2626         return True
2627
2628     def action_cancel_inventory(self, cr, uid, ids, context=None):
2629         self.action_cancel_draft(cr, uid, ids, context=context)
2630
2631     def prepare_inventory(self, cr, uid, ids, context=None):
2632         inventory_line_obj = self.pool.get('stock.inventory.line')
2633         for inventory in self.browse(cr, uid, ids, context=context):
2634             #clean the existing inventory lines before redoing an inventory proposal
2635             line_ids = [line.id for line in inventory.line_ids]
2636             inventory_line_obj.unlink(cr, uid, line_ids, context=context)
2637             #compute the inventory lines and create them
2638             vals = self._get_inventory_lines(cr, uid, inventory, context=context)
2639             for product_line in vals:
2640                 inventory_line_obj.create(cr, uid, product_line, context=context)
2641         return self.write(cr, uid, ids, {'state': 'confirm', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)})
2642
2643     def _get_inventory_lines(self, cr, uid, inventory, context=None):
2644         location_obj = self.pool.get('stock.location')
2645         product_obj = self.pool.get('product.product')
2646         location_ids = location_obj.search(cr, uid, [('id', 'child_of', [inventory.location_id.id])], context=context)
2647         domain = ' location_id in %s'
2648         args = (tuple(location_ids),)
2649         if inventory.partner_id:
2650             domain += ' and owner_id = %s'
2651             args += (inventory.partner_id.id,)
2652         if inventory.lot_id:
2653             domain += ' and lot_id = %s'
2654             args += (inventory.lot_id.id,)
2655         if inventory.product_id:
2656             domain += ' and product_id = %s'
2657             args += (inventory.product_id.id,)
2658         if inventory.package_id:
2659             domain += ' and package_id = %s'
2660             args += (inventory.package_id.id,)
2661
2662         cr.execute('''
2663            SELECT product_id, sum(qty) as product_qty, location_id, lot_id as prod_lot_id, package_id, owner_id as partner_id
2664            FROM stock_quant WHERE''' + domain + '''
2665            GROUP BY product_id, location_id, lot_id, package_id, partner_id
2666         ''', args)
2667         vals = []
2668         for product_line in cr.dictfetchall():
2669             #replace the None the dictionary by False, because falsy values are tested later on
2670             for key, value in product_line.items():
2671                 if not value:
2672                     product_line[key] = False
2673             product_line['inventory_id'] = inventory.id
2674             product_line['theoretical_qty'] = product_line['product_qty']
2675             if product_line['product_id']:
2676                 product = product_obj.browse(cr, uid, product_line['product_id'], context=context)
2677                 product_line['product_uom_id'] = product.uom_id.id
2678             vals.append(product_line)
2679         return vals
2680
2681
2682 class stock_inventory_line(osv.osv):
2683     _name = "stock.inventory.line"
2684     _description = "Inventory Line"
2685     _order = "inventory_id, location_name, product_code, product_name, prodlot_name"
2686
2687     def _get_product_name_change(self, cr, uid, ids, context=None):
2688         return self.pool.get('stock.inventory.line').search(cr, uid, [('product_id', 'in', ids)], context=context)
2689
2690     def _get_location_change(self, cr, uid, ids, context=None):
2691         return self.pool.get('stock.inventory.line').search(cr, uid, [('location_id', 'in', ids)], context=context)
2692
2693     def _get_prodlot_change(self, cr, uid, ids, context=None):
2694         return self.pool.get('stock.inventory.line').search(cr, uid, [('prod_lot_id', 'in', ids)], context=context)
2695
2696     _columns = {
2697         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2698         'location_id': fields.many2one('stock.location', 'Location', required=True, select=True),
2699         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2700         'package_id': fields.many2one('stock.quant.package', 'Pack', select=True),
2701         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2702         'product_qty': fields.float('Checked Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2703         'company_id': fields.related('inventory_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, select=True, readonly=True),
2704         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2705         'state': fields.related('inventory_id', 'state', type='char', string='Status', readonly=True),
2706         'theoretical_qty': fields.float('Theoretical Quantity', readonly=True),
2707         'partner_id': fields.many2one('res.partner', 'Owner'),
2708         'product_name': fields.related('product_id', 'name', type='char', string='Product Name', store={
2709                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2710                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2711         'product_code': fields.related('product_id', 'default_code', type='char', string='Product Code', store={
2712                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2713                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2714         'location_name': fields.related('location_id', 'complete_name', type='char', string='Location Name', store={
2715                                                                                             'stock.location': (_get_location_change, ['name', 'location_id', 'active'], 20),
2716                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['location_id'], 20),}),
2717         'prodlot_name': fields.related('prod_lot_id', 'name', type='char', string='Serial Number Name', store={
2718                                                                                             'stock.production.lot': (_get_prodlot_change, ['name'], 20),
2719                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['prod_lot_id'], 20),}),
2720     }
2721
2722     _defaults = {
2723         'product_qty': 1,
2724     }
2725
2726     def _resolve_inventory_line(self, cr, uid, inventory_line, context=None):
2727         stock_move_obj = self.pool.get('stock.move')
2728         diff = inventory_line.theoretical_qty - inventory_line.product_qty
2729         if not diff:
2730             return
2731         #each theorical_lines where difference between theoretical and checked quantities is not 0 is a line for which we need to create a stock move
2732         vals = {
2733             'name': _('INV:') + (inventory_line.inventory_id.name or ''),
2734             'product_id': inventory_line.product_id.id,
2735             'product_uom': inventory_line.product_uom_id.id,
2736             'date': inventory_line.inventory_id.date,
2737             'company_id': inventory_line.inventory_id.company_id.id,
2738             'inventory_id': inventory_line.inventory_id.id,
2739             'state': 'confirmed',
2740             'restrict_lot_id': inventory_line.prod_lot_id.id,
2741             'restrict_partner_id': inventory_line.partner_id.id,
2742          }
2743         inventory_location_id = inventory_line.product_id.property_stock_inventory.id
2744         if diff < 0:
2745             #found more than expected
2746             vals['location_id'] = inventory_location_id
2747             vals['location_dest_id'] = inventory_line.location_id.id
2748             vals['product_uom_qty'] = -diff
2749         else:
2750             #found less than expected
2751             vals['location_id'] = inventory_line.location_id.id
2752             vals['location_dest_id'] = inventory_location_id
2753             vals['product_uom_qty'] = diff
2754         return stock_move_obj.create(cr, uid, vals, context=context)
2755
2756     def restrict_change(self, cr, uid, ids, theoretical_qty, context=None):
2757         if ids and theoretical_qty:
2758             #if the user try to modify a line prepared by openerp, reject the change and display an error message explaining how he should do
2759             old_value = self.browse(cr, uid, ids[0], context=context)
2760             return {
2761                 'value': {
2762                     'product_id': old_value.product_id.id,
2763                     'product_uom_id': old_value.product_uom_id.id,
2764                     'location_id': old_value.location_id.id,
2765                     'prod_lot_id': old_value.prod_lot_id.id,
2766                     'package_id': old_value.package_id.id,
2767                     'partner_id': old_value.partner_id.id,
2768                     },
2769                 'warning': {
2770                     'title': _('Error'),
2771                     'message': _('You can only change the checked quantity of an existing inventory line. If you want modify a data, please set the checked quantity to 0 and create a new inventory line.')
2772                 }
2773             }
2774         return {}
2775
2776     def on_change_product_id(self, cr, uid, ids, product, uom, theoretical_qty, context=None):
2777         """ Changes UoM
2778         @param location_id: Location id
2779         @param product: Changed product_id
2780         @param uom: UoM product
2781         @return:  Dictionary of changed values
2782         """
2783         if ids and theoretical_qty:
2784             return self.restrict_change(cr, uid, ids, theoretical_qty, context=context)
2785         if not product:
2786             return {'value': {'product_uom_id': False}}
2787         obj_product = self.pool.get('product.product').browse(cr, uid, product, context=context)
2788         return {'value': {'product_uom_id': uom or obj_product.uom_id.id}}
2789
2790
2791 #----------------------------------------------------------
2792 # Stock Warehouse
2793 #----------------------------------------------------------
2794 class stock_warehouse(osv.osv):
2795     _name = "stock.warehouse"
2796     _description = "Warehouse"
2797
2798     _columns = {
2799         'name': fields.char('Warehouse Name', required=True, select=True),
2800         'company_id': fields.many2one('res.company', 'Company', required=True, readonly=True, select=True),
2801         'partner_id': fields.many2one('res.partner', 'Address'),
2802         'view_location_id': fields.many2one('stock.location', 'View Location', required=True, domain=[('usage', '=', 'view')]),
2803         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', domain=[('usage', '=', 'internal')], required=True),
2804         'code': fields.char('Short Name', size=5, required=True, help="Short name used to identify your warehouse"),
2805         'route_ids': fields.many2many('stock.location.route', 'stock_route_warehouse', 'warehouse_id', 'route_id', 'Routes', domain="[('warehouse_selectable', '=', True)]", help='Defaults routes through the warehouse'),
2806         'reception_steps': fields.selection([
2807             ('one_step', 'Receive goods directly in stock (1 step)'),
2808             ('two_steps', 'Unload in input location then go to stock (2 steps)'),
2809             ('three_steps', 'Unload in input location, go through a quality control before being admitted in stock (3 steps)')], 'Incoming Shipments',
2810                                             help="Default incoming route to follow", required=True),
2811         'delivery_steps': fields.selection([
2812             ('ship_only', 'Ship directly from stock (Ship only)'),
2813             ('pick_ship', 'Bring goods to output location before shipping (Pick + Ship)'),
2814             ('pick_pack_ship', 'Make packages into a dedicated location, then bring them to the output location for shipping (Pick + Pack + Ship)')], 'Outgoing Shippings',
2815                                            help="Default outgoing route to follow", required=True),
2816         'wh_input_stock_loc_id': fields.many2one('stock.location', 'Input Location'),
2817         'wh_qc_stock_loc_id': fields.many2one('stock.location', 'Quality Control Location'),
2818         'wh_output_stock_loc_id': fields.many2one('stock.location', 'Output Location'),
2819         'wh_pack_stock_loc_id': fields.many2one('stock.location', 'Packing Location'),
2820         'mto_pull_id': fields.many2one('procurement.rule', 'MTO rule'),
2821         'pick_type_id': fields.many2one('stock.picking.type', 'Pick Type'),
2822         'pack_type_id': fields.many2one('stock.picking.type', 'Pack Type'),
2823         'out_type_id': fields.many2one('stock.picking.type', 'Out Type'),
2824         'in_type_id': fields.many2one('stock.picking.type', 'In Type'),
2825         'int_type_id': fields.many2one('stock.picking.type', 'Internal Type'),
2826         'crossdock_route_id': fields.many2one('stock.location.route', 'Crossdock Route'),
2827         'reception_route_id': fields.many2one('stock.location.route', 'Receipt Route'),
2828         'delivery_route_id': fields.many2one('stock.location.route', 'Delivery Route'),
2829         'resupply_from_wh': fields.boolean('Resupply From Other Warehouses'),
2830         'resupply_wh_ids': fields.many2many('stock.warehouse', 'stock_wh_resupply_table', 'supplied_wh_id', 'supplier_wh_id', 'Resupply Warehouses'),
2831         'resupply_route_ids': fields.one2many('stock.location.route', 'supplied_wh_id', 'Resupply Routes',
2832                                               help="Routes will be created for these resupply warehouses and you can select them on products and product categories"),
2833         'default_resupply_wh_id': fields.many2one('stock.warehouse', 'Default Resupply Warehouse', help="Goods will always be resupplied from this warehouse"),
2834     }
2835
2836     def onchange_filter_default_resupply_wh_id(self, cr, uid, ids, default_resupply_wh_id, resupply_wh_ids, context=None):
2837         resupply_wh_ids = set([x['id'] for x in (self.resolve_2many_commands(cr, uid, 'resupply_wh_ids', resupply_wh_ids, ['id']))])
2838         if default_resupply_wh_id: #If we are removing the default resupply, we don't have default_resupply_wh_id
2839             resupply_wh_ids.add(default_resupply_wh_id)
2840         resupply_wh_ids = list(resupply_wh_ids)
2841         return {'value': {'resupply_wh_ids': resupply_wh_ids}}
2842
2843     def _get_external_transit_location(self, cr, uid, warehouse, context=None):
2844         ''' returns browse record of inter company transit location, if found'''
2845         data_obj = self.pool.get('ir.model.data')
2846         location_obj = self.pool.get('stock.location')
2847         try:
2848             inter_wh_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_inter_wh')[1]
2849         except:
2850             return False
2851         return location_obj.browse(cr, uid, inter_wh_loc, context=context)
2852
2853     def _get_inter_wh_route(self, cr, uid, warehouse, wh, context=None):
2854         return {
2855             'name': _('%s: Supply Product from %s') % (warehouse.name, wh.name),
2856             'warehouse_selectable': False,
2857             'product_selectable': True,
2858             'product_categ_selectable': True,
2859             'supplied_wh_id': warehouse.id,
2860             'supplier_wh_id': wh.id,
2861         }
2862
2863     def _create_resupply_routes(self, cr, uid, warehouse, supplier_warehouses, default_resupply_wh, context=None):
2864         route_obj = self.pool.get('stock.location.route')
2865         pull_obj = self.pool.get('procurement.rule')
2866         #create route selectable on the product to resupply the warehouse from another one
2867         external_transit_location = self._get_external_transit_location(cr, uid, warehouse, context=context)
2868         internal_transit_location = warehouse.company_id.internal_transit_location_id
2869         input_loc = warehouse.wh_input_stock_loc_id
2870         if warehouse.reception_steps == 'one_step':
2871             input_loc = warehouse.lot_stock_id
2872         for wh in supplier_warehouses:
2873             transit_location = wh.company_id.id == warehouse.company_id.id and internal_transit_location or external_transit_location
2874             if transit_location:
2875                 output_loc = wh.wh_output_stock_loc_id
2876                 if wh.delivery_steps == 'ship_only':
2877                     output_loc = wh.lot_stock_id
2878                     # Create extra MTO rule (only for 'ship only' because in the other cases MTO rules already exists)
2879                     mto_pull_vals = self._get_mto_pull_rule(cr, uid, wh, [(output_loc, transit_location, wh.out_type_id.id)], context=context)[0]
2880                     pull_obj.create(cr, uid, mto_pull_vals, context=context)
2881                 inter_wh_route_vals = self._get_inter_wh_route(cr, uid, warehouse, wh, context=context)
2882                 inter_wh_route_id = route_obj.create(cr, uid, vals=inter_wh_route_vals, context=context)
2883                 values = [(output_loc, transit_location, wh.out_type_id.id, wh), (transit_location, input_loc, warehouse.in_type_id.id, warehouse)]
2884                 pull_rules_list = self._get_supply_pull_rules(cr, uid, warehouse, values, inter_wh_route_id, context=context)
2885                 for pull_rule in pull_rules_list:
2886                     pull_obj.create(cr, uid, vals=pull_rule, context=context)
2887                 #if the warehouse is also set as default resupply method, assign this route automatically to the warehouse
2888                 if default_resupply_wh and default_resupply_wh.id == wh.id:
2889                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]}, context=context)
2890
2891     _defaults = {
2892         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2893         'reception_steps': 'one_step',
2894         'delivery_steps': 'ship_only',
2895     }
2896     _sql_constraints = [
2897         ('warehouse_name_uniq', 'unique(name, company_id)', 'The name of the warehouse must be unique per company!'),
2898         ('warehouse_code_uniq', 'unique(code, company_id)', 'The code of the warehouse must be unique per company!'),
2899     ]
2900
2901     def _get_partner_locations(self, cr, uid, ids, context=None):
2902         ''' returns a tuple made of the browse record of customer location and the browse record of supplier location'''
2903         data_obj = self.pool.get('ir.model.data')
2904         location_obj = self.pool.get('stock.location')
2905         try:
2906             customer_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_customers')[1]
2907             supplier_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_suppliers')[1]
2908         except:
2909             customer_loc = location_obj.search(cr, uid, [('usage', '=', 'customer')], context=context)
2910             customer_loc = customer_loc and customer_loc[0] or False
2911             supplier_loc = location_obj.search(cr, uid, [('usage', '=', 'supplier')], context=context)
2912             supplier_loc = supplier_loc and supplier_loc[0] or False
2913         if not (customer_loc and supplier_loc):
2914             raise osv.except_osv(_('Error!'), _('Can\'t find any customer or supplier location.'))
2915         return location_obj.browse(cr, uid, [customer_loc, supplier_loc], context=context)
2916
2917     def switch_location(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
2918         location_obj = self.pool.get('stock.location')
2919
2920         new_reception_step = new_reception_step or warehouse.reception_steps
2921         new_delivery_step = new_delivery_step or warehouse.delivery_steps
2922         if warehouse.reception_steps != new_reception_step:
2923             location_obj.write(cr, uid, [warehouse.wh_input_stock_loc_id.id, warehouse.wh_qc_stock_loc_id.id], {'active': False}, context=context)
2924             if new_reception_step != 'one_step':
2925                 location_obj.write(cr, uid, warehouse.wh_input_stock_loc_id.id, {'active': True}, context=context)
2926             if new_reception_step == 'three_steps':
2927                 location_obj.write(cr, uid, warehouse.wh_qc_stock_loc_id.id, {'active': True}, context=context)
2928
2929         if warehouse.delivery_steps != new_delivery_step:
2930             location_obj.write(cr, uid, [warehouse.wh_output_stock_loc_id.id, warehouse.wh_pack_stock_loc_id.id], {'active': False}, context=context)
2931             if new_delivery_step != 'ship_only':
2932                 location_obj.write(cr, uid, warehouse.wh_output_stock_loc_id.id, {'active': True}, context=context)
2933             if new_delivery_step == 'pick_pack_ship':
2934                 location_obj.write(cr, uid, warehouse.wh_pack_stock_loc_id.id, {'active': True}, context=context)
2935         return True
2936
2937     def _get_reception_delivery_route(self, cr, uid, warehouse, route_name, context=None):
2938         return {
2939             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
2940             'product_categ_selectable': True,
2941             'product_selectable': False,
2942             'sequence': 10,
2943         }
2944
2945     def _get_supply_pull_rules(self, cr, uid, supplied_warehouse, values, new_route_id, context=None):
2946         pull_rules_list = []
2947         for from_loc, dest_loc, pick_type_id, warehouse in values:
2948             pull_rules_list.append({
2949                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
2950                 'location_src_id': from_loc.id,
2951                 'location_id': dest_loc.id,
2952                 'route_id': new_route_id,
2953                 'action': 'move',
2954                 'picking_type_id': pick_type_id,
2955                 'procure_method': warehouse.lot_stock_id.id != from_loc.id and 'make_to_order' or 'make_to_stock', # first part of the resuply route is MTS
2956                 'warehouse_id': supplied_warehouse.id,
2957                 'propagate_warehouse_id': warehouse.id,
2958             })
2959         return pull_rules_list
2960
2961     def _get_push_pull_rules(self, cr, uid, warehouse, active, values, new_route_id, context=None):
2962         first_rule = True
2963         push_rules_list = []
2964         pull_rules_list = []
2965         for from_loc, dest_loc, pick_type_id in values:
2966             push_rules_list.append({
2967                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
2968                 'location_from_id': from_loc.id,
2969                 'location_dest_id': dest_loc.id,
2970                 'route_id': new_route_id,
2971                 'auto': 'manual',
2972                 'picking_type_id': pick_type_id,
2973                 'active': active,
2974                 'warehouse_id': warehouse.id,
2975             })
2976             pull_rules_list.append({
2977                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
2978                 'location_src_id': from_loc.id,
2979                 'location_id': dest_loc.id,
2980                 'route_id': new_route_id,
2981                 'action': 'move',
2982                 'picking_type_id': pick_type_id,
2983                 'procure_method': first_rule is True and 'make_to_stock' or 'make_to_order',
2984                 'active': active,
2985                 'warehouse_id': warehouse.id,
2986             })
2987             first_rule = False
2988         return push_rules_list, pull_rules_list
2989
2990     def _get_mto_route(self, cr, uid, context=None):
2991         route_obj = self.pool.get('stock.location.route')
2992         data_obj = self.pool.get('ir.model.data')
2993         try:
2994             mto_route_id = data_obj.get_object_reference(cr, uid, 'stock', 'route_warehouse0_mto')[1]
2995         except:
2996             mto_route_id = route_obj.search(cr, uid, [('name', 'like', _('Make To Order'))], context=context)
2997             mto_route_id = mto_route_id and mto_route_id[0] or False
2998         if not mto_route_id:
2999             raise osv.except_osv(_('Error!'), _('Can\'t find any generic Make To Order route.'))
3000         return mto_route_id
3001
3002     def _check_remove_mto_resupply_rules(self, cr, uid, warehouse, context=None):
3003         """ Checks that the moves from the different """
3004         pull_obj = self.pool.get('procurement.rule')
3005         mto_route_id = self._get_mto_route(cr, uid, context=context)
3006         rules = pull_obj.search(cr, uid, ['&', ('location_src_id', '=', warehouse.lot_stock_id.id), ('location_id.usage', '=', 'transit')], context=context)
3007         pull_obj.unlink(cr, uid, rules, context=context)
3008
3009     def _get_mto_pull_rule(self, cr, uid, warehouse, values, context=None):
3010         mto_route_id = self._get_mto_route(cr, uid, context=context)
3011         res = []
3012         for value in values:
3013             from_loc, dest_loc, pick_type_id = value
3014             res += [{
3015             'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context) + _(' MTO'),
3016             'location_src_id': from_loc.id,
3017             'location_id': dest_loc.id,
3018             'route_id': mto_route_id,
3019             'action': 'move',
3020             'picking_type_id': pick_type_id,
3021             'procure_method': 'make_to_order',
3022             'active': True,
3023             'warehouse_id': warehouse.id,
3024             }]
3025         return res
3026
3027     def _get_crossdock_route(self, cr, uid, warehouse, route_name, context=None):
3028         return {
3029             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
3030             'warehouse_selectable': False,
3031             'product_selectable': True,
3032             'product_categ_selectable': True,
3033             'active': warehouse.delivery_steps != 'ship_only' and warehouse.reception_steps != 'one_step',
3034             'sequence': 20,
3035         }
3036
3037     def create_routes(self, cr, uid, ids, warehouse, context=None):
3038         wh_route_ids = []
3039         route_obj = self.pool.get('stock.location.route')
3040         pull_obj = self.pool.get('procurement.rule')
3041         push_obj = self.pool.get('stock.location.path')
3042         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3043         #create reception route and rules
3044         route_name, values = routes_dict[warehouse.reception_steps]
3045         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3046         reception_route_id = route_obj.create(cr, uid, route_vals, context=context)
3047         wh_route_ids.append((4, reception_route_id))
3048         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, reception_route_id, context=context)
3049         #create the push/pull rules
3050         for push_rule in push_rules_list:
3051             push_obj.create(cr, uid, vals=push_rule, context=context)
3052         for pull_rule in pull_rules_list:
3053             #all pull rules in reception route are mto, because we don't want to wait for the scheduler to trigger an orderpoint on input location
3054             pull_rule['procure_method'] = 'make_to_order'
3055             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3056
3057         #create MTS route and pull rules for delivery and a specific route MTO to be set on the product
3058         route_name, values = routes_dict[warehouse.delivery_steps]
3059         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3060         #create the route and its pull rules
3061         delivery_route_id = route_obj.create(cr, uid, route_vals, context=context)
3062         wh_route_ids.append((4, delivery_route_id))
3063         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, delivery_route_id, context=context)
3064         for pull_rule in pull_rules_list:
3065             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3066         #create MTO pull rule and link it to the generic MTO route
3067         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3068         mto_pull_id = pull_obj.create(cr, uid, mto_pull_vals, context=context)
3069
3070         #create a route for cross dock operations, that can be set on products and product categories
3071         route_name, values = routes_dict['crossdock']
3072         crossdock_route_vals = self._get_crossdock_route(cr, uid, warehouse, route_name, context=context)
3073         crossdock_route_id = route_obj.create(cr, uid, vals=crossdock_route_vals, context=context)
3074         wh_route_ids.append((4, crossdock_route_id))
3075         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, warehouse.delivery_steps != 'ship_only' and warehouse.reception_steps != 'one_step', values, crossdock_route_id, context=context)
3076         for pull_rule in pull_rules_list:
3077             # Fixed cross-dock is logically mto
3078             pull_rule['procure_method'] = 'make_to_order'
3079             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3080
3081         #create route selectable on the product to resupply the warehouse from another one
3082         self._create_resupply_routes(cr, uid, warehouse, warehouse.resupply_wh_ids, warehouse.default_resupply_wh_id, context=context)
3083
3084         #return routes and mto pull rule to store on the warehouse
3085         return {
3086             'route_ids': wh_route_ids,
3087             'mto_pull_id': mto_pull_id,
3088             'reception_route_id': reception_route_id,
3089             'delivery_route_id': delivery_route_id,
3090             'crossdock_route_id': crossdock_route_id,
3091         }
3092
3093     def change_route(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
3094         picking_type_obj = self.pool.get('stock.picking.type')
3095         pull_obj = self.pool.get('procurement.rule')
3096         push_obj = self.pool.get('stock.location.path')
3097         route_obj = self.pool.get('stock.location.route')
3098         new_reception_step = new_reception_step or warehouse.reception_steps
3099         new_delivery_step = new_delivery_step or warehouse.delivery_steps
3100
3101         #change the default source and destination location and (de)activate picking types
3102         input_loc = warehouse.wh_input_stock_loc_id
3103         if new_reception_step == 'one_step':
3104             input_loc = warehouse.lot_stock_id
3105         output_loc = warehouse.wh_output_stock_loc_id
3106         if new_delivery_step == 'ship_only':
3107             output_loc = warehouse.lot_stock_id
3108         picking_type_obj.write(cr, uid, warehouse.in_type_id.id, {'default_location_dest_id': input_loc.id}, context=context)
3109         picking_type_obj.write(cr, uid, warehouse.out_type_id.id, {'default_location_src_id': output_loc.id}, context=context)
3110         picking_type_obj.write(cr, uid, warehouse.pick_type_id.id, {'active': new_delivery_step != 'ship_only'}, context=context)
3111         picking_type_obj.write(cr, uid, warehouse.pack_type_id.id, {'active': new_delivery_step == 'pick_pack_ship'}, context=context)
3112
3113         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3114         #update delivery route and rules: unlink the existing rules of the warehouse delivery route and recreate it
3115         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.delivery_route_id.pull_ids], context=context)
3116         route_name, values = routes_dict[new_delivery_step]
3117         route_obj.write(cr, uid, warehouse.delivery_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3118         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.delivery_route_id.id, context=context)
3119         #create the pull rules
3120         for pull_rule in pull_rules_list:
3121             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3122
3123         #update receipt route and rules: unlink the existing rules of the warehouse receipt route and recreate it
3124         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.pull_ids], context=context)
3125         push_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.push_ids], context=context)
3126         route_name, values = routes_dict[new_reception_step]
3127         route_obj.write(cr, uid, warehouse.reception_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3128         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.reception_route_id.id, context=context)
3129         #create the push/pull rules
3130         for push_rule in push_rules_list:
3131             push_obj.create(cr, uid, vals=push_rule, context=context)
3132         for pull_rule in pull_rules_list:
3133             #all pull rules in receipt route are mto, because we don't want to wait for the scheduler to trigger an orderpoint on input location
3134             pull_rule['procure_method'] = 'make_to_order'
3135             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3136
3137         route_obj.write(cr, uid, warehouse.crossdock_route_id.id, {'active': new_reception_step != 'one_step' and new_delivery_step != 'ship_only'}, context=context)
3138
3139         #change MTO rule
3140         dummy, values = routes_dict[new_delivery_step]
3141         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3142         pull_obj.write(cr, uid, warehouse.mto_pull_id.id, mto_pull_vals, context=context)
3143         return True
3144
3145     def create_sequences_and_picking_types(self, cr, uid, warehouse, context=None):
3146         seq_obj = self.pool.get('ir.sequence')
3147         picking_type_obj = self.pool.get('stock.picking.type')
3148         #create new sequences
3149         in_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence in'), 'prefix': warehouse.code + '/IN/', 'padding': 5}, context=context)
3150         out_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence out'), 'prefix': warehouse.code + '/OUT/', 'padding': 5}, context=context)
3151         pack_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence packing'), 'prefix': warehouse.code + '/PACK/', 'padding': 5}, context=context)
3152         pick_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence picking'), 'prefix': warehouse.code + '/PICK/', 'padding': 5}, context=context)
3153         int_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence internal'), 'prefix': warehouse.code + '/INT/', 'padding': 5}, context=context)
3154
3155         wh_stock_loc = warehouse.lot_stock_id
3156         wh_input_stock_loc = warehouse.wh_input_stock_loc_id
3157         wh_output_stock_loc = warehouse.wh_output_stock_loc_id
3158         wh_pack_stock_loc = warehouse.wh_pack_stock_loc_id
3159
3160         #fetch customer and supplier locations, for references
3161         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, warehouse.id, context=context)
3162
3163         #create in, out, internal picking types for warehouse
3164         input_loc = wh_input_stock_loc
3165         if warehouse.reception_steps == 'one_step':
3166             input_loc = wh_stock_loc
3167         output_loc = wh_output_stock_loc
3168         if warehouse.delivery_steps == 'ship_only':
3169             output_loc = wh_stock_loc
3170
3171         #choose the next available color for the picking types of this warehouse
3172         color = 0
3173         available_colors = [c%9 for c in range(3, 12)]  # put flashy colors first
3174         all_used_colors = self.pool.get('stock.picking.type').search_read(cr, uid, [('warehouse_id', '!=', False), ('color', '!=', False)], ['color'], order='color')
3175         #don't use sets to preserve the list order
3176         for x in all_used_colors:
3177             if x['color'] in available_colors:
3178                 available_colors.remove(x['color'])
3179         if available_colors:
3180             color = available_colors[0]
3181
3182         #order the picking types with a sequence allowing to have the following suit for each warehouse: reception, internal, pick, pack, ship.
3183         max_sequence = self.pool.get('stock.picking.type').search_read(cr, uid, [], ['sequence'], order='sequence desc')
3184         max_sequence = max_sequence and max_sequence[0]['sequence'] or 0
3185
3186         in_type_id = picking_type_obj.create(cr, uid, vals={
3187             'name': _('Receipts'),
3188             'warehouse_id': warehouse.id,
3189             'code': 'incoming',
3190             'sequence_id': in_seq_id,
3191             'default_location_src_id': supplier_loc.id,
3192             'default_location_dest_id': input_loc.id,
3193             'sequence': max_sequence + 1,
3194             'color': color}, context=context)
3195         out_type_id = picking_type_obj.create(cr, uid, vals={
3196             'name': _('Delivery Orders'),
3197             'warehouse_id': warehouse.id,
3198             'code': 'outgoing',
3199             'sequence_id': out_seq_id,
3200             'return_picking_type_id': in_type_id,
3201             'default_location_src_id': output_loc.id,
3202             'default_location_dest_id': customer_loc.id,
3203             'sequence': max_sequence + 4,
3204             'color': color}, context=context)
3205         picking_type_obj.write(cr, uid, [in_type_id], {'return_picking_type_id': out_type_id}, context=context)
3206         int_type_id = picking_type_obj.create(cr, uid, vals={
3207             'name': _('Internal Transfers'),
3208             'warehouse_id': warehouse.id,
3209             'code': 'internal',
3210             'sequence_id': int_seq_id,
3211             'default_location_src_id': wh_stock_loc.id,
3212             'default_location_dest_id': wh_stock_loc.id,
3213             'active': True,
3214             'sequence': max_sequence + 2,
3215             'color': color}, context=context)
3216         pack_type_id = picking_type_obj.create(cr, uid, vals={
3217             'name': _('Pack'),
3218             'warehouse_id': warehouse.id,
3219             'code': 'internal',
3220             'sequence_id': pack_seq_id,
3221             'default_location_src_id': wh_pack_stock_loc.id,
3222             'default_location_dest_id': output_loc.id,
3223             'active': warehouse.delivery_steps == 'pick_pack_ship',
3224             'sequence': max_sequence + 3,
3225             'color': color}, context=context)
3226         pick_type_id = picking_type_obj.create(cr, uid, vals={
3227             'name': _('Pick'),
3228             'warehouse_id': warehouse.id,
3229             'code': 'internal',
3230             'sequence_id': pick_seq_id,
3231             'default_location_src_id': wh_stock_loc.id,
3232             'default_location_dest_id': wh_pack_stock_loc.id,
3233             'active': warehouse.delivery_steps != 'ship_only',
3234             'sequence': max_sequence + 2,
3235             'color': color}, context=context)
3236
3237         #write picking types on WH
3238         vals = {
3239             'in_type_id': in_type_id,
3240             'out_type_id': out_type_id,
3241             'pack_type_id': pack_type_id,
3242             'pick_type_id': pick_type_id,
3243             'int_type_id': int_type_id,
3244         }
3245         super(stock_warehouse, self).write(cr, uid, warehouse.id, vals=vals, context=context)
3246
3247
3248     def create(self, cr, uid, vals, context=None):
3249         if context is None:
3250             context = {}
3251         if vals is None:
3252             vals = {}
3253         data_obj = self.pool.get('ir.model.data')
3254         seq_obj = self.pool.get('ir.sequence')
3255         picking_type_obj = self.pool.get('stock.picking.type')
3256         location_obj = self.pool.get('stock.location')
3257
3258         #create view location for warehouse
3259         loc_vals = {
3260                 'name': _(vals.get('code')),
3261                 'usage': 'view',
3262                 'location_id': data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_locations')[1],
3263         }
3264         if vals.get('company_id'):
3265             loc_vals['company_id'] = vals.get('company_id')
3266         wh_loc_id = location_obj.create(cr, uid, loc_vals, context=context)
3267         vals['view_location_id'] = wh_loc_id
3268         #create all location
3269         def_values = self.default_get(cr, uid, {'reception_steps', 'delivery_steps'})
3270         reception_steps = vals.get('reception_steps',  def_values['reception_steps'])
3271         delivery_steps = vals.get('delivery_steps', def_values['delivery_steps'])
3272         context_with_inactive = context.copy()
3273         context_with_inactive['active_test'] = False
3274         sub_locations = [
3275             {'name': _('Stock'), 'active': True, 'field': 'lot_stock_id'},
3276             {'name': _('Input'), 'active': reception_steps != 'one_step', 'field': 'wh_input_stock_loc_id'},
3277             {'name': _('Quality Control'), 'active': reception_steps == 'three_steps', 'field': 'wh_qc_stock_loc_id'},
3278             {'name': _('Output'), 'active': delivery_steps != 'ship_only', 'field': 'wh_output_stock_loc_id'},
3279             {'name': _('Packing Zone'), 'active': delivery_steps == 'pick_pack_ship', 'field': 'wh_pack_stock_loc_id'},
3280         ]
3281         for values in sub_locations:
3282             loc_vals = {
3283                 'name': values['name'],
3284                 'usage': 'internal',
3285                 'location_id': wh_loc_id,
3286                 'active': values['active'],
3287             }
3288             if vals.get('company_id'):
3289                 loc_vals['company_id'] = vals.get('company_id')
3290             location_id = location_obj.create(cr, uid, loc_vals, context=context_with_inactive)
3291             vals[values['field']] = location_id
3292
3293         #create WH
3294         new_id = super(stock_warehouse, self).create(cr, uid, vals=vals, context=context)
3295         warehouse = self.browse(cr, uid, new_id, context=context)
3296         self.create_sequences_and_picking_types(cr, uid, warehouse, context=context)
3297         warehouse.refresh()
3298
3299         #create routes and push/pull rules
3300         new_objects_dict = self.create_routes(cr, uid, new_id, warehouse, context=context)
3301         self.write(cr, uid, warehouse.id, new_objects_dict, context=context)
3302         return new_id
3303
3304     def _format_rulename(self, cr, uid, obj, from_loc, dest_loc, context=None):
3305         return obj.code + ': ' + from_loc.name + ' -> ' + dest_loc.name
3306
3307     def _format_routename(self, cr, uid, obj, name, context=None):
3308         return obj.name + ': ' + name
3309
3310     def get_routes_dict(self, cr, uid, ids, warehouse, context=None):
3311         #fetch customer and supplier locations, for references
3312         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, ids, context=context)
3313
3314         return {
3315             'one_step': (_('Receipt in 1 step'), []),
3316             'two_steps': (_('Receipt in 2 steps'), [(warehouse.wh_input_stock_loc_id, warehouse.lot_stock_id, warehouse.int_type_id.id)]),
3317             'three_steps': (_('Receipt in 3 steps'), [(warehouse.wh_input_stock_loc_id, warehouse.wh_qc_stock_loc_id, warehouse.int_type_id.id), (warehouse.wh_qc_stock_loc_id, warehouse.lot_stock_id, warehouse.int_type_id.id)]),
3318             'crossdock': (_('Cross-Dock'), [(warehouse.wh_input_stock_loc_id, warehouse.wh_output_stock_loc_id, warehouse.int_type_id.id), (warehouse.wh_output_stock_loc_id, customer_loc, warehouse.out_type_id.id)]),
3319             'ship_only': (_('Ship Only'), [(warehouse.lot_stock_id, customer_loc, warehouse.out_type_id.id)]),
3320             'pick_ship': (_('Pick + Ship'), [(warehouse.lot_stock_id, warehouse.wh_output_stock_loc_id, warehouse.pick_type_id.id), (warehouse.wh_output_stock_loc_id, customer_loc, warehouse.out_type_id.id)]),
3321             'pick_pack_ship': (_('Pick + Pack + Ship'), [(warehouse.lot_stock_id, warehouse.wh_pack_stock_loc_id, warehouse.pick_type_id.id), (warehouse.wh_pack_stock_loc_id, warehouse.wh_output_stock_loc_id, warehouse.pack_type_id.id), (warehouse.wh_output_stock_loc_id, customer_loc, warehouse.out_type_id.id)]),
3322         }
3323
3324     def _handle_renaming(self, cr, uid, warehouse, name, code, context=None):
3325         location_obj = self.pool.get('stock.location')
3326         route_obj = self.pool.get('stock.location.route')
3327         pull_obj = self.pool.get('procurement.rule')
3328         push_obj = self.pool.get('stock.location.path')
3329         #rename location
3330         location_id = warehouse.lot_stock_id.location_id.id
3331         location_obj.write(cr, uid, location_id, {'name': code}, context=context)
3332         #rename route and push-pull rules
3333         for route in warehouse.route_ids:
3334             route_obj.write(cr, uid, route.id, {'name': route.name.replace(warehouse.name, name, 1)}, context=context)
3335             for pull in route.pull_ids:
3336                 pull_obj.write(cr, uid, pull.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3337             for push in route.push_ids:
3338                 push_obj.write(cr, uid, push.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3339         #change the mto pull rule name
3340         if warehouse.mto_pull_id.id:
3341             pull_obj.write(cr, uid, warehouse.mto_pull_id.id, {'name': warehouse.mto_pull_id.name.replace(warehouse.name, name, 1)}, context=context)
3342
3343     def _check_delivery_resupply(self, cr, uid, warehouse, new_location, change_to_multiple, context=None):
3344         """ Will check if the resupply routes from this warehouse follow the changes of number of delivery steps """
3345         #Check routes that are being delivered by this warehouse and change the rule going to transit location
3346         route_obj = self.pool.get("stock.location.route")
3347         pull_obj = self.pool.get("procurement.rule")
3348         routes = route_obj.search(cr, uid, [('supplier_wh_id','=', warehouse.id)], context=context)
3349         pulls = pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_id.usage', '=', 'transit')], context=context)
3350         if pulls:
3351             pull_obj.write(cr, uid, pulls, {'location_src_id': new_location, 'procure_method': change_to_multiple and "make_to_order" or "make_to_stock"}, context=context)
3352         # Create or clean MTO rules
3353         mto_route_id = self._get_mto_route(cr, uid, context=context)
3354         if not change_to_multiple:
3355             # If single delivery we should create the necessary MTO rules for the resupply
3356             # pulls = pull_obj.search(cr, uid, ['&', ('route_id', '=', mto_route_id), ('location_id.usage', '=', 'transit'), ('location_src_id', '=', warehouse.lot_stock_id.id)], context=context)
3357             pull_recs = pull_obj.browse(cr, uid, pulls, context=context)
3358             transfer_locs = list(set([x.location_id for x in pull_recs]))
3359             vals = [(warehouse.lot_stock_id , x, warehouse.out_type_id.id) for x in transfer_locs]
3360             mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, vals, context=context)
3361             for mto_pull_val in mto_pull_vals:
3362                 pull_obj.create(cr, uid, mto_pull_val, context=context)
3363         else:
3364             # We need to delete all the MTO pull rules, otherwise they risk to be used in the system
3365             pulls = pull_obj.search(cr, uid, ['&', ('route_id', '=', mto_route_id), ('location_id.usage', '=', 'transit'), ('location_src_id', '=', warehouse.lot_stock_id.id)], context=context)
3366             if pulls:
3367                 pull_obj.unlink(cr, uid, pulls, context=context)
3368
3369     def _check_reception_resupply(self, cr, uid, warehouse, new_location, context=None):
3370         """
3371             Will check if the resupply routes to this warehouse follow the changes of number of receipt steps
3372         """
3373         #Check routes that are being delivered by this warehouse and change the rule coming from transit location
3374         route_obj = self.pool.get("stock.location.route")
3375         pull_obj = self.pool.get("procurement.rule")
3376         routes = route_obj.search(cr, uid, [('supplied_wh_id','=', warehouse.id)], context=context)
3377         pulls= pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_src_id.usage', '=', 'transit')])
3378         if pulls:
3379             pull_obj.write(cr, uid, pulls, {'location_id': new_location}, context=context)
3380
3381     def _check_resupply(self, cr, uid, warehouse, reception_new, delivery_new, context=None):
3382         if reception_new:
3383             old_val = warehouse.reception_steps
3384             new_val = reception_new
3385             change_to_one = (old_val != 'one_step' and new_val == 'one_step')
3386             change_to_multiple = (old_val == 'one_step' and new_val != 'one_step')
3387             if change_to_one or change_to_multiple:
3388                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_input_stock_loc_id.id
3389                 self._check_reception_resupply(cr, uid, warehouse, new_location, context=context)
3390         if delivery_new:
3391             old_val = warehouse.delivery_steps
3392             new_val = delivery_new
3393             change_to_one = (old_val != 'ship_only' and new_val == 'ship_only')
3394             change_to_multiple = (old_val == 'ship_only' and new_val != 'ship_only')
3395             if change_to_one or change_to_multiple:
3396                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_output_stock_loc_id.id
3397                 self._check_delivery_resupply(cr, uid, warehouse, new_location, change_to_multiple, context=context)
3398
3399     def write(self, cr, uid, ids, vals, context=None):
3400         if context is None:
3401             context = {}
3402         if isinstance(ids, (int, long)):
3403             ids = [ids]
3404         seq_obj = self.pool.get('ir.sequence')
3405         route_obj = self.pool.get('stock.location.route')
3406         context_with_inactive = context.copy()
3407         context_with_inactive['active_test'] = False
3408         for warehouse in self.browse(cr, uid, ids, context=context_with_inactive):
3409             #first of all, check if we need to delete and recreate route
3410             if vals.get('reception_steps') or vals.get('delivery_steps'):
3411                 #activate and deactivate location according to reception and delivery option
3412                 self.switch_location(cr, uid, warehouse.id, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context)
3413                 # switch between route
3414                 self.change_route(cr, uid, ids, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context_with_inactive)
3415                 # Check if we need to change something to resupply warehouses and associated MTO rules
3416                 self._check_resupply(cr, uid, warehouse, vals.get('reception_steps'), vals.get('delivery_steps'), context=context)
3417                 warehouse.refresh()
3418             if vals.get('code') or vals.get('name'):
3419                 name = warehouse.name
3420                 #rename sequence
3421                 if vals.get('name'):
3422                     name = vals.get('name', warehouse.name)
3423                 self._handle_renaming(cr, uid, warehouse, name, vals.get('code', warehouse.code), context=context_with_inactive)
3424                 if warehouse.in_type_id:
3425                     seq_obj.write(cr, uid, warehouse.in_type_id.sequence_id.id, {'name': name + _(' Sequence in'), 'prefix': vals.get('code', warehouse.code) + '\IN\\'}, context=context)
3426                     seq_obj.write(cr, uid, warehouse.out_type_id.sequence_id.id, {'name': name + _(' Sequence out'), 'prefix': vals.get('code', warehouse.code) + '\OUT\\'}, context=context)
3427                     seq_obj.write(cr, uid, warehouse.pack_type_id.sequence_id.id, {'name': name + _(' Sequence packing'), 'prefix': vals.get('code', warehouse.code) + '\PACK\\'}, context=context)
3428                     seq_obj.write(cr, uid, warehouse.pick_type_id.sequence_id.id, {'name': name + _(' Sequence picking'), 'prefix': vals.get('code', warehouse.code) + '\PICK\\'}, context=context)
3429                     seq_obj.write(cr, uid, warehouse.int_type_id.sequence_id.id, {'name': name + _(' Sequence internal'), 'prefix': vals.get('code', warehouse.code) + '\INT\\'}, context=context)
3430         if vals.get('resupply_wh_ids') and not vals.get('resupply_route_ids'):
3431             for cmd in vals.get('resupply_wh_ids'):
3432                 if cmd[0] == 6:
3433                     new_ids = set(cmd[2])
3434                     old_ids = set([wh.id for wh in warehouse.resupply_wh_ids])
3435                     to_add_wh_ids = new_ids - old_ids
3436                     if to_add_wh_ids:
3437                         supplier_warehouses = self.browse(cr, uid, list(to_add_wh_ids), context=context)
3438                         self._create_resupply_routes(cr, uid, warehouse, supplier_warehouses, warehouse.default_resupply_wh_id, context=context)
3439                     to_remove_wh_ids = old_ids - new_ids
3440                     if to_remove_wh_ids:
3441                         to_remove_route_ids = route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id), ('supplier_wh_id', 'in', list(to_remove_wh_ids))], context=context)
3442                         if to_remove_route_ids:
3443                             route_obj.unlink(cr, uid, to_remove_route_ids, context=context)
3444                 else:
3445                     #not implemented
3446                     pass
3447         if 'default_resupply_wh_id' in vals:
3448             if vals.get('default_resupply_wh_id') == warehouse.id:
3449                 raise osv.except_osv(_('Warning'),_('The default resupply warehouse should be different than the warehouse itself!'))
3450             if warehouse.default_resupply_wh_id:
3451                 #remove the existing resupplying route on the warehouse
3452                 to_remove_route_ids = route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id), ('supplier_wh_id', '=', warehouse.default_resupply_wh_id.id)], context=context)
3453                 for inter_wh_route_id in to_remove_route_ids:
3454                     self.write(cr, uid, [warehouse.id], {'route_ids': [(3, inter_wh_route_id)]})
3455             if vals.get('default_resupply_wh_id'):
3456                 #assign the new resupplying route on all products
3457                 to_assign_route_ids = route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id), ('supplier_wh_id', '=', vals.get('default_resupply_wh_id'))], context=context)
3458                 for inter_wh_route_id in to_assign_route_ids:
3459                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]})
3460
3461         return super(stock_warehouse, self).write(cr, uid, ids, vals=vals, context=context)
3462
3463     def get_all_routes_for_wh(self, cr, uid, warehouse, context=None):
3464         route_obj = self.pool.get("stock.location.route")
3465         all_routes = [route.id for route in warehouse.route_ids]
3466         all_routes += route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id)], context=context)
3467         all_routes += [warehouse.mto_pull_id.route_id.id]
3468         return all_routes
3469
3470     def view_all_routes_for_wh(self, cr, uid, ids, context=None):
3471         all_routes = []
3472         for wh in self.browse(cr, uid, ids, context=context):
3473             all_routes += self.get_all_routes_for_wh(cr, uid, wh, context=context)
3474
3475         domain = [('id', 'in', all_routes)]
3476         return {
3477             'name': _('Warehouse\'s Routes'),
3478             'domain': domain,
3479             'res_model': 'stock.location.route',
3480             'type': 'ir.actions.act_window',
3481             'view_id': False,
3482             'view_mode': 'tree,form',
3483             'view_type': 'form',
3484             'limit': 20
3485         }
3486
3487
3488 class stock_location_path(osv.osv):
3489     _name = "stock.location.path"
3490     _description = "Pushed Flows"
3491     _order = "name"
3492
3493     def _get_rules(self, cr, uid, ids, context=None):
3494         res = []
3495         for route in self.browse(cr, uid, ids, context=context):
3496             res += [x.id for x in route.push_ids]
3497         return res
3498
3499     _columns = {
3500         'name': fields.char('Operation Name', required=True),
3501         'company_id': fields.many2one('res.company', 'Company'),
3502         'route_id': fields.many2one('stock.location.route', 'Route'),
3503         'location_from_id': fields.many2one('stock.location', 'Source Location', ondelete='cascade', select=1, required=True),
3504         'location_dest_id': fields.many2one('stock.location', 'Destination Location', ondelete='cascade', select=1, required=True),
3505         'delay': fields.integer('Delay (days)', help="Number of days to do this transition"),
3506         'picking_type_id': fields.many2one('stock.picking.type', 'Type of the new Operation', required=True, help="This is the picking type associated with the different pickings"),
3507         'auto': fields.selection(
3508             [('auto','Automatic Move'), ('manual','Manual Operation'),('transparent','Automatic No Step Added')],
3509             'Automatic Move',
3510             required=True, select=1,
3511             help="This is used to define paths the product has to follow within the location tree.\n" \
3512                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
3513                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
3514                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
3515             ),
3516         'propagate': fields.boolean('Propagate cancel and split', help='If checked, when the previous move is cancelled or split, the move generated by this move will too'),
3517         'active': fields.boolean('Active', help="If unchecked, it will allow you to hide the rule without removing it."),
3518         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse'),
3519         'route_sequence': fields.related('route_id', 'sequence', string='Route Sequence',
3520             store={
3521                 'stock.location.route': (_get_rules, ['sequence'], 10),
3522                 'stock.location.path': (lambda self, cr, uid, ids, c={}: ids, ['route_id'], 10),
3523         }),
3524         'sequence': fields.integer('Sequence'),
3525     }
3526     _defaults = {
3527         'auto': 'auto',
3528         'delay': 0,
3529         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'procurement.order', context=c),
3530         'propagate': True,
3531         'active': True,
3532     }
3533
3534     def _prepare_push_apply(self, cr, uid, rule, move, context=None):
3535         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3536         return {
3537                 'location_id': move.location_dest_id.id,
3538                 'location_dest_id': rule.location_dest_id.id,
3539                 'date': newdate,
3540                 'company_id': rule.company_id and rule.company_id.id or False,
3541                 'date_expected': newdate,
3542                 'picking_id': False,
3543                 'picking_type_id': rule.picking_type_id and rule.picking_type_id.id or False,
3544                 'propagate': rule.propagate,
3545                 'push_rule_id': rule.id,
3546                 'warehouse_id': rule.warehouse_id and rule.warehouse_id.id or False,
3547             }
3548
3549     def _apply(self, cr, uid, rule, move, context=None):
3550         move_obj = self.pool.get('stock.move')
3551         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3552         if rule.auto == 'transparent':
3553             old_dest_location = move.location_dest_id.id
3554             move_obj.write(cr, uid, [move.id], {
3555                 'date': newdate,
3556                 'date_expected': newdate,
3557                 'location_dest_id': rule.location_dest_id.id
3558             })
3559             move.refresh()
3560             #avoid looping if a push rule is not well configured
3561             if rule.location_dest_id.id != old_dest_location:
3562                 #call again push_apply to see if a next step is defined
3563                 move_obj._push_apply(cr, uid, [move], context=context)
3564         else:
3565             vals = self._prepare_push_apply(cr, uid, rule, move, context=context)
3566             move_id = move_obj.copy(cr, uid, move.id, vals, context=context)
3567             move_obj.write(cr, uid, [move.id], {
3568                 'move_dest_id': move_id,
3569             })
3570             move_obj.action_confirm(cr, uid, [move_id], context=None)
3571
3572
3573 # -------------------------
3574 # Packaging related stuff
3575 # -------------------------
3576
3577 from openerp.report import report_sxw
3578
3579 class stock_package(osv.osv):
3580     """
3581     These are the packages, containing quants and/or other packages
3582     """
3583     _name = "stock.quant.package"
3584     _description = "Physical Packages"
3585     _parent_name = "parent_id"
3586     _parent_store = True
3587     _parent_order = 'name'
3588     _order = 'parent_left'
3589
3590     def name_get(self, cr, uid, ids, context=None):
3591         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
3592         return res.items()
3593
3594     def _complete_name(self, cr, uid, ids, name, args, context=None):
3595         """ Forms complete name of location from parent location to child location.
3596         @return: Dictionary of values
3597         """
3598         res = {}
3599         for m in self.browse(cr, uid, ids, context=context):
3600             res[m.id] = m.name
3601             parent = m.parent_id
3602             while parent:
3603                 res[m.id] = parent.name + ' / ' + res[m.id]
3604                 parent = parent.parent_id
3605         return res
3606
3607     def _get_packages(self, cr, uid, ids, context=None):
3608         """Returns packages from quants for store"""
3609         res = set()
3610         for quant in self.browse(cr, uid, ids, context=context):
3611             if quant.package_id:
3612                 res.add(quant.package_id.id)
3613         return list(res)
3614
3615     def _get_packages_to_relocate(self, cr, uid, ids, context=None):
3616         res = set()
3617         for pack in self.browse(cr, uid, ids, context=context):
3618             res.add(pack.id)
3619             if pack.parent_id:
3620                 res.add(pack.parent_id.id)
3621         return list(res)
3622
3623     def _get_package_info(self, cr, uid, ids, name, args, context=None):
3624         default_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
3625         res = dict((res_id, {'location_id': False, 'company_id': default_company_id, 'owner_id': False}) for res_id in ids)
3626         for pack in self.browse(cr, uid, ids, context=context):
3627             if pack.quant_ids:
3628                 res[pack.id]['location_id'] = pack.quant_ids[0].location_id.id
3629                 res[pack.id]['owner_id'] = pack.quant_ids[0].owner_id and pack.quant_ids[0].owner_id.id or False
3630                 res[pack.id]['company_id'] = pack.quant_ids[0].company_id.id
3631             elif pack.children_ids:
3632                 res[pack.id]['location_id'] = pack.children_ids[0].location_id and pack.children_ids[0].location_id.id or False
3633                 res[pack.id]['owner_id'] = pack.children_ids[0].owner_id and pack.children_ids[0].owner_id.id or False
3634                 res[pack.id]['company_id'] = pack.children_ids[0].company_id and pack.children_ids[0].company_id.id or False
3635         return res
3636
3637     _columns = {
3638         'name': fields.char('Package Reference', select=True, copy=False),
3639         'complete_name': fields.function(_complete_name, type='char', string="Package Name",),
3640         'parent_left': fields.integer('Left Parent', select=1),
3641         'parent_right': fields.integer('Right Parent', select=1),
3642         'packaging_id': fields.many2one('product.packaging', 'Packaging', help="This field should be completed only if everything inside the package share the same product, otherwise it doesn't really makes sense.", select=True),
3643         'ul_id': fields.many2one('product.ul', 'Logistic Unit'),
3644         'location_id': fields.function(_get_package_info, type='many2one', relation='stock.location', string='Location', multi="package",
3645                                     store={
3646                                        'stock.quant': (_get_packages, ['location_id'], 10),
3647                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3648                                     }, readonly=True, select=True),
3649         'quant_ids': fields.one2many('stock.quant', 'package_id', 'Bulk Content', readonly=True),
3650         'parent_id': fields.many2one('stock.quant.package', 'Parent Package', help="The package containing this item", ondelete='restrict', readonly=True),
3651         'children_ids': fields.one2many('stock.quant.package', 'parent_id', 'Contained Packages', readonly=True),
3652         'company_id': fields.function(_get_package_info, type="many2one", relation='res.company', string='Company', multi="package",
3653                                     store={
3654                                        'stock.quant': (_get_packages, ['company_id'], 10),
3655                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3656                                     }, readonly=True, select=True),
3657         'owner_id': fields.function(_get_package_info, type='many2one', relation='res.partner', string='Owner', multi="package",
3658                                 store={
3659                                        'stock.quant': (_get_packages, ['owner_id'], 10),
3660                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3661                                     }, readonly=True, select=True),
3662     }
3663     _defaults = {
3664         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').get(cr, uid, 'stock.quant.package') or _('Unknown Pack')
3665     }
3666
3667     def _check_location_constraint(self, cr, uid, packs, context=None):
3668         '''checks that all quants in a package are stored in the same location. This function cannot be used
3669            as a constraint because it needs to be checked on pack operations (they may not call write on the
3670            package)
3671         '''
3672         quant_obj = self.pool.get('stock.quant')
3673         for pack in packs:
3674             parent = pack
3675             while parent.parent_id:
3676                 parent = parent.parent_id
3677             quant_ids = self.get_content(cr, uid, [parent.id], context=context)
3678             quants = [x for x in quant_obj.browse(cr, uid, quant_ids, context=context) if x.qty > 0]
3679             location_id = quants and quants[0].location_id.id or False
3680             if not [quant.location_id.id == location_id for quant in quants]:
3681                 raise osv.except_osv(_('Error'), _('Everything inside a package should be in the same location'))
3682         return True
3683
3684     def action_print(self, cr, uid, ids, context=None):
3685         context = dict(context or {}, active_ids=ids)
3686         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_package_barcode_small', context=context)
3687
3688
3689     def unpack(self, cr, uid, ids, context=None):
3690         quant_obj = self.pool.get('stock.quant')
3691         for package in self.browse(cr, uid, ids, context=context):
3692             quant_ids = [quant.id for quant in package.quant_ids]
3693             quant_obj.write(cr, uid, quant_ids, {'package_id': package.parent_id.id or False}, context=context)
3694             children_package_ids = [child_package.id for child_package in package.children_ids]
3695             self.write(cr, uid, children_package_ids, {'parent_id': package.parent_id.id or False}, context=context)
3696         #delete current package since it contains nothing anymore
3697         self.unlink(cr, uid, ids, context=context)
3698         return self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'action_package_view', context=context)
3699
3700     def get_content(self, cr, uid, ids, context=None):
3701         child_package_ids = self.search(cr, uid, [('id', 'child_of', ids)], context=context)
3702         return self.pool.get('stock.quant').search(cr, uid, [('package_id', 'in', child_package_ids)], context=context)
3703
3704     def get_content_package(self, cr, uid, ids, context=None):
3705         quants_ids = self.get_content(cr, uid, ids, context=context)
3706         res = self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'quantsact', context=context)
3707         res['domain'] = [('id', 'in', quants_ids)]
3708         return res
3709
3710     def _get_product_total_qty(self, cr, uid, package_record, product_id, context=None):
3711         ''' find the total of given product 'product_id' inside the given package 'package_id'''
3712         quant_obj = self.pool.get('stock.quant')
3713         all_quant_ids = self.get_content(cr, uid, [package_record.id], context=context)
3714         total = 0
3715         for quant in quant_obj.browse(cr, uid, all_quant_ids, context=context):
3716             if quant.product_id.id == product_id:
3717                 total += quant.qty
3718         return total
3719
3720     def _get_all_products_quantities(self, cr, uid, package_id, context=None):
3721         '''This function computes the different product quantities for the given package
3722         '''
3723         quant_obj = self.pool.get('stock.quant')
3724         res = {}
3725         for quant in quant_obj.browse(cr, uid, self.get_content(cr, uid, package_id, context=context)):
3726             if quant.product_id.id not in res:
3727                 res[quant.product_id.id] = 0
3728             res[quant.product_id.id] += quant.qty
3729         return res
3730
3731     def copy_pack(self, cr, uid, id, default_pack_values=None, default=None, context=None):
3732         stock_pack_operation_obj = self.pool.get('stock.pack.operation')
3733         if default is None:
3734             default = {}
3735         new_package_id = self.copy(cr, uid, id, default_pack_values, context=context)
3736         default['result_package_id'] = new_package_id
3737         op_ids = stock_pack_operation_obj.search(cr, uid, [('result_package_id', '=', id)], context=context)
3738         for op_id in op_ids:
3739             stock_pack_operation_obj.copy(cr, uid, op_id, default, context=context)
3740
3741
3742 class stock_pack_operation(osv.osv):
3743     _name = "stock.pack.operation"
3744     _description = "Packing Operation"
3745
3746     def _get_remaining_prod_quantities(self, cr, uid, operation, context=None):
3747         '''Get the remaining quantities per product on an operation with a package. This function returns a dictionary'''
3748         #if the operation doesn't concern a package, it's not relevant to call this function
3749         if not operation.package_id or operation.product_id:
3750             return {operation.product_id.id: operation.remaining_qty}
3751         #get the total of products the package contains
3752         res = self.pool.get('stock.quant.package')._get_all_products_quantities(cr, uid, operation.package_id.id, context=context)
3753         #reduce by the quantities linked to a move
3754         for record in operation.linked_move_operation_ids:
3755             if record.move_id.product_id.id not in res:
3756                 res[record.move_id.product_id.id] = 0
3757             res[record.move_id.product_id.id] -= record.qty
3758         return res
3759
3760     def _get_remaining_qty(self, cr, uid, ids, name, args, context=None):
3761         uom_obj = self.pool.get('product.uom')
3762         res = {}
3763         for ops in self.browse(cr, uid, ids, context=context):
3764             res[ops.id] = 0
3765             if ops.package_id and not ops.product_id:
3766                 #dont try to compute the remaining quantity for packages because it's not relevant (a package could include different products).
3767                 #should use _get_remaining_prod_quantities instead
3768                 continue
3769             else:
3770                 qty = ops.product_qty
3771                 if ops.product_uom_id:
3772                     qty = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
3773                 for record in ops.linked_move_operation_ids:
3774                     qty -= record.qty
3775                 #converting the remaining quantity in the pack operation UoM
3776                 if ops.product_uom_id:
3777                     qty = uom_obj._compute_qty_obj(cr, uid, ops.product_id.uom_id, qty, ops.product_uom_id, context=context)
3778                 res[ops.id] = qty
3779         return res
3780
3781     def product_id_change(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3782         res = self.on_change_tests(cr, uid, ids, product_id, product_uom_id, product_qty, context=context)
3783         if product_id and not product_uom_id:
3784             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3785             res['value']['product_uom_id'] = product.uom_id.id
3786         return res
3787
3788     def on_change_tests(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3789         res = {'value': {}}
3790         uom_obj = self.pool.get('product.uom')
3791         if product_id:
3792             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3793             product_uom_id = product_uom_id or product.uom_id.id
3794             selected_uom = uom_obj.browse(cr, uid, product_uom_id, context=context)
3795             if selected_uom.category_id.id != product.uom_id.category_id.id:
3796                 res['warning'] = {
3797                     'title': _('Warning: wrong UoM!'),
3798                     'message': _('The selected UoM for product %s is not compatible with the UoM set on the product form. \nPlease choose an UoM within the same UoM category.') % (product.name)
3799                 }
3800             if product_qty and 'warning' not in res:
3801                 rounded_qty = uom_obj._compute_qty(cr, uid, product_uom_id, product_qty, product_uom_id, round=True)
3802                 if rounded_qty != product_qty:
3803                     res['warning'] = {
3804                         'title': _('Warning: wrong quantity!'),
3805                         'message': _('The chosen quantity for product %s is not compatible with the UoM rounding. It will be automatically converted at confirmation') % (product.name)
3806                     }
3807         return res
3808
3809     _columns = {
3810         'picking_id': fields.many2one('stock.picking', 'Stock Picking', help='The stock operation where the packing has been made', required=True),
3811         'product_id': fields.many2one('product.product', 'Product', ondelete="CASCADE"),  # 1
3812         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure'),
3813         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True),
3814         'qty_done': fields.float('Quantity Processed', digits_compute=dp.get_precision('Product Unit of Measure')),
3815         'package_id': fields.many2one('stock.quant.package', 'Source Package'),  # 2
3816         'lot_id': fields.many2one('stock.production.lot', 'Lot/Serial Number'),
3817         'result_package_id': fields.many2one('stock.quant.package', 'Destination Package', help="If set, the operations are packed into this package", required=False, ondelete='cascade'),
3818         'date': fields.datetime('Date', required=True),
3819         'owner_id': fields.many2one('res.partner', 'Owner', help="Owner of the quants"),
3820         #'update_cost': fields.boolean('Need cost update'),
3821         'cost': fields.float("Cost", help="Unit Cost for this product line"),
3822         'currency': fields.many2one('res.currency', string="Currency", help="Currency in which Unit cost is expressed", ondelete='CASCADE'),
3823         'linked_move_operation_ids': fields.one2many('stock.move.operation.link', 'operation_id', string='Linked Moves', readonly=True, help='Moves impacted by this operation for the computation of the remaining quantities'),
3824         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Qty'),
3825         'location_id': fields.many2one('stock.location', 'Source Location', required=True),
3826         'location_dest_id': fields.many2one('stock.location', 'Destination Location', required=True),
3827         'processed': fields.selection([('true','Yes'), ('false','No')],'Has been processed?', required=True),
3828     }
3829
3830     _defaults = {
3831         'date': fields.date.context_today,
3832         'qty_done': 0,
3833         'processed': lambda *a: 'false',
3834     }
3835
3836     def write(self, cr, uid, ids, vals, context=None):
3837         context = context or {}
3838         res = super(stock_pack_operation, self).write(cr, uid, ids, vals, context=context)
3839         if isinstance(ids, (int, long)):
3840             ids = [ids]
3841         if not context.get("no_recompute"):
3842             pickings = vals.get('picking_id') and [vals['picking_id']] or list(set([x.picking_id.id for x in self.browse(cr, uid, ids, context=context)]))
3843             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, pickings, context=context)
3844         return res
3845
3846     def create(self, cr, uid, vals, context=None):
3847         context = context or {}
3848         res_id = super(stock_pack_operation, self).create(cr, uid, vals, context=context)
3849         if vals.get("picking_id") and not context.get("no_recompute"):
3850             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, [vals['picking_id']], context=context)
3851         return res_id
3852
3853     def action_drop_down(self, cr, uid, ids, context=None):
3854         ''' Used by barcode interface to say that pack_operation has been moved from src location
3855             to destination location, if qty_done is less than product_qty than we have to split the
3856             operation in two to process the one with the qty moved
3857         '''
3858         processed_ids = []
3859         move_obj = self.pool.get("stock.move")
3860         for pack_op in self.browse(cr, uid, ids, context=None):
3861             if pack_op.product_id and pack_op.location_id and pack_op.location_dest_id:
3862                 move_obj.check_tracking_product(cr, uid, pack_op.product_id, pack_op.lot_id.id, pack_op.location_id, pack_op.location_dest_id, context=context)
3863             op = pack_op.id
3864             if pack_op.qty_done < pack_op.product_qty:
3865                 # we split the operation in two
3866                 op = self.copy(cr, uid, pack_op.id, {'product_qty': pack_op.qty_done, 'qty_done': pack_op.qty_done}, context=context)
3867                 self.write(cr, uid, [pack_op.id], {'product_qty': pack_op.product_qty - pack_op.qty_done, 'qty_done': 0, 'lot_id': False}, context=context)
3868             processed_ids.append(op)
3869         self.write(cr, uid, processed_ids, {'processed': 'true'}, context=context)
3870
3871     def create_and_assign_lot(self, cr, uid, id, name, context=None):
3872         ''' Used by barcode interface to create a new lot and assign it to the operation
3873         '''
3874         obj = self.browse(cr,uid,id,context)
3875         product_id = obj.product_id.id
3876         val = {'product_id': product_id}
3877         new_lot_id = False
3878         if name:
3879             lots = self.pool.get('stock.production.lot').search(cr, uid, ['&', ('name', '=', name), ('product_id', '=', product_id)], context=context)
3880             if lots:
3881                 new_lot_id = lots[0]
3882             val.update({'name': name})
3883
3884         if not new_lot_id:
3885             new_lot_id = self.pool.get('stock.production.lot').create(cr, uid, val, context=context)
3886         self.write(cr, uid, id, {'lot_id': new_lot_id}, context=context)
3887
3888     def _search_and_increment(self, cr, uid, picking_id, domain, filter_visible=False, visible_op_ids=False, increment=True, context=None):
3889         '''Search for an operation with given 'domain' in a picking, if it exists increment the qty (+1) otherwise create it
3890
3891         :param domain: list of tuple directly reusable as a domain
3892         context can receive a key 'current_package_id' with the package to consider for this operation
3893         returns True
3894         '''
3895         if context is None:
3896             context = {}
3897
3898         #if current_package_id is given in the context, we increase the number of items in this package
3899         package_clause = [('result_package_id', '=', context.get('current_package_id', False))]
3900         existing_operation_ids = self.search(cr, uid, [('picking_id', '=', picking_id)] + domain + package_clause, context=context)
3901         todo_operation_ids = []
3902         if existing_operation_ids:
3903             if filter_visible:
3904                 todo_operation_ids = [val for val in existing_operation_ids if val in visible_op_ids]
3905             else:
3906                 todo_operation_ids = existing_operation_ids
3907         if todo_operation_ids:
3908             #existing operation found for the given domain and picking => increment its quantity
3909             operation_id = todo_operation_ids[0]
3910             op_obj = self.browse(cr, uid, operation_id, context=context)
3911             qty = op_obj.qty_done
3912             if increment:
3913                 qty += 1
3914             else:
3915                 qty -= 1 if qty >= 1 else 0
3916                 if qty == 0 and op_obj.product_qty == 0:
3917                     #we have a line with 0 qty set, so delete it
3918                     self.unlink(cr, uid, [operation_id], context=context)
3919                     return False
3920             self.write(cr, uid, [operation_id], {'qty_done': qty}, context=context)
3921         else:
3922             #no existing operation found for the given domain and picking => create a new one
3923             picking_obj = self.pool.get("stock.picking")
3924             picking = picking_obj.browse(cr, uid, picking_id, context=context)
3925             values = {
3926                 'picking_id': picking_id,
3927                 'product_qty': 0,
3928                 'location_id': picking.location_id.id,
3929                 'location_dest_id': picking.location_dest_id.id,
3930                 'qty_done': 1,
3931                 }
3932             for key in domain:
3933                 var_name, dummy, value = key
3934                 uom_id = False
3935                 if var_name == 'product_id':
3936                     uom_id = self.pool.get('product.product').browse(cr, uid, value, context=context).uom_id.id
3937                 update_dict = {var_name: value}
3938                 if uom_id:
3939                     update_dict['product_uom_id'] = uom_id
3940                 values.update(update_dict)
3941             operation_id = self.create(cr, uid, values, context=context)
3942         return operation_id
3943
3944
3945 class stock_move_operation_link(osv.osv):
3946     """
3947     Table making the link between stock.moves and stock.pack.operations to compute the remaining quantities on each of these objects
3948     """
3949     _name = "stock.move.operation.link"
3950     _description = "Link between stock moves and pack operations"
3951
3952     _columns = {
3953         'qty': fields.float('Quantity', help="Quantity of products to consider when talking about the contribution of this pack operation towards the remaining quantity of the move (and inverse). Given in the product main uom."),
3954         'operation_id': fields.many2one('stock.pack.operation', 'Operation', required=True, ondelete="cascade"),
3955         'move_id': fields.many2one('stock.move', 'Move', required=True, ondelete="cascade"),
3956         'reserved_quant_id': fields.many2one('stock.quant', 'Reserved Quant', help="Technical field containing the quant that created this link between an operation and a stock move. Used at the stock_move_obj.action_done() time to avoid seeking a matching quant again"),
3957     }
3958
3959     def get_specific_domain(self, cr, uid, record, context=None):
3960         '''Returns the specific domain to consider for quant selection in action_assign() or action_done() of stock.move,
3961         having the record given as parameter making the link between the stock move and a pack operation'''
3962
3963         op = record.operation_id
3964         domain = []
3965         if op.package_id and op.product_id:
3966             #if removing a product from a box, we restrict the choice of quants to this box
3967             domain.append(('package_id', '=', op.package_id.id))
3968         elif op.package_id:
3969             #if moving a box, we allow to take everything from inside boxes as well
3970             domain.append(('package_id', 'child_of', [op.package_id.id]))
3971         else:
3972             #if not given any information about package, we don't open boxes
3973             domain.append(('package_id', '=', False))
3974         #if lot info is given, we restrict choice to this lot otherwise we can take any
3975         if op.lot_id:
3976             domain.append(('lot_id', '=', op.lot_id.id))
3977         #if owner info is given, we restrict to this owner otherwise we restrict to no owner
3978         if op.owner_id:
3979             domain.append(('owner_id', '=', op.owner_id.id))
3980         else:
3981             domain.append(('owner_id', '=', False))
3982         return domain
3983
3984 class stock_warehouse_orderpoint(osv.osv):
3985     """
3986     Defines Minimum stock rules.
3987     """
3988     _name = "stock.warehouse.orderpoint"
3989     _description = "Minimum Inventory Rule"
3990
3991     def subtract_procurements(self, cr, uid, orderpoint, context=None):
3992         '''This function returns quantity of product that needs to be deducted from the orderpoint computed quantity because there's already a procurement created with aim to fulfill it.
3993         '''
3994         qty = 0
3995         uom_obj = self.pool.get("product.uom")
3996         for procurement in orderpoint.procurement_ids:
3997             if procurement.state in ('cancel', 'done'):
3998                 continue
3999             procurement_qty = uom_obj._compute_qty_obj(cr, uid, procurement.product_uom, procurement.product_qty, procurement.product_id.uom_id, context=context)
4000             for move in procurement.move_ids:
4001                 #need to add the moves in draft as they aren't in the virtual quantity + moves that have not been created yet
4002                 if move.state not in ('draft'):
4003                     #if move is already confirmed, assigned or done, the virtual stock is already taking this into account so it shouldn't be deducted
4004                     procurement_qty -= move.product_qty
4005             qty += procurement_qty
4006         return qty
4007
4008     def _check_product_uom(self, cr, uid, ids, context=None):
4009         '''
4010         Check if the UoM has the same category as the product standard UoM
4011         '''
4012         if not context:
4013             context = {}
4014
4015         for rule in self.browse(cr, uid, ids, context=context):
4016             if rule.product_id.uom_id.category_id.id != rule.product_uom.category_id.id:
4017                 return False
4018         return True
4019
4020     def action_view_proc_to_process(self, cr, uid, ids, context=None):
4021         act_obj = self.pool.get('ir.actions.act_window')
4022         mod_obj = self.pool.get('ir.model.data')
4023         proc_ids = self.pool.get('procurement.order').search(cr, uid, [('orderpoint_id', 'in', ids), ('state', 'not in', ('done', 'cancel'))], context=context)
4024         result = mod_obj.get_object_reference(cr, uid, 'procurement', 'do_view_procurements')
4025         if not result:
4026             return False
4027
4028         result = act_obj.read(cr, uid, [result[1]], context=context)[0]
4029         result['domain'] = "[('id', 'in', [" + ','.join(map(str, proc_ids)) + "])]"
4030         return result
4031
4032     _columns = {
4033         'name': fields.char('Name', required=True, copy=False),
4034         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the orderpoint without removing it."),
4035         'logic': fields.selection([('max', 'Order to Max'), ('price', 'Best price (not yet active!)')], 'Reordering Mode', required=True),
4036         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', required=True, ondelete="cascade"),
4037         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="cascade"),
4038         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete='cascade', domain=[('type', '=', 'product')]),
4039         'product_uom': fields.related('product_id', 'uom_id', type='many2one', relation='product.uom', string='Product Unit of Measure', readonly=True, required=True),
4040         'product_min_qty': fields.float('Minimum Quantity', required=True,
4041             digits_compute=dp.get_precision('Product Unit of Measure'),
4042             help="When the virtual stock goes below the Min Quantity specified for this field, Odoo generates "\
4043             "a procurement to bring the forecasted quantity to the Max Quantity."),
4044         'product_max_qty': fields.float('Maximum Quantity', required=True,
4045             digits_compute=dp.get_precision('Product Unit of Measure'),
4046             help="When the virtual stock goes below the Min Quantity, Odoo generates "\
4047             "a procurement to bring the forecasted quantity to the Quantity specified as Max Quantity."),
4048         'qty_multiple': fields.float('Qty Multiple', required=True,
4049             digits_compute=dp.get_precision('Product Unit of Measure'),
4050             help="The procurement quantity will be rounded up to this multiple.  If it is 0, the exact quantity will be used.  "),
4051         'procurement_ids': fields.one2many('procurement.order', 'orderpoint_id', 'Created Procurements'),
4052         'group_id': fields.many2one('procurement.group', 'Procurement Group', help="Moves created through this orderpoint will be put in this procurement group. If none is given, the moves generated by procurement rules will be grouped into one big picking.", copy=False),
4053         'company_id': fields.many2one('res.company', 'Company', required=True),
4054     }
4055     _defaults = {
4056         'active': lambda *a: 1,
4057         'logic': lambda *a: 'max',
4058         'qty_multiple': lambda *a: 1,
4059         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').get(cr, uid, 'stock.orderpoint') or '',
4060         'product_uom': lambda self, cr, uid, context: context.get('product_uom', False),
4061         'company_id': lambda self, cr, uid, context: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.warehouse.orderpoint', context=context)
4062     }
4063     _sql_constraints = [
4064         ('qty_multiple_check', 'CHECK( qty_multiple >= 0 )', 'Qty Multiple must be greater than or equal to zero.'),
4065     ]
4066     _constraints = [
4067         (_check_product_uom, 'You have to select a product unit of measure in the same category than the default unit of measure of the product', ['product_id', 'product_uom']),
4068     ]
4069
4070     def default_get(self, cr, uid, fields, context=None):
4071         warehouse_obj = self.pool.get('stock.warehouse')
4072         res = super(stock_warehouse_orderpoint, self).default_get(cr, uid, fields, context)
4073         # default 'warehouse_id' and 'location_id'
4074         if 'warehouse_id' not in res:
4075             warehouse_ids = res.get('company_id') and warehouse_obj.search(cr, uid, [('company_id', '=', res['company_id'])], limit=1, context=context) or []
4076             res['warehouse_id'] = warehouse_ids and warehouse_ids[0] or False
4077         if 'location_id' not in res:
4078             res['location_id'] = res.get('warehouse_id') and warehouse_obj.browse(cr, uid, res['warehouse_id'], context).lot_stock_id.id or False
4079         return res
4080
4081     def onchange_warehouse_id(self, cr, uid, ids, warehouse_id, context=None):
4082         """ Finds location id for changed warehouse.
4083         @param warehouse_id: Changed id of warehouse.
4084         @return: Dictionary of values.
4085         """
4086         if warehouse_id:
4087             w = self.pool.get('stock.warehouse').browse(cr, uid, warehouse_id, context=context)
4088             v = {'location_id': w.lot_stock_id.id}
4089             return {'value': v}
4090         return {}
4091
4092     def onchange_product_id(self, cr, uid, ids, product_id, context=None):
4093         """ Finds UoM for changed product.
4094         @param product_id: Changed id of product.
4095         @return: Dictionary of values.
4096         """
4097         if product_id:
4098             prod = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
4099             d = {'product_uom': [('category_id', '=', prod.uom_id.category_id.id)]}
4100             v = {'product_uom': prod.uom_id.id}
4101             return {'value': v, 'domain': d}
4102         return {'domain': {'product_uom': []}}
4103
4104 class stock_picking_type(osv.osv):
4105     _name = "stock.picking.type"
4106     _description = "The picking type determines the picking view"
4107     _order = 'sequence'
4108
4109     def open_barcode_interface(self, cr, uid, ids, context=None):
4110         final_url = "/barcode/web/#action=stock.ui&picking_type_id=" + str(ids[0]) if len(ids) else '0'
4111         return {'type': 'ir.actions.act_url', 'url': final_url, 'target': 'self'}
4112
4113     def _get_tristate_values(self, cr, uid, ids, field_name, arg, context=None):
4114         picking_obj = self.pool.get('stock.picking')
4115         res = {}
4116         for picking_type_id in ids:
4117             #get last 10 pickings of this type
4118             picking_ids = picking_obj.search(cr, uid, [('picking_type_id', '=', picking_type_id), ('state', '=', 'done')], order='date_done desc', limit=10, context=context)
4119             tristates = []
4120             for picking in picking_obj.browse(cr, uid, picking_ids, context=context):
4121                 if picking.date_done > picking.date:
4122                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Late'), 'value': -1})
4123                 elif picking.backorder_id:
4124                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Backorder exists'), 'value': 0})
4125                 else:
4126                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('OK'), 'value': 1})
4127             res[picking_type_id] = json.dumps(tristates)
4128         return res
4129
4130     def _get_picking_count(self, cr, uid, ids, field_names, arg, context=None):
4131         obj = self.pool.get('stock.picking')
4132         domains = {
4133             'count_picking_draft': [('state', '=', 'draft')],
4134             'count_picking_waiting': [('state', '=', 'confirmed')],
4135             'count_picking_ready': [('state', 'in', ('assigned', 'partially_available'))],
4136             'count_picking': [('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4137             'count_picking_late': [('min_date', '<', time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)), ('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4138             'count_picking_backorders': [('backorder_id', '!=', False), ('state', 'in', ('confirmed', 'assigned', 'waiting', 'partially_available'))],
4139         }
4140         result = {}
4141         for field in domains:
4142             data = obj.read_group(cr, uid, domains[field] +
4143                 [('state', 'not in', ('done', 'cancel')), ('picking_type_id', 'in', ids)],
4144                 ['picking_type_id'], ['picking_type_id'], context=context)
4145             count = dict(map(lambda x: (x['picking_type_id'] and x['picking_type_id'][0], x['picking_type_id_count']), data))
4146             for tid in ids:
4147                 result.setdefault(tid, {})[field] = count.get(tid, 0)
4148         for tid in ids:
4149             if result[tid]['count_picking']:
4150                 result[tid]['rate_picking_late'] = result[tid]['count_picking_late'] * 100 / result[tid]['count_picking']
4151                 result[tid]['rate_picking_backorders'] = result[tid]['count_picking_backorders'] * 100 / result[tid]['count_picking']
4152             else:
4153                 result[tid]['rate_picking_late'] = 0
4154                 result[tid]['rate_picking_backorders'] = 0
4155         return result
4156
4157     def onchange_picking_code(self, cr, uid, ids, picking_code=False):
4158         if not picking_code:
4159             return False
4160
4161         obj_data = self.pool.get('ir.model.data')
4162         stock_loc = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_stock')
4163
4164         result = {
4165             'default_location_src_id': stock_loc,
4166             'default_location_dest_id': stock_loc,
4167         }
4168         if picking_code == 'incoming':
4169             result['default_location_src_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_suppliers')
4170         elif picking_code == 'outgoing':
4171             result['default_location_dest_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_customers')
4172         return {'value': result}
4173
4174     def _get_name(self, cr, uid, ids, field_names, arg, context=None):
4175         return dict(self.name_get(cr, uid, ids, context=context))
4176
4177     def name_get(self, cr, uid, ids, context=None):
4178         """Overides orm name_get method to display 'Warehouse_name: PickingType_name' """
4179         if context is None:
4180             context = {}
4181         if not isinstance(ids, list):
4182             ids = [ids]
4183         res = []
4184         if not ids:
4185             return res
4186         for record in self.browse(cr, uid, ids, context=context):
4187             name = record.name
4188             if record.warehouse_id:
4189                 name = record.warehouse_id.name + ': ' +name
4190             if context.get('special_shortened_wh_name'):
4191                 if record.warehouse_id:
4192                     name = record.warehouse_id.name
4193                 else:
4194                     name = _('Customer') + ' (' + record.name + ')'
4195             res.append((record.id, name))
4196         return res
4197
4198     def _default_warehouse(self, cr, uid, context=None):
4199         user = self.pool.get('res.users').browse(cr, uid, uid, context)
4200         res = self.pool.get('stock.warehouse').search(cr, uid, [('company_id', '=', user.company_id.id)], limit=1, context=context)
4201         return res and res[0] or False
4202
4203     _columns = {
4204         'name': fields.char('Picking Type Name', translate=True, required=True),
4205         'complete_name': fields.function(_get_name, type='char', string='Name'),
4206         'color': fields.integer('Color'),
4207         'sequence': fields.integer('Sequence', help="Used to order the 'All Operations' kanban view"),
4208         'sequence_id': fields.many2one('ir.sequence', 'Reference Sequence', required=True),
4209         'default_location_src_id': fields.many2one('stock.location', 'Default Source Location'),
4210         'default_location_dest_id': fields.many2one('stock.location', 'Default Destination Location'),
4211         'code': fields.selection([('incoming', 'Suppliers'), ('outgoing', 'Customers'), ('internal', 'Internal')], 'Type of Operation', required=True),
4212         'return_picking_type_id': fields.many2one('stock.picking.type', 'Picking Type for Returns'),
4213         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', ondelete='cascade'),
4214         'active': fields.boolean('Active'),
4215
4216         # Statistics for the kanban view
4217         'last_done_picking': fields.function(_get_tristate_values,
4218             type='char',
4219             string='Last 10 Done Pickings'),
4220
4221         'count_picking_draft': fields.function(_get_picking_count,
4222             type='integer', multi='_get_picking_count'),
4223         'count_picking_ready': fields.function(_get_picking_count,
4224             type='integer', multi='_get_picking_count'),
4225         'count_picking': fields.function(_get_picking_count,
4226             type='integer', multi='_get_picking_count'),
4227         'count_picking_waiting': fields.function(_get_picking_count,
4228             type='integer', multi='_get_picking_count'),
4229         'count_picking_late': fields.function(_get_picking_count,
4230             type='integer', multi='_get_picking_count'),
4231         'count_picking_backorders': fields.function(_get_picking_count,
4232             type='integer', multi='_get_picking_count'),
4233
4234         'rate_picking_late': fields.function(_get_picking_count,
4235             type='integer', multi='_get_picking_count'),
4236         'rate_picking_backorders': fields.function(_get_picking_count,
4237             type='integer', multi='_get_picking_count'),
4238
4239     }
4240     _defaults = {
4241         'warehouse_id': _default_warehouse,
4242         'active': True,
4243     }
4244
4245 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: