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.float_utils import float_compare, float_round
  29 from openerp.tools.translate import _
  30 from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT, DEFAULT_SERVER_DATE_FORMAT
  31 from openerp import SUPERUSER_ID, api
  32 import openerp.addons.decimal_precision as dp
  33 from openerp.addons.procurement import procurement
  34 import logging
  35
  36
  37 _logger = logging.getLogger(__name__)
  38 #----------------------------------------------------------
  39 # Incoterms
  40 #----------------------------------------------------------
  41 class stock_incoterms(osv.osv):
  42     _name = "stock.incoterms"
  43     _description = "Incoterms"
  44     _columns = {
  45         '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."),
  46         'code': fields.char('Code', size=3, required=True, help="Incoterm Standard Code"),
  47         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM you will not use."),
  48     }
  49     _defaults = {
  50         'active': True,
  51     }
  52
  53 #----------------------------------------------------------
  54 # Stock Location
  55 #----------------------------------------------------------
  56
  57 class stock_location(osv.osv):
  58     _name = "stock.location"
  59     _description = "Inventory Locations"
  60     _parent_name = "location_id"
  61     _parent_store = True
  62     _parent_order = 'name'
  63     _order = 'parent_left'
  64     _rec_name = 'complete_name'
  65
  66     def _location_owner(self, cr, uid, location, context=None):
  67         ''' Return the company owning the location if any '''
  68         return location and (location.usage == 'internal') and location.company_id or False
  69
  70     def _complete_name(self, cr, uid, ids, name, args, context=None):
  71         """ Forms complete name of location from parent location to child location.
  72         @return: Dictionary of values
  73         """
  74         res = {}
  75         for m in self.browse(cr, uid, ids, context=context):
  76             res[m.id] = m.name
  77             parent = m.location_id
  78             while parent:
  79                 res[m.id] = parent.name + ' / ' + res[m.id]
  80                 parent = parent.location_id
  81         return res
  82
  83     def _get_sublocations(self, cr, uid, ids, context=None):
  84         """ return all sublocations of the given stock locations (included) """
  85         if context is None:
  86             context = {}
  87         context_with_inactive = context.copy()
  88         context_with_inactive['active_test'] = False
  89         return self.search(cr, uid, [('id', 'child_of', ids)], context=context_with_inactive)
  90
  91     def _name_get(self, cr, uid, location, context=None):
  92         name = location.name
  93         while location.location_id and location.usage != 'view':
  94             location = location.location_id
  95             name = location.name + '/' + name
  96         return name
  97
  98     def name_get(self, cr, uid, ids, context=None):
  99         res = []
 100         for location in self.browse(cr, uid, ids, context=context):
 101             res.append((location.id, self._name_get(cr, uid, location, context=context)))
 102         return res
 103
 104     _columns = {
 105         'name': fields.char('Location Name', required=True, translate=True),
 106         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 107         'usage': fields.selection([
 108                         ('supplier', 'Supplier Location'),
 109                         ('view', 'View'),
 110                         ('internal', 'Internal Location'),
 111                         ('customer', 'Customer Location'),
 112                         ('inventory', 'Inventory'),
 113                         ('procurement', 'Procurement'),
 114                         ('production', 'Production'),
 115                         ('transit', 'Transit Location')],
 116                 'Location Type', required=True,
 117                 help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 118                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 119                        \n* Internal Location: Physical locations inside your own warehouses,
 120                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 121                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 122                        \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.
 123                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 124                        \n* Transit Location: Counterpart location that should be used in inter-companies or inter-warehouses operations
 125                       """, select=True),
 126         'complete_name': fields.function(_complete_name, type='char', string="Full Location Name",
 127                             store={'stock.location': (_get_sublocations, ['name', 'location_id', 'active'], 10)}),
 128         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 129         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 130
 131         'partner_id': fields.many2one('res.partner', 'Owner', help="Owner of the location if not internal"),
 132
 133         'comment': fields.text('Additional Information'),
 134         'posx': fields.integer('Corridor (X)', help="Optional localization details, for information purpose only"),
 135         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 136         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 137
 138         'parent_left': fields.integer('Left Parent', select=1),
 139         'parent_right': fields.integer('Right Parent', select=1),
 140
 141         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between companies'),
 142         'scrap_location': fields.boolean('Is a Scrap Location?', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 143         '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."),
 144         '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."),
 145         'loc_barcode': fields.char('Location Barcode'),
 146     }
 147     _defaults = {
 148         'active': True,
 149         'usage': 'internal',
 150         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 151         'posx': 0,
 152         'posy': 0,
 153         'posz': 0,
 154         'scrap_location': False,
 155     }
 156     _sql_constraints = [('loc_barcode_company_uniq', 'unique (loc_barcode,company_id)', 'The barcode for a location must be unique per company !')]
 157
 158     def create(self, cr, uid, default, context=None):
 159         if not default.get('loc_barcode', False):
 160             default.update({'loc_barcode': default.get('complete_name', False)})
 161         return super(stock_location, self).create(cr, uid, default, context=context)
 162
 163     def get_putaway_strategy(self, cr, uid, location, product, context=None):
 164         ''' Returns the location where the product has to be put, if any compliant putaway strategy is found. Otherwise returns None.'''
 165         putaway_obj = self.pool.get('product.putaway')
 166         loc = location
 167         while loc:
 168             if loc.putaway_strategy_id:
 169                 res = putaway_obj.putaway_apply(cr, uid, loc.putaway_strategy_id, product, context=context)
 170                 if res:
 171                     return res
 172             loc = loc.location_id
 173
 174     def _default_removal_strategy(self, cr, uid, context=None):
 175         return 'fifo'
 176
 177     def get_removal_strategy(self, cr, uid, location, product, context=None):
 178         ''' Returns the removal strategy to consider for the given product and location.
 179             :param location: browse record (stock.location)
 180             :param product: browse record (product.product)
 181             :rtype: char
 182         '''
 183         if product.categ_id.removal_strategy_id:
 184             return product.categ_id.removal_strategy_id.method
 185         loc = location
 186         while loc:
 187             if loc.removal_strategy_id:
 188                 return loc.removal_strategy_id.method
 189             loc = loc.location_id
 190         return self._default_removal_strategy(cr, uid, context=context)
 191
 192
 193     def get_warehouse(self, cr, uid, location, context=None):
 194         """
 195             Returns warehouse id of warehouse that contains location
 196             :param location: browse record (stock.location)
 197         """
 198         wh_obj = self.pool.get("stock.warehouse")
 199         whs = wh_obj.search(cr, uid, [('view_location_id.parent_left', '<=', location.parent_left),
 200                                 ('view_location_id.parent_right', '>=', location.parent_left)], context=context)
 201         return whs and whs[0] or False
 202
 203 #----------------------------------------------------------
 204 # Routes
 205 #----------------------------------------------------------
 206
 207 class stock_location_route(osv.osv):
 208     _name = 'stock.location.route'
 209     _description = "Inventory Routes"
 210     _order = 'sequence'
 211
 212     _columns = {
 213         'name': fields.char('Route Name', required=True),
 214         'sequence': fields.integer('Sequence'),
 215         'pull_ids': fields.one2many('procurement.rule', 'route_id', 'Pull Rules', copy=True),
 216         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the route without removing it."),
 217         'push_ids': fields.one2many('stock.location.path', 'route_id', 'Push Rules', copy=True),
 218         'product_selectable': fields.boolean('Applicable on Product'),
 219         'product_categ_selectable': fields.boolean('Applicable on Product Category'),
 220         'warehouse_selectable': fields.boolean('Applicable on Warehouse'),
 221         'supplied_wh_id': fields.many2one('stock.warehouse', 'Supplied Warehouse'),
 222         'supplier_wh_id': fields.many2one('stock.warehouse', 'Supplier Warehouse'),
 223         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this route is shared between all companies'),
 224     }
 225
 226     _defaults = {
 227         'sequence': lambda self, cr, uid, ctx: 0,
 228         'active': True,
 229         'product_selectable': True,
 230         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location.route', context=c),
 231     }
 232
 233     def write(self, cr, uid, ids, vals, context=None):
 234         '''when a route is deactivated, deactivate also its pull and push rules'''
 235         if isinstance(ids, (int, long)):
 236             ids = [ids]
 237         res = super(stock_location_route, self).write(cr, uid, ids, vals, context=context)
 238         if 'active' in vals:
 239             push_ids = []
 240             pull_ids = []
 241             for route in self.browse(cr, uid, ids, context=context):
 242                 if route.push_ids:
 243                     push_ids += [r.id for r in route.push_ids if r.active != vals['active']]
 244                 if route.pull_ids:
 245                     pull_ids += [r.id for r in route.pull_ids if r.active != vals['active']]
 246             if push_ids:
 247                 self.pool.get('stock.location.path').write(cr, uid, push_ids, {'active': vals['active']}, context=context)
 248             if pull_ids:
 249                 self.pool.get('procurement.rule').write(cr, uid, pull_ids, {'active': vals['active']}, context=context)
 250         return res
 251
 252 #----------------------------------------------------------
 253 # Quants
 254 #----------------------------------------------------------
 255
 256 class stock_quant(osv.osv):
 257     """
 258     Quants are the smallest unit of stock physical instances
 259     """
 260     _name = "stock.quant"
 261     _description = "Quants"
 262
 263     def _get_quant_name(self, cr, uid, ids, name, args, context=None):
 264         """ Forms complete name of location from parent location to child location.
 265         @return: Dictionary of values
 266         """
 267         res = {}
 268         for q in self.browse(cr, uid, ids, context=context):
 269
 270             res[q.id] = q.product_id.code or ''
 271             if q.lot_id:
 272                 res[q.id] = q.lot_id.name
 273             res[q.id] += ': ' + str(q.qty) + q.product_id.uom_id.name
 274         return res
 275
 276     def _calc_inventory_value(self, cr, uid, ids, name, attr, context=None):
 277         context = dict(context or {})
 278         res = {}
 279         uid_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
 280         for quant in self.browse(cr, uid, ids, context=context):
 281             context.pop('force_company', None)
 282             if quant.company_id.id != uid_company_id:
 283                 #if the company of the quant is different than the current user company, force the company in the context
 284                 #then re-do a browse to read the property fields for the good company.
 285                 context['force_company'] = quant.company_id.id
 286                 quant = self.browse(cr, uid, quant.id, context=context)
 287             res[quant.id] = self._get_inventory_value(cr, uid, quant, context=context)
 288         return res
 289
 290     def _get_inventory_value(self, cr, uid, quant, context=None):
 291         return quant.product_id.standard_price * quant.qty
 292
 293     _columns = {
 294         'name': fields.function(_get_quant_name, type='char', string='Identifier'),
 295         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete="restrict", readonly=True, select=True),
 296         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="restrict", readonly=True, select=True),
 297         '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),
 298         'package_id': fields.many2one('stock.quant.package', string='Package', help="The package containing this quant", readonly=True, select=True),
 299         'packaging_type_id': fields.related('package_id', 'packaging_id', type='many2one', relation='product.packaging', string='Type of packaging', readonly=True, store=True),
 300         'reservation_id': fields.many2one('stock.move', 'Reserved for Move', help="The move the quant is reserved for", readonly=True, select=True),
 301         'lot_id': fields.many2one('stock.production.lot', 'Lot', readonly=True, select=True),
 302         'cost': fields.float('Unit Cost'),
 303         'owner_id': fields.many2one('res.partner', 'Owner', help="This is the owner of the quant", readonly=True, select=True),
 304
 305         'create_date': fields.datetime('Creation Date', readonly=True),
 306         'in_date': fields.datetime('Incoming Date', readonly=True, select=True),
 307
 308         'history_ids': fields.many2many('stock.move', 'stock_quant_move_rel', 'quant_id', 'move_id', 'Moves', help='Moves that operate(d) on this quant'),
 309         'company_id': fields.many2one('res.company', 'Company', help="The company to which the quants belong", required=True, readonly=True, select=True),
 310         'inventory_value': fields.function(_calc_inventory_value, string="Inventory Value", type='float', readonly=True),
 311
 312         # Used for negative quants to reconcile after compensated by a new positive one
 313         'propagated_from_id': fields.many2one('stock.quant', 'Linked Quant', help='The negative quant this is coming from', readonly=True, select=True),
 314         '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),
 315         'negative_dest_location_id': fields.related('negative_move_id', 'location_dest_id', type='many2one', relation='stock.location', string="Negative Destination Location", readonly=True,
 316                                                     help="Technical field used to record the destination location of a move that created a negative quant"),
 317     }
 318
 319     _defaults = {
 320         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.quant', context=c),
 321     }
 322
 323     def read_group(self, cr, uid, domain, fields, groupby, offset=0, limit=None, context=None, orderby=False, lazy=True):
 324         ''' Overwrite the read_group in order to sum the function field 'inventory_value' in group by'''
 325         res = super(stock_quant, self).read_group(cr, uid, domain, fields, groupby, offset=offset, limit=limit, context=context, orderby=orderby, lazy=lazy)
 326         if 'inventory_value' in fields:
 327             for line in res:
 328                 if '__domain' in line:
 329                     lines = self.search(cr, uid, line['__domain'], context=context)
 330                     inv_value = 0.0
 331                     for line2 in self.browse(cr, uid, lines, context=context):
 332                         inv_value += line2.inventory_value
 333                     line['inventory_value'] = inv_value
 334         return res
 335
 336     def action_view_quant_history(self, cr, uid, ids, context=None):
 337         '''
 338         This function returns an action that display the history of the quant, which
 339         mean all the stock moves that lead to this quant creation with this quant quantity.
 340         '''
 341         mod_obj = self.pool.get('ir.model.data')
 342         act_obj = self.pool.get('ir.actions.act_window')
 343
 344         result = mod_obj.get_object_reference(cr, uid, 'stock', 'action_move_form2')
 345         id = result and result[1] or False
 346         result = act_obj.read(cr, uid, [id], context={})[0]
 347
 348         move_ids = []
 349         for quant in self.browse(cr, uid, ids, context=context):
 350             move_ids += [move.id for move in quant.history_ids]
 351
 352         result['domain'] = "[('id','in',[" + ','.join(map(str, move_ids)) + "])]"
 353         return result
 354
 355     def quants_reserve(self, cr, uid, quants, move, link=False, context=None):
 356         '''This function reserves quants for the given move (and optionally given link). If the total of quantity reserved is enough, the move's state
 357         is also set to 'assigned'
 358
 359         :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
 360         :param move: browse record
 361         :param link: browse record (stock.move.operation.link)
 362         '''
 363         toreserve = []
 364         reserved_availability = move.reserved_availability
 365         #split quants if needed
 366         for quant, qty in quants:
 367             if qty <= 0.0 or (quant and quant.qty <= 0.0):
 368                 raise osv.except_osv(_('Error!'), _('You can not reserve a negative quantity or a negative quant.'))
 369             if not quant:
 370                 continue
 371             self._quant_split(cr, uid, quant, qty, context=context)
 372             toreserve.append(quant.id)
 373             reserved_availability += quant.qty
 374         #reserve quants
 375         if toreserve:
 376             self.write(cr, SUPERUSER_ID, toreserve, {'reservation_id': move.id}, context=context)
 377             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 378             if move.picking_id:
 379                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 380         #check if move'state needs to be set as 'assigned'
 381         rounding = move.product_id.uom_id.rounding
 382         if float_compare(reserved_availability, move.product_qty, precision_rounding=rounding) == 0 and move.state in ('confirmed', 'waiting')  :
 383             self.pool.get('stock.move').write(cr, uid, [move.id], {'state': 'assigned'}, context=context)
 384         elif float_compare(reserved_availability, 0, precision_rounding=rounding) > 0 and not move.partially_available:
 385             self.pool.get('stock.move').write(cr, uid, [move.id], {'partially_available': True}, context=context)
 386
 387     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):
 388         """Moves all given stock.quant in the given destination location.  Unreserve from current move.
 389         :param quants: list of tuple(browse record(stock.quant) or None, quantity to move)
 390         :param move: browse record (stock.move)
 391         :param location_to: browse record (stock.location) depicting where the quants have to be moved
 392         :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
 393         :param lot_id: ID of the lot that must be set on the quants to move
 394         :param owner_id: ID of the partner that must own the quants to move
 395         :param src_package_id: ID of the package that contains the quants to move
 396         :param dest_package_id: ID of the package that must be set on the moved quant
 397         """
 398         quants_reconcile = []
 399         to_move_quants = []
 400         self._check_location(cr, uid, location_to, context=context)
 401         for quant, qty in quants:
 402             if not quant:
 403                 #If quant is None, we will create a quant to move (and potentially a negative counterpart too)
 404                 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)
 405             else:
 406                 self._quant_split(cr, uid, quant, qty, context=context)
 407                 to_move_quants.append(quant)
 408             quants_reconcile.append(quant)
 409         if to_move_quants:
 410             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]
 411             self.move_quants_write(cr, uid, to_move_quants, move, location_to, dest_package_id, context=context)
 412             self.pool.get('stock.move').recalculate_move_state(cr, uid, to_recompute_move_ids, context=context)
 413         if location_to.usage == 'internal':
 414             if self.search(cr, uid, [('product_id', '=', move.product_id.id), ('qty','<', 0)], limit=1, context=context):
 415                 for quant in quants_reconcile:
 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             res_qty_cmp = float_compare(res_qty, 0, precision_rounding=product.uom_id.rounding)
 442             if res_qty_cmp > 0:
 443                 #try to replace the last tuple (None, res_qty) with something that wasn't chosen at first because of the prefered order
 444                 quants.pop()
 445                 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)
 446                 for quant in tmp_quants:
 447                     if quant[0]:
 448                         res_qty -= quant[1]
 449                 quants += tmp_quants
 450         return quants
 451
 452     def quants_get(self, cr, uid, location, product, qty, domain=None, restrict_lot_id=False, restrict_partner_id=False, context=None):
 453         """
 454         Use the removal strategies of product to search for the correct quants
 455         If you inherit, put the super at the end of your method.
 456
 457         :location: browse record of the parent location where the quants have to be found
 458         :product: browse record of the product to find
 459         :qty in UoM of product
 460         """
 461         result = []
 462         domain = domain or [('qty', '>', 0.0)]
 463         if restrict_partner_id:
 464             domain += [('owner_id', '=', restrict_partner_id)]
 465         if restrict_lot_id:
 466             domain += [('lot_id', '=', restrict_lot_id)]
 467         if location:
 468             removal_strategy = self.pool.get('stock.location').get_removal_strategy(cr, uid, location, product, context=context)
 469             result += self.apply_removal_strategy(cr, uid, location, product, qty, domain, removal_strategy, context=context)
 470         return result
 471
 472     def apply_removal_strategy(self, cr, uid, location, product, quantity, domain, removal_strategy, context=None):
 473         if removal_strategy == 'fifo':
 474             order = 'in_date, id'
 475             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 476         elif removal_strategy == 'lifo':
 477             order = 'in_date desc, id desc'
 478             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 479         raise osv.except_osv(_('Error!'), _('Removal strategy %s not implemented.' % (removal_strategy,)))
 480
 481     def _quant_create(self, cr, uid, qty, move, lot_id=False, owner_id=False, src_package_id=False, dest_package_id=False,
 482                       force_location_from=False, force_location_to=False, context=None):
 483         '''Create a quant in the destination location and create a negative quant in the source location if it's an internal location.
 484         '''
 485         if context is None:
 486             context = {}
 487         price_unit = self.pool.get('stock.move').get_price_unit(cr, uid, move, context=context)
 488         location = force_location_to or move.location_dest_id
 489         rounding = move.product_id.uom_id.rounding
 490         vals = {
 491             'product_id': move.product_id.id,
 492             'location_id': location.id,
 493             'qty': float_round(qty, precision_rounding=rounding),
 494             'cost': price_unit,
 495             'history_ids': [(4, move.id)],
 496             'in_date': datetime.now().strftime(DEFAULT_SERVER_DATETIME_FORMAT),
 497             'company_id': move.company_id.id,
 498             'lot_id': lot_id,
 499             'owner_id': owner_id,
 500             'package_id': dest_package_id,
 501         }
 502
 503         if move.location_id.usage == 'internal':
 504             #if we were trying to move something from an internal location and reach here (quant creation),
 505             #it means that a negative quant has to be created as well.
 506             negative_vals = vals.copy()
 507             negative_vals['location_id'] = force_location_from and force_location_from.id or move.location_id.id
 508             negative_vals['qty'] = float_round(-qty, precision_rounding=rounding)
 509             negative_vals['cost'] = price_unit
 510             negative_vals['negative_move_id'] = move.id
 511             negative_vals['package_id'] = src_package_id
 512             negative_quant_id = self.create(cr, SUPERUSER_ID, negative_vals, context=context)
 513             vals.update({'propagated_from_id': negative_quant_id})
 514
 515         #create the quant as superuser, because we want to restrict the creation of quant manually: we should always use this method to create quants
 516         quant_id = self.create(cr, SUPERUSER_ID, vals, context=context)
 517         return self.browse(cr, uid, quant_id, context=context)
 518
 519     def _quant_split(self, cr, uid, quant, qty, context=None):
 520         context = context or {}
 521         rounding = quant.product_id.uom_id.rounding
 522         if float_compare(abs(quant.qty), abs(qty), precision_rounding=rounding) <= 0: # if quant <= qty in abs, take it entirely
 523             return False
 524         qty_round = float_round(qty, precision_rounding=rounding)
 525         new_qty_round = float_round(quant.qty - qty, precision_rounding=rounding)
 526         new_quant = self.copy(cr, SUPERUSER_ID, quant.id, default={'qty': new_qty_round, 'history_ids': [(4, x.id) for x in quant.history_ids]}, context=context)
 527         self.write(cr, SUPERUSER_ID, quant.id, {'qty': qty_round}, context=context)
 528         return self.browse(cr, uid, new_quant, context=context)
 529
 530     def _get_latest_move(self, cr, uid, quant, context=None):
 531         move = False
 532         for m in quant.history_ids:
 533             if not move or m.date > move.date:
 534                 move = m
 535         return move
 536
 537     @api.cr_uid_ids_context
 538     def _quants_merge(self, cr, uid, solved_quant_ids, solving_quant, context=None):
 539         path = []
 540         for move in solving_quant.history_ids:
 541             path.append((4, move.id))
 542         self.write(cr, SUPERUSER_ID, solved_quant_ids, {'history_ids': path}, context=context)
 543
 544     def _quant_reconcile_negative(self, cr, uid, quant, move, context=None):
 545         """
 546             When new quant arrive in a location, try to reconcile it with
 547             negative quants. If it's possible, apply the cost of the new
 548             quant to the conter-part of the negative quant.
 549         """
 550         solving_quant = quant
 551         dom = [('qty', '<', 0)]
 552         if quant.lot_id:
 553             dom += [('lot_id', '=', quant.lot_id.id)]
 554         dom += [('owner_id', '=', quant.owner_id.id)]
 555         dom += [('package_id', '=', quant.package_id.id)]
 556         dom += [('id', '!=', quant.propagated_from_id.id)]
 557         quants = self.quants_get(cr, uid, quant.location_id, quant.product_id, quant.qty, dom, context=context)
 558         product_uom_rounding = quant.product_id.uom_id.rounding
 559         for quant_neg, qty in quants:
 560             if not quant_neg or not solving_quant:
 561                 continue
 562             to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id)], context=context)
 563             if not to_solve_quant_ids:
 564                 continue
 565             solving_qty = qty
 566             solved_quant_ids = []
 567             for to_solve_quant in self.browse(cr, uid, to_solve_quant_ids, context=context):
 568                 if float_compare(solving_qty, 0, precision_rounding=product_uom_rounding) <= 0:
 569                     continue
 570                 solved_quant_ids.append(to_solve_quant.id)
 571                 self._quant_split(cr, uid, to_solve_quant, min(solving_qty, to_solve_quant.qty), context=context)
 572                 solving_qty -= min(solving_qty, to_solve_quant.qty)
 573             remaining_solving_quant = self._quant_split(cr, uid, solving_quant, qty, context=context)
 574             remaining_neg_quant = self._quant_split(cr, uid, quant_neg, -qty, context=context)
 575             #if the reconciliation was not complete, we need to link together the remaining parts
 576             if remaining_neg_quant:
 577                 remaining_to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id), ('id', 'not in', solved_quant_ids)], context=context)
 578                 if remaining_to_solve_quant_ids:
 579                     self.write(cr, SUPERUSER_ID, remaining_to_solve_quant_ids, {'propagated_from_id': remaining_neg_quant.id}, context=context)
 580             if solving_quant.propagated_from_id and solved_quant_ids:
 581                 self.write(cr, uid, solved_quant_ids, {'propagated_from_id': solving_quant.propagated_from_id.id}, context=context)
 582             #delete the reconciled quants, as it is replaced by the solved quants
 583             self.unlink(cr, SUPERUSER_ID, [quant_neg.id], context=context)
 584             if solved_quant_ids:
 585                 #price update + accounting entries adjustments
 586                 self._price_update(cr, uid, solved_quant_ids, solving_quant.cost, context=context)
 587                 #merge history (and cost?)
 588                 self._quants_merge(cr, uid, solved_quant_ids, solving_quant, context=context)
 589             self.unlink(cr, SUPERUSER_ID, [solving_quant.id], context=context)
 590             solving_quant = remaining_solving_quant
 591
 592     def _price_update(self, cr, uid, ids, newprice, context=None):
 593         self.write(cr, SUPERUSER_ID, ids, {'cost': newprice}, context=context)
 594
 595     def quants_unreserve(self, cr, uid, move, context=None):
 596         related_quants = [x.id for x in move.reserved_quant_ids]
 597         if related_quants:
 598             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 599             if move.picking_id:
 600                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 601             if move.partially_available:
 602                 self.pool.get("stock.move").write(cr, uid, [move.id], {'partially_available': False}, context=context)
 603             self.write(cr, SUPERUSER_ID, related_quants, {'reservation_id': False}, context=context)
 604
 605     def _quants_get_order(self, cr, uid, location, product, quantity, domain=[], orderby='in_date', context=None):
 606         ''' Implementation of removal strategies
 607             If it can not reserve, it will return a tuple (None, qty)
 608         '''
 609         if context is None:
 610             context = {}
 611         domain += location and [('location_id', 'child_of', location.id)] or []
 612         domain += [('product_id', '=', product.id)]
 613         if context.get('force_company'):
 614             domain += [('company_id', '=', context.get('force_company'))]
 615         else:
 616             domain += [('company_id', '=', self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id)]
 617         res = []
 618         offset = 0
 619         while float_compare(quantity, 0, precision_rounding=product.uom_id.rounding) > 0:
 620             quants = self.search(cr, uid, domain, order=orderby, limit=10, offset=offset, context=context)
 621             if not quants:
 622                 res.append((None, quantity))
 623                 break
 624             for quant in self.browse(cr, uid, quants, context=context):
 625                 rounding = product.uom_id.rounding
 626                 if float_compare(quantity, abs(quant.qty), precision_rounding=rounding) >= 0:
 627                     res += [(quant, abs(quant.qty))]
 628                     quantity -= abs(quant.qty)
 629                 elif float_compare(quantity, 0.0, precision_rounding=rounding) != 0:
 630                     res += [(quant, quantity)]
 631                     quantity = 0
 632                     break
 633             offset += 10
 634         return res
 635
 636     def _check_location(self, cr, uid, location, context=None):
 637         if location.usage == 'view':
 638             raise osv.except_osv(_('Error'), _('You cannot move to a location of type view %s.') % (location.name))
 639         return True
 640
 641 #----------------------------------------------------------
 642 # Stock Picking
 643 #----------------------------------------------------------
 644
 645 class stock_picking(osv.osv):
 646     _name = "stock.picking"
 647     _inherit = ['mail.thread']
 648     _description = "Transfer"
 649     _order = "priority desc, date asc, id desc"
 650
 651     def _set_min_date(self, cr, uid, id, field, value, arg, context=None):
 652         move_obj = self.pool.get("stock.move")
 653         if value:
 654             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 655             move_obj.write(cr, uid, move_ids, {'date_expected': value}, context=context)
 656
 657     def _set_priority(self, cr, uid, id, field, value, arg, context=None):
 658         move_obj = self.pool.get("stock.move")
 659         if value:
 660             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 661             move_obj.write(cr, uid, move_ids, {'priority': value}, context=context)
 662
 663     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 664         """ Finds minimum and maximum dates for picking.
 665         @return: Dictionary of values
 666         """
 667         res = {}
 668         for id in ids:
 669             res[id] = {'min_date': False, 'max_date': False, 'priority': '1'}
 670         if not ids:
 671             return res
 672         cr.execute("""select
 673                 picking_id,
 674                 min(date_expected),
 675                 max(date_expected),
 676                 max(priority)
 677             from
 678                 stock_move
 679             where
 680                 picking_id IN %s
 681             group by
 682                 picking_id""", (tuple(ids),))
 683         for pick, dt1, dt2, prio in cr.fetchall():
 684             res[pick]['min_date'] = dt1
 685             res[pick]['max_date'] = dt2
 686             res[pick]['priority'] = prio
 687         return res
 688
 689     def create(self, cr, user, vals, context=None):
 690         context = context or {}
 691         if ('name' not in vals) or (vals.get('name') in ('/', False)):
 692             ptype_id = vals.get('picking_type_id', context.get('default_picking_type_id', False))
 693             sequence_id = self.pool.get('stock.picking.type').browse(cr, user, ptype_id, context=context).sequence_id.id
 694             vals['name'] = self.pool.get('ir.sequence').next_by_id(cr, user, sequence_id, context=context)
 695         return super(stock_picking, self).create(cr, user, vals, context)
 696
 697     def _state_get(self, cr, uid, ids, field_name, arg, context=None):
 698         '''The state of a picking depends on the state of its related stock.move
 699             draft: the picking has no line or any one of the lines is draft
 700             done, draft, cancel: all lines are done / draft / cancel
 701             confirmed, waiting, assigned, partially_available depends on move_type (all at once or partial)
 702         '''
 703         res = {}
 704         for pick in self.browse(cr, uid, ids, context=context):
 705             if (not pick.move_lines) or any([x.state == 'draft' for x in pick.move_lines]):
 706                 res[pick.id] = 'draft'
 707                 continue
 708             if all([x.state == 'cancel' for x in pick.move_lines]):
 709                 res[pick.id] = 'cancel'
 710                 continue
 711             if all([x.state in ('cancel', 'done') for x in pick.move_lines]):
 712                 res[pick.id] = 'done'
 713                 continue
 714
 715             order = {'confirmed': 0, 'waiting': 1, 'assigned': 2}
 716             order_inv = {0: 'confirmed', 1: 'waiting', 2: 'assigned'}
 717             lst = [order[x.state] for x in pick.move_lines if x.state not in ('cancel', 'done')]
 718             if pick.move_type == 'one':
 719                 res[pick.id] = order_inv[min(lst)]
 720             else:
 721                 #we are in the case of partial delivery, so if all move are assigned, picking
 722                 #should be assign too, else if one of the move is assigned, or partially available, picking should be
 723                 #in partially available state, otherwise, picking is in waiting or confirmed state
 724                 res[pick.id] = order_inv[max(lst)]
 725                 if not all(x == 2 for x in lst):
 726                     if any(x == 2 for x in lst):
 727                         res[pick.id] = 'partially_available'
 728                     else:
 729                         #if all moves aren't assigned, check if we have one product partially available
 730                         for move in pick.move_lines:
 731                             if move.partially_available:
 732                                 res[pick.id] = 'partially_available'
 733                                 break
 734         return res
 735
 736     def _get_pickings(self, cr, uid, ids, context=None):
 737         res = set()
 738         for move in self.browse(cr, uid, ids, context=context):
 739             if move.picking_id:
 740                 res.add(move.picking_id.id)
 741         return list(res)
 742
 743     def _get_pack_operation_exist(self, cr, uid, ids, field_name, arg, context=None):
 744         res = {}
 745         for pick in self.browse(cr, uid, ids, context=context):
 746             res[pick.id] = False
 747             if pick.pack_operation_ids:
 748                 res[pick.id] = True
 749         return res
 750
 751     def _get_quant_reserved_exist(self, cr, uid, ids, field_name, arg, context=None):
 752         res = {}
 753         for pick in self.browse(cr, uid, ids, context=context):
 754             res[pick.id] = False
 755             for move in pick.move_lines:
 756                 if move.reserved_quant_ids:
 757                     res[pick.id] = True
 758                     continue
 759         return res
 760
 761     def check_group_lot(self, cr, uid, context=None):
 762         """ This function will return true if we have the setting to use lots activated. """
 763         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_production_lot')
 764
 765     def check_group_pack(self, cr, uid, context=None):
 766         """ This function will return true if we have the setting to use package activated. """
 767         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_tracking_lot')
 768
 769     def action_assign_owner(self, cr, uid, ids, context=None):
 770         for picking in self.browse(cr, uid, ids, context=context):
 771             packop_ids = [op.id for op in picking.pack_operation_ids]
 772             self.pool.get('stock.pack.operation').write(cr, uid, packop_ids, {'owner_id': picking.owner_id.id}, context=context)
 773
 774     _columns = {
 775         'name': fields.char('Reference', select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 776         'origin': fields.char('Source Document', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Reference of the document", select=True),
 777         '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),
 778         'note': fields.text('Notes', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 779         '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"),
 780         'state': fields.function(_state_get, type="selection", copy=False,
 781             store={
 782                 'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_type'], 20),
 783                 'stock.move': (_get_pickings, ['state', 'picking_id', 'partially_available'], 20)},
 784             selection=[
 785                 ('draft', 'Draft'),
 786                 ('cancel', 'Cancelled'),
 787                 ('waiting', 'Waiting Another Operation'),
 788                 ('confirmed', 'Waiting Availability'),
 789                 ('partially_available', 'Partially Available'),
 790                 ('assigned', 'Ready to Transfer'),
 791                 ('done', 'Transferred'),
 792                 ], string='Status', readonly=True, select=True, track_visibility='onchange',
 793             help="""
 794                 * Draft: not confirmed yet and will not be scheduled until confirmed\n
 795                 * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 796                 * Waiting Availability: still waiting for the availability of products\n
 797                 * Partially Available: some products are available and reserved\n
 798                 * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 799                 * Transferred: has been processed, can't be modified or cancelled anymore\n
 800                 * Cancelled: has been cancelled, can't be confirmed anymore"""
 801         ),
 802         'priority': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_priority, type='selection', selection=procurement.PROCUREMENT_PRIORITIES, string='Priority',
 803                                     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",
 804                                     track_visibility='onchange', required=True),
 805         'min_date': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_min_date,
 806                  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'),
 807         'max_date': fields.function(get_min_max_date, multi="min_max_date",
 808                  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"),
 809         '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'),
 810         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 811         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=True),
 812         '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'),
 813         'partner_id': fields.many2one('res.partner', 'Partner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 814         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 815         'pack_operation_ids': fields.one2many('stock.pack.operation', 'picking_id', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, string='Related Packing Operations'),
 816         'pack_operation_exist': fields.function(_get_pack_operation_exist, type='boolean', string='Pack Operation Exists?', help='technical field for attrs in view'),
 817         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, required=True),
 818         '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"),
 819
 820         'owner_id': fields.many2one('res.partner', 'Owner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Default Owner"),
 821         # Used to search on pickings
 822         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 823         '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),
 824         'location_id': fields.related('move_lines', 'location_id', type='many2one', relation='stock.location', string='Location', readonly=True),
 825         'location_dest_id': fields.related('move_lines', 'location_dest_id', type='many2one', relation='stock.location', string='Destination Location', readonly=True),
 826         'group_id': fields.related('move_lines', 'group_id', type='many2one', relation='procurement.group', string='Procurement Group', readonly=True,
 827               store={
 828                   'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_lines'], 10),
 829                   'stock.move': (_get_pickings, ['group_id', 'picking_id'], 10),
 830               }),
 831     }
 832
 833     _defaults = {
 834         'name': '/',
 835         'state': 'draft',
 836         'move_type': 'direct',
 837         'priority': '1',  # normal
 838         'date': fields.datetime.now,
 839         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c),
 840         'recompute_pack_op': True,
 841     }
 842     _sql_constraints = [
 843         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per company!'),
 844     ]
 845
 846     def do_print_picking(self, cr, uid, ids, context=None):
 847         '''This function prints the picking list'''
 848         context = dict(context or {}, active_ids=ids)
 849         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_picking', context=context)
 850
 851
 852     def action_confirm(self, cr, uid, ids, context=None):
 853         todo = []
 854         todo_force_assign = []
 855         for picking in self.browse(cr, uid, ids, context=context):
 856             if picking.location_id.usage in ('supplier', 'inventory', 'production'):
 857                 todo_force_assign.append(picking.id)
 858             for r in picking.move_lines:
 859                 if r.state == 'draft':
 860                     todo.append(r.id)
 861         if len(todo):
 862             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 863
 864         if todo_force_assign:
 865             self.force_assign(cr, uid, todo_force_assign, context=context)
 866         return True
 867
 868     def action_assign(self, cr, uid, ids, context=None):
 869         """ Check availability of picking moves.
 870         This has the effect of changing the state and reserve quants on available moves, and may
 871         also impact the state of the picking as it is computed based on move's states.
 872         @return: True
 873         """
 874         for pick in self.browse(cr, uid, ids, context=context):
 875             if pick.state == 'draft':
 876                 self.action_confirm(cr, uid, [pick.id], context=context)
 877             #skip the moves that don't need to be checked
 878             move_ids = [x.id for x in pick.move_lines if x.state not in ('draft', 'cancel', 'done')]
 879             if not move_ids:
 880                 raise osv.except_osv(_('Warning!'), _('Nothing to check the availability for.'))
 881             self.pool.get('stock.move').action_assign(cr, uid, move_ids, context=context)
 882         return True
 883
 884     def force_assign(self, cr, uid, ids, context=None):
 885         """ Changes state of picking to available if moves are confirmed or waiting.
 886         @return: True
 887         """
 888         for pick in self.browse(cr, uid, ids, context=context):
 889             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed', 'waiting']]
 890             self.pool.get('stock.move').force_assign(cr, uid, move_ids, context=context)
 891         #pack_operation might have changed and need to be recomputed
 892         self.write(cr, uid, ids, {'recompute_pack_op': True}, context=context)
 893         return True
 894
 895     def action_cancel(self, cr, uid, ids, context=None):
 896         for pick in self.browse(cr, uid, ids, context=context):
 897             ids2 = [move.id for move in pick.move_lines]
 898             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 899         return True
 900
 901     def action_done(self, cr, uid, ids, context=None):
 902         """Changes picking state to done by processing the Stock Moves of the Picking
 903
 904         Normally that happens when the button "Done" is pressed on a Picking view.
 905         @return: True
 906         """
 907         for pick in self.browse(cr, uid, ids, context=context):
 908             todo = []
 909             for move in pick.move_lines:
 910                 if move.state == 'draft':
 911                     todo.extend(self.pool.get('stock.move').action_confirm(cr, uid, [move.id], context=context))
 912                 elif move.state in ('assigned', 'confirmed'):
 913                     todo.append(move.id)
 914             if len(todo):
 915                 self.pool.get('stock.move').action_done(cr, uid, todo, context=context)
 916         return True
 917
 918     def unlink(self, cr, uid, ids, context=None):
 919         #on picking deletion, cancel its move then unlink them too
 920         move_obj = self.pool.get('stock.move')
 921         context = context or {}
 922         for pick in self.browse(cr, uid, ids, context=context):
 923             move_ids = [move.id for move in pick.move_lines]
 924             move_obj.action_cancel(cr, uid, move_ids, context=context)
 925             move_obj.unlink(cr, uid, move_ids, context=context)
 926         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
 927
 928     def write(self, cr, uid, ids, vals, context=None):
 929         res = super(stock_picking, self).write(cr, uid, ids, vals, context=context)
 930         #if we changed the move lines or the pack operations, we need to recompute the remaining quantities of both
 931         if 'move_lines' in vals or 'pack_operation_ids' in vals:
 932             self.do_recompute_remaining_quantities(cr, uid, ids, context=context)
 933         return res
 934
 935     def _create_backorder(self, cr, uid, picking, backorder_moves=[], context=None):
 936         """ 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.
 937         """
 938         if not backorder_moves:
 939             backorder_moves = picking.move_lines
 940         backorder_move_ids = [x.id for x in backorder_moves if x.state not in ('done', 'cancel')]
 941         if 'do_only_split' in context and context['do_only_split']:
 942             backorder_move_ids = [x.id for x in backorder_moves if x.id not in context.get('split', [])]
 943
 944         if backorder_move_ids:
 945             backorder_id = self.copy(cr, uid, picking.id, {
 946                 'name': '/',
 947                 'move_lines': [],
 948                 'pack_operation_ids': [],
 949                 'backorder_id': picking.id,
 950             })
 951             backorder = self.browse(cr, uid, backorder_id, context=context)
 952             self.message_post(cr, uid, picking.id, body=_("Back order <em>%s</em> <b>created</b>.") % (backorder.name), context=context)
 953             move_obj = self.pool.get("stock.move")
 954             move_obj.write(cr, uid, backorder_move_ids, {'picking_id': backorder_id}, context=context)
 955
 956             self.write(cr, uid, [picking.id], {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
 957             self.action_confirm(cr, uid, [backorder_id], context=context)
 958             return backorder_id
 959         return False
 960
 961     @api.cr_uid_ids_context
 962     def recheck_availability(self, cr, uid, picking_ids, context=None):
 963         self.action_assign(cr, uid, picking_ids, context=context)
 964         self.do_prepare_partial(cr, uid, picking_ids, context=context)
 965
 966     def _get_top_level_packages(self, cr, uid, quants_suggested_locations, context=None):
 967         """This method searches for the higher level packages that can be moved as a single operation, given a list of quants
 968            to move and their suggested destination, and returns the list of matching packages.
 969         """
 970         # Try to find as much as possible top-level packages that can be moved
 971         pack_obj = self.pool.get("stock.quant.package")
 972         quant_obj = self.pool.get("stock.quant")
 973         top_lvl_packages = set()
 974         quants_to_compare = quants_suggested_locations.keys()
 975         for pack in list(set([x.package_id for x in quants_suggested_locations.keys() if x and x.package_id])):
 976             loop = True
 977             test_pack = pack
 978             good_pack = False
 979             pack_destination = False
 980             while loop:
 981                 pack_quants = pack_obj.get_content(cr, uid, [test_pack.id], context=context)
 982                 all_in = True
 983                 for quant in quant_obj.browse(cr, uid, pack_quants, context=context):
 984                     # If the quant is not in the quants to compare and not in the common location
 985                     if not quant in quants_to_compare:
 986                         all_in = False
 987                         break
 988                     else:
 989                         #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)
 990                         if not pack_destination:
 991                             pack_destination = quants_suggested_locations[quant]
 992                         elif pack_destination != quants_suggested_locations[quant]:
 993                             all_in = False
 994                             break
 995                 if all_in:
 996                     good_pack = test_pack
 997                     if test_pack.parent_id:
 998                         test_pack = test_pack.parent_id
 999                     else:
1000                         #stop the loop when there's no parent package anymore
1001                         loop = False
1002                 else:
1003                     #stop the loop when the package test_pack is not totally reserved for moves of this picking
1004                     #(some quants may be reserved for other picking or not reserved at all)
1005                     loop = False
1006             if good_pack:
1007                 top_lvl_packages.add(good_pack)
1008         return list(top_lvl_packages)
1009
1010     def _prepare_pack_ops(self, cr, uid, picking, quants, forced_qties, context=None):
1011         """ returns a list of dict, ready to be used in create() of stock.pack.operation.
1012
1013         :param picking: browse record (stock.picking)
1014         :param quants: browse record list (stock.quant). List of quants associated to the picking
1015         :param forced_qties: dictionary showing for each product (keys) its corresponding quantity (value) that is not covered by the quants associated to the picking
1016         """
1017         def _picking_putaway_apply(product):
1018             location = False
1019             # Search putaway strategy
1020             if product_putaway_strats.get(product.id):
1021                 location = product_putaway_strats[product.id]
1022             else:
1023                 location = self.pool.get('stock.location').get_putaway_strategy(cr, uid, picking.location_dest_id, product, context=context)
1024                 product_putaway_strats[product.id] = location
1025             return location or picking.location_dest_id.id
1026
1027         # If we encounter an UoM that is smaller than the default UoM or the one already chosen, use the new one instead.
1028         product_uom = {} # Determines UoM used in pack operations
1029         for move in picking.move_lines:
1030             if not product_uom.get(move.product_id.id):
1031                 product_uom[move.product_id.id] = move.product_id.uom_id.id
1032             if move.product_uom.id != move.product_id.uom_id.id and move.product_uom.factor > product_uom[move.product_id.id]:
1033                 product_uom[move.product_id.id] = move.product_uom.id
1034
1035         pack_obj = self.pool.get("stock.quant.package")
1036         quant_obj = self.pool.get("stock.quant")
1037         vals = []
1038         qtys_grouped = {}
1039         #for each quant of the picking, find the suggested location
1040         quants_suggested_locations = {}
1041         product_putaway_strats = {}
1042         for quant in quants:
1043             if quant.qty <= 0:
1044                 continue
1045             suggested_location_id = _picking_putaway_apply(quant.product_id)
1046             quants_suggested_locations[quant] = suggested_location_id
1047
1048         #find the packages we can movei as a whole
1049         top_lvl_packages = self._get_top_level_packages(cr, uid, quants_suggested_locations, context=context)
1050         # and then create pack operations for the top-level packages found
1051         for pack in top_lvl_packages:
1052             pack_quant_ids = pack_obj.get_content(cr, uid, [pack.id], context=context)
1053             pack_quants = quant_obj.browse(cr, uid, pack_quant_ids, context=context)
1054             vals.append({
1055                     'picking_id': picking.id,
1056                     'package_id': pack.id,
1057                     'product_qty': 1.0,
1058                     'location_id': pack.location_id.id,
1059                     'location_dest_id': quants_suggested_locations[pack_quants[0]],
1060                 })
1061             #remove the quants inside the package so that they are excluded from the rest of the computation
1062             for quant in pack_quants:
1063                 del quants_suggested_locations[quant]
1064
1065         # Go through all remaining reserved quants and group by product, package, lot, owner, source location and dest location
1066         for quant, dest_location_id in quants_suggested_locations.items():
1067             key = (quant.product_id.id, quant.package_id.id, quant.lot_id.id, quant.owner_id.id, quant.location_id.id, dest_location_id)
1068             if qtys_grouped.get(key):
1069                 qtys_grouped[key] += quant.qty
1070             else:
1071                 qtys_grouped[key] = quant.qty
1072
1073         # Do the same for the forced quantities (in cases of force_assign or incomming shipment for example)
1074         for product, qty in forced_qties.items():
1075             if qty <= 0:
1076                 continue
1077             suggested_location_id = _picking_putaway_apply(product)
1078             key = (product.id, False, False, False, picking.location_id.id, suggested_location_id)
1079             if qtys_grouped.get(key):
1080                 qtys_grouped[key] += qty
1081             else:
1082                 qtys_grouped[key] = qty
1083
1084         # Create the necessary operations for the grouped quants and remaining qtys
1085         uom_obj = self.pool.get('product.uom')
1086         for key, qty in qtys_grouped.items():
1087             product = self.pool.get("product.product").browse(cr, uid, key[0], context=context)
1088             uom_id = product.uom_id.id
1089             qty_uom = qty
1090             if product_uom.get(key[0]):
1091                 uom_id = product_uom[key[0]]
1092                 qty_uom = uom_obj._compute_qty(cr, uid, product.uom_id.id, qty, uom_id)
1093             vals.append({
1094                 'picking_id': picking.id,
1095                 'product_qty': qty_uom,
1096                 'product_id': key[0],
1097                 'package_id': key[1],
1098                 'lot_id': key[2],
1099                 'owner_id': key[3],
1100                 'location_id': key[4],
1101                 'location_dest_id': key[5],
1102                 'product_uom_id': uom_id,
1103             })
1104         return vals
1105
1106     @api.cr_uid_ids_context
1107     def open_barcode_interface(self, cr, uid, picking_ids, context=None):
1108         final_url="/stock/barcode/#action=stock.ui&picking_id="+str(picking_ids[0])
1109         return {'type': 'ir.actions.act_url', 'url':final_url, 'target': 'self',}
1110
1111     @api.cr_uid_ids_context
1112     def do_partial_open_barcode(self, cr, uid, picking_ids, context=None):
1113         self.do_prepare_partial(cr, uid, picking_ids, context=context)
1114         return self.open_barcode_interface(cr, uid, picking_ids, context=context)
1115
1116     @api.cr_uid_ids_context
1117     def do_prepare_partial(self, cr, uid, picking_ids, context=None):
1118         context = context or {}
1119         pack_operation_obj = self.pool.get('stock.pack.operation')
1120         #used to avoid recomputing the remaining quantities at each new pack operation created
1121         ctx = context.copy()
1122         ctx['no_recompute'] = True
1123
1124         #get list of existing operations and delete them
1125         existing_package_ids = pack_operation_obj.search(cr, uid, [('picking_id', 'in', picking_ids)], context=context)
1126         if existing_package_ids:
1127             pack_operation_obj.unlink(cr, uid, existing_package_ids, context)
1128         for picking in self.browse(cr, uid, picking_ids, context=context):
1129             forced_qties = {}  # Quantity remaining after calculating reserved quants
1130             picking_quants = []
1131             #Calculate packages, reserved quants, qtys of this picking's moves
1132             for move in picking.move_lines:
1133                 if move.state not in ('assigned', 'confirmed'):
1134                     continue
1135                 move_quants = move.reserved_quant_ids
1136                 picking_quants += move_quants
1137                 forced_qty = (move.state == 'assigned') and move.product_qty - sum([x.qty for x in move_quants]) or 0
1138                 #if we used force_assign() on the move, or if the move is incoming, forced_qty > 0
1139                 if float_compare(forced_qty, 0, precision_rounding=move.product_id.uom_id.rounding) > 0:
1140                     if forced_qties.get(move.product_id):
1141                         forced_qties[move.product_id] += forced_qty
1142                     else:
1143                         forced_qties[move.product_id] = forced_qty
1144             for vals in self._prepare_pack_ops(cr, uid, picking, picking_quants, forced_qties, context=context):
1145                 pack_operation_obj.create(cr, uid, vals, context=ctx)
1146         #recompute the remaining quantities all at once
1147         self.do_recompute_remaining_quantities(cr, uid, picking_ids, context=context)
1148         self.write(cr, uid, picking_ids, {'recompute_pack_op': False}, context=context)
1149
1150     @api.cr_uid_ids_context
1151     def do_unreserve(self, cr, uid, picking_ids, context=None):
1152         """
1153           Will remove all quants for picking in picking_ids
1154         """
1155         moves_to_unreserve = []
1156         pack_line_to_unreserve = []
1157         for picking in self.browse(cr, uid, picking_ids, context=context):
1158             moves_to_unreserve += [m.id for m in picking.move_lines if m.state not in ('done', 'cancel')]
1159             pack_line_to_unreserve += [p.id for p in picking.pack_operation_ids]
1160         if moves_to_unreserve:
1161             if pack_line_to_unreserve:
1162                 self.pool.get('stock.pack.operation').unlink(cr, uid, pack_line_to_unreserve, context=context)
1163             self.pool.get('stock.move').do_unreserve(cr, uid, moves_to_unreserve, context=context)
1164
1165     def recompute_remaining_qty(self, cr, uid, picking, context=None):
1166         def _create_link_for_index(operation_id, index, product_id, qty_to_assign, quant_id=False):
1167             move_dict = prod2move_ids[product_id][index]
1168             qty_on_link = min(move_dict['remaining_qty'], qty_to_assign)
1169             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)
1170             if move_dict['remaining_qty'] == qty_on_link:
1171                 prod2move_ids[product_id].pop(index)
1172             else:
1173                 move_dict['remaining_qty'] -= qty_on_link
1174             return qty_on_link
1175
1176         def _create_link_for_quant(operation_id, quant, qty):
1177             """create a link for given operation and reserved move of given quant, for the max quantity possible, and returns this quantity"""
1178             if not quant.reservation_id.id:
1179                 return _create_link_for_product(operation_id, quant.product_id.id, qty)
1180             qty_on_link = 0
1181             for i in range(0, len(prod2move_ids[quant.product_id.id])):
1182                 if prod2move_ids[quant.product_id.id][i]['move'].id != quant.reservation_id.id:
1183                     continue
1184                 qty_on_link = _create_link_for_index(operation_id, i, quant.product_id.id, qty, quant_id=quant.id)
1185                 break
1186             return qty_on_link
1187
1188         def _create_link_for_product(operation_id, product_id, qty):
1189             '''method that creates the link between a given operation and move(s) of given product, for the given quantity.
1190             Returns True if it was possible to create links for the requested quantity (False if there was not enough quantity on stock moves)'''
1191             qty_to_assign = qty
1192             prod_obj = self.pool.get("product.product")
1193             product = prod_obj.browse(cr, uid, product_id)
1194             rounding = product.uom_id.rounding
1195             qtyassign_cmp = float_compare(qty_to_assign, 0.0, precision_rounding=rounding)
1196             if prod2move_ids.get(product_id):
1197                 while prod2move_ids[product_id] and qtyassign_cmp > 0:
1198                     qty_on_link = _create_link_for_index(operation_id, 0, product_id, qty_to_assign, quant_id=False)
1199                     qty_to_assign -= qty_on_link
1200                     qtyassign_cmp = float_compare(qty_to_assign, 0.0, precision_rounding=rounding)
1201             return qtyassign_cmp == 0
1202
1203         uom_obj = self.pool.get('product.uom')
1204         package_obj = self.pool.get('stock.quant.package')
1205         quant_obj = self.pool.get('stock.quant')
1206         link_obj = self.pool.get('stock.move.operation.link')
1207         quants_in_package_done = set()
1208         prod2move_ids = {}
1209         still_to_do = []
1210         #make a dictionary giving for each product, the moves and related quantity that can be used in operation links
1211         for move in picking.move_lines:
1212             if not prod2move_ids.get(move.product_id.id):
1213                 prod2move_ids[move.product_id.id] = [{'move': move, 'remaining_qty': move.product_qty}]
1214             else:
1215                 prod2move_ids[move.product_id.id].append({'move': move, 'remaining_qty': move.product_qty})
1216
1217         need_rereserve = False
1218         #sort the operations in order to give higher priority to those with a package, then a serial number
1219         operations = picking.pack_operation_ids
1220         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))
1221         #delete existing operations to start again from scratch
1222         links = link_obj.search(cr, uid, [('operation_id', 'in', [x.id for x in operations])], context=context)
1223         if links:
1224             link_obj.unlink(cr, uid, links, context=context)
1225         #1) first, try to create links when quants can be identified without any doubt
1226         for ops in operations:
1227             #for each operation, create the links with the stock move by seeking on the matching reserved quants,
1228             #and deffer the operation if there is some ambiguity on the move to select
1229             if ops.package_id and not ops.product_id:
1230                 #entire package
1231                 quant_ids = package_obj.get_content(cr, uid, [ops.package_id.id], context=context)
1232                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1233                     remaining_qty_on_quant = quant.qty
1234                     if quant.reservation_id:
1235                         #avoid quants being counted twice
1236                         quants_in_package_done.add(quant.id)
1237                         qty_on_link = _create_link_for_quant(ops.id, quant, quant.qty)
1238                         remaining_qty_on_quant -= qty_on_link
1239                     if remaining_qty_on_quant:
1240                         still_to_do.append((ops, quant.product_id.id, remaining_qty_on_quant))
1241                         need_rereserve = True
1242             elif ops.product_id.id:
1243                 #Check moves with same product
1244                 qty_to_assign = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
1245                 for move_dict in prod2move_ids.get(ops.product_id.id, []):
1246                     move = move_dict['move']
1247                     for quant in move.reserved_quant_ids:
1248                         if not qty_to_assign > 0:
1249                             break
1250                         if quant.id in quants_in_package_done:
1251                             continue
1252
1253                         #check if the quant is matching the operation details
1254                         if ops.package_id:
1255                             flag = quant.package_id and bool(package_obj.search(cr, uid, [('id', 'child_of', [ops.package_id.id])], context=context)) or False
1256                         else:
1257                             flag = not quant.package_id.id
1258                         flag = flag and ((ops.lot_id and ops.lot_id.id == quant.lot_id.id) or not ops.lot_id)
1259                         flag = flag and (ops.owner_id.id == quant.owner_id.id)
1260                         if flag:
1261                             max_qty_on_link = min(quant.qty, qty_to_assign)
1262                             qty_on_link = _create_link_for_quant(ops.id, quant, max_qty_on_link)
1263                             qty_to_assign -= qty_on_link
1264                 qty_assign_cmp = float_compare(qty_to_assign, 0, precision_rounding=ops.product_id.uom_id.rounding)
1265                 if qty_assign_cmp > 0:
1266                     #qty reserved is less than qty put in operations. We need to create a link but it's deferred after we processed
1267                     #all the quants (because they leave no choice on their related move and needs to be processed with higher priority)
1268                     still_to_do += [(ops, ops.product_id.id, qty_to_assign)]
1269                     need_rereserve = True
1270
1271         #2) then, process the remaining part
1272         all_op_processed = True
1273         for ops, product_id, remaining_qty in still_to_do:
1274             all_op_processed = all_op_processed and _create_link_for_product(ops.id, product_id, remaining_qty)
1275         return (need_rereserve, all_op_processed)
1276
1277     def picking_recompute_remaining_quantities(self, cr, uid, picking, context=None):
1278         need_rereserve = False
1279         all_op_processed = True
1280         if picking.pack_operation_ids:
1281             need_rereserve, all_op_processed = self.recompute_remaining_qty(cr, uid, picking, context=context)
1282         return need_rereserve, all_op_processed
1283
1284     @api.cr_uid_ids_context
1285     def do_recompute_remaining_quantities(self, cr, uid, picking_ids, context=None):
1286         for picking in self.browse(cr, uid, picking_ids, context=context):
1287             if picking.pack_operation_ids:
1288                 self.recompute_remaining_qty(cr, uid, picking, context=context)
1289
1290     def _prepare_values_extra_move(self, cr, uid, op, product, remaining_qty, context=None):
1291         """
1292         Creates an extra move when there is no corresponding original move to be copied
1293         """
1294         uom_obj = self.pool.get("product.uom")
1295         uom_id = product.uom_id.id
1296         qty = remaining_qty
1297         if op.product_id and op.product_uom_id and op.product_uom_id.id != product.uom_id.id:
1298             if op.product_uom_id.factor > product.uom_id.factor: #If the pack operation's is a smaller unit
1299                 uom_id = op.product_uom_id.id
1300                 #HALF-UP rounding as only rounding errors will be because of propagation of error from default UoM
1301                 qty = uom_obj._compute_qty_obj(cr, uid, product.uom_id, remaining_qty, op.product_uom_id, rounding_method='HALF-UP')
1302         picking = op.picking_id
1303         res = {
1304             'picking_id': picking.id,
1305             'location_id': picking.location_id.id,
1306             'location_dest_id': picking.location_dest_id.id,
1307             'product_id': product.id,
1308             'product_uom': uom_id,
1309             'product_uom_qty': qty,
1310             'name': _('Extra Move: ') + product.name,
1311             'state': 'draft',
1312             }
1313         return res
1314
1315     def _create_extra_moves(self, cr, uid, picking, context=None):
1316         '''This function creates move lines on a picking, at the time of do_transfer, based on
1317         unexpected product transfers (or exceeding quantities) found in the pack operations.
1318         '''
1319         move_obj = self.pool.get('stock.move')
1320         operation_obj = self.pool.get('stock.pack.operation')
1321         moves = []
1322         for op in picking.pack_operation_ids:
1323             for product_id, remaining_qty in operation_obj._get_remaining_prod_quantities(cr, uid, op, context=context).items():
1324                 product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
1325                 if float_compare(remaining_qty, 0, precision_rounding=product.uom_id.rounding) > 0:
1326                     vals = self._prepare_values_extra_move(cr, uid, op, product, remaining_qty, context=context)
1327                     moves.append(move_obj.create(cr, uid, vals, context=context))
1328         if moves:
1329             move_obj.action_confirm(cr, uid, moves, context=context)
1330         return moves
1331
1332     def rereserve_pick(self, cr, uid, ids, context=None):
1333         """
1334         This can be used to provide a button that rereserves taking into account the existing pack operations
1335         """
1336         for pick in self.browse(cr, uid, ids, context=context):
1337             self.rereserve_quants(cr, uid, pick, move_ids = [x.id for x in pick.move_lines], context=context)
1338
1339     def rereserve_quants(self, cr, uid, picking, move_ids=[], context=None):
1340         """ Unreserve quants then try to reassign quants."""
1341         stock_move_obj = self.pool.get('stock.move')
1342         if not move_ids:
1343             self.do_unreserve(cr, uid, [picking.id], context=context)
1344             self.action_assign(cr, uid, [picking.id], context=context)
1345         else:
1346             stock_move_obj.do_unreserve(cr, uid, move_ids, context=context)
1347             stock_move_obj.action_assign(cr, uid, move_ids, context=context)
1348
1349     @api.cr_uid_ids_context
1350     def do_enter_transfer_details(self, cr, uid, picking, context=None):
1351         if not context:
1352             context = {}
1353
1354         context.update({
1355             'active_model': self._name,
1356             'active_ids': picking,
1357             'active_id': len(picking) and picking[0] or False
1358         })
1359
1360         created_id = self.pool['stock.transfer_details'].create(cr, uid, {'picking_id': len(picking) and picking[0] or False}, context)
1361         return self.pool['stock.transfer_details'].wizard_view(cr, uid, created_id, context)
1362
1363
1364     @api.cr_uid_ids_context
1365     def do_transfer(self, cr, uid, picking_ids, context=None):
1366         """
1367             If no pack operation, we do simple action_done of the picking
1368             Otherwise, do the pack operations
1369         """
1370         if not context:
1371             context = {}
1372         stock_move_obj = self.pool.get('stock.move')
1373         for picking in self.browse(cr, uid, picking_ids, context=context):
1374             if not picking.pack_operation_ids:
1375                 self.action_done(cr, uid, [picking.id], context=context)
1376                 continue
1377             else:
1378                 need_rereserve, all_op_processed = self.picking_recompute_remaining_quantities(cr, uid, picking, context=context)
1379                 #create extra moves in the picking (unexpected product moves coming from pack operations)
1380                 todo_move_ids = []
1381                 if not all_op_processed:
1382                     todo_move_ids += self._create_extra_moves(cr, uid, picking, context=context)
1383
1384                 #split move lines if needed
1385                 toassign_move_ids = []
1386                 for move in picking.move_lines:
1387                     remaining_qty = move.remaining_qty
1388                     if move.state in ('done', 'cancel'):
1389                         #ignore stock moves cancelled or already done
1390                         continue
1391                     elif move.state == 'draft':
1392                         toassign_move_ids.append(move.id)
1393                     if float_compare(remaining_qty, 0,  precision_rounding = move.product_id.uom_id.rounding) == 0:
1394                         if move.state in ('draft', 'assigned', 'confirmed'):
1395                             todo_move_ids.append(move.id)
1396                     elif float_compare(remaining_qty,0, precision_rounding = move.product_id.uom_id.rounding) > 0 and \
1397                                 float_compare(remaining_qty, move.product_qty, precision_rounding = move.product_id.uom_id.rounding) < 0:
1398                         new_move = stock_move_obj.split(cr, uid, move, remaining_qty, context=context)
1399                         todo_move_ids.append(move.id)
1400                         #Assign move as it was assigned before
1401                         toassign_move_ids.append(new_move)
1402                 if need_rereserve or not all_op_processed:
1403                     if not picking.location_id.usage in ("supplier", "production", "inventory"):
1404                         self.rereserve_quants(cr, uid, picking, move_ids=todo_move_ids, context=context)
1405                     self.do_recompute_remaining_quantities(cr, uid, [picking.id], context=context)
1406                 if todo_move_ids and not context.get('do_only_split'):
1407                     self.pool.get('stock.move').action_done(cr, uid, todo_move_ids, context=context)
1408                 elif context.get('do_only_split'):
1409                     context = dict(context, split=todo_move_ids)
1410             self._create_backorder(cr, uid, picking, context=context)
1411             if toassign_move_ids:
1412                 stock_move_obj.action_assign(cr, uid, toassign_move_ids, context=context)
1413         return True
1414
1415     @api.cr_uid_ids_context
1416     def do_split(self, cr, uid, picking_ids, context=None):
1417         """ just split the picking (create a backorder) without making it 'done' """
1418         if context is None:
1419             context = {}
1420         ctx = context.copy()
1421         ctx['do_only_split'] = True
1422         return self.do_transfer(cr, uid, picking_ids, context=ctx)
1423
1424     def get_next_picking_for_ui(self, cr, uid, context=None):
1425         """ returns the next pickings to process. Used in the barcode scanner UI"""
1426         if context is None:
1427             context = {}
1428         domain = [('state', 'in', ('assigned', 'partially_available'))]
1429         if context.get('default_picking_type_id'):
1430             domain.append(('picking_type_id', '=', context['default_picking_type_id']))
1431         return self.search(cr, uid, domain, context=context)
1432
1433     def action_done_from_ui(self, cr, uid, picking_id, context=None):
1434         """ called when button 'done' is pushed in the barcode scanner UI """
1435         #write qty_done into field product_qty for every package_operation before doing the transfer
1436         pack_op_obj = self.pool.get('stock.pack.operation')
1437         for operation in self.browse(cr, uid, picking_id, context=context).pack_operation_ids:
1438             pack_op_obj.write(cr, uid, operation.id, {'product_qty': operation.qty_done}, context=context)
1439         self.do_transfer(cr, uid, [picking_id], context=context)
1440         #return id of next picking to work on
1441         return self.get_next_picking_for_ui(cr, uid, context=context)
1442
1443     @api.cr_uid_ids_context
1444     def action_pack(self, cr, uid, picking_ids, operation_filter_ids=None, context=None):
1445         """ Create a package with the current pack_operation_ids of the picking that aren't yet in a pack.
1446         Used in the barcode scanner UI and the normal interface as well.
1447         operation_filter_ids is used by barcode scanner interface to specify a subset of operation to pack"""
1448         if operation_filter_ids == None:
1449             operation_filter_ids = []
1450         stock_operation_obj = self.pool.get('stock.pack.operation')
1451         package_obj = self.pool.get('stock.quant.package')
1452         stock_move_obj = self.pool.get('stock.move')
1453         for picking_id in picking_ids:
1454             operation_search_domain = [('picking_id', '=', picking_id), ('result_package_id', '=', False)]
1455             if operation_filter_ids != []:
1456                 operation_search_domain.append(('id', 'in', operation_filter_ids))
1457             operation_ids = stock_operation_obj.search(cr, uid, operation_search_domain, context=context)
1458             pack_operation_ids = []
1459             if operation_ids:
1460                 for operation in stock_operation_obj.browse(cr, uid, operation_ids, context=context):
1461                     #If we haven't done all qty in operation, we have to split into 2 operation
1462                     op = operation
1463                     if (operation.qty_done < operation.product_qty):
1464                         new_operation = stock_operation_obj.copy(cr, uid, operation.id, {'product_qty': operation.qty_done,'qty_done': operation.qty_done}, context=context)
1465                         stock_operation_obj.write(cr, uid, operation.id, {'product_qty': operation.product_qty - operation.qty_done,'qty_done': 0, 'lot_id': False}, context=context)
1466                         op = stock_operation_obj.browse(cr, uid, new_operation, context=context)
1467                     pack_operation_ids.append(op.id)
1468                     if op.product_id and op.location_id and op.location_dest_id:
1469                         stock_move_obj.check_tracking_product(cr, uid, op.product_id, op.lot_id.id, op.location_id, op.location_dest_id, context=context)
1470                 package_id = package_obj.create(cr, uid, {}, context=context)
1471                 stock_operation_obj.write(cr, uid, pack_operation_ids, {'result_package_id': package_id}, context=context)
1472         return True
1473
1474     def process_product_id_from_ui(self, cr, uid, picking_id, product_id, op_id, increment=True, context=None):
1475         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)
1476
1477     def process_barcode_from_ui(self, cr, uid, picking_id, barcode_str, visible_op_ids, context=None):
1478         '''This function is called each time there barcode scanner reads an input'''
1479         lot_obj = self.pool.get('stock.production.lot')
1480         package_obj = self.pool.get('stock.quant.package')
1481         product_obj = self.pool.get('product.product')
1482         stock_operation_obj = self.pool.get('stock.pack.operation')
1483         stock_location_obj = self.pool.get('stock.location')
1484         answer = {'filter_loc': False, 'operation_id': False}
1485         #check if the barcode correspond to a location
1486         matching_location_ids = stock_location_obj.search(cr, uid, [('loc_barcode', '=', barcode_str)], context=context)
1487         if matching_location_ids:
1488             #if we have a location, return immediatly with the location name
1489             location = stock_location_obj.browse(cr, uid, matching_location_ids[0], context=None)
1490             answer['filter_loc'] = stock_location_obj._name_get(cr, uid, location, context=None)
1491             answer['filter_loc_id'] = matching_location_ids[0]
1492             return answer
1493         #check if the barcode correspond to a product
1494         matching_product_ids = product_obj.search(cr, uid, ['|', ('ean13', '=', barcode_str), ('default_code', '=', barcode_str)], context=context)
1495         if matching_product_ids:
1496             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)
1497             answer['operation_id'] = op_id
1498             return answer
1499         #check if the barcode correspond to a lot
1500         matching_lot_ids = lot_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1501         if matching_lot_ids:
1502             lot = lot_obj.browse(cr, uid, matching_lot_ids[0], context=context)
1503             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)
1504             answer['operation_id'] = op_id
1505             return answer
1506         #check if the barcode correspond to a package
1507         matching_package_ids = package_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1508         if matching_package_ids:
1509             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)
1510             answer['operation_id'] = op_id
1511             return answer
1512         return answer
1513
1514
1515 class stock_production_lot(osv.osv):
1516     _name = 'stock.production.lot'
1517     _inherit = ['mail.thread']
1518     _description = 'Lot/Serial'
1519     _columns = {
1520         'name': fields.char('Serial Number', required=True, help="Unique Serial Number"),
1521         'ref': fields.char('Internal Reference', help="Internal reference number in case it differs from the manufacturer's serial number"),
1522         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1523         'quant_ids': fields.one2many('stock.quant', 'lot_id', 'Quants', readonly=True),
1524         'create_date': fields.datetime('Creation Date'),
1525     }
1526     _defaults = {
1527         'name': lambda x, y, z, c: x.pool.get('ir.sequence').next_by_code(y, z, 'stock.lot.serial'),
1528         'product_id': lambda x, y, z, c: c.get('product_id', False),
1529     }
1530     _sql_constraints = [
1531         ('name_ref_uniq', 'unique (name, ref, product_id)', 'The combination of serial number, internal reference and product must be unique !'),
1532     ]
1533
1534     def action_traceability(self, cr, uid, ids, context=None):
1535         """ It traces the information of lots
1536         @param self: The object pointer.
1537         @param cr: A database cursor
1538         @param uid: ID of the user currently logged in
1539         @param ids: List of IDs selected
1540         @param context: A standard dictionary
1541         @return: A dictionary of values
1542         """
1543         quant_obj = self.pool.get("stock.quant")
1544         quants = quant_obj.search(cr, uid, [('lot_id', 'in', ids)], context=context)
1545         moves = set()
1546         for quant in quant_obj.browse(cr, uid, quants, context=context):
1547             moves |= {move.id for move in quant.history_ids}
1548         if moves:
1549             return {
1550                 'domain': "[('id','in',[" + ','.join(map(str, list(moves))) + "])]",
1551                 'name': _('Traceability'),
1552                 'view_mode': 'tree,form',
1553                 'view_type': 'form',
1554                 'context': {'tree_view_ref': 'stock.view_move_tree'},
1555                 'res_model': 'stock.move',
1556                 'type': 'ir.actions.act_window',
1557                     }
1558         return False
1559
1560
1561 # ----------------------------------------------------
1562 # Move
1563 # ----------------------------------------------------
1564
1565 class stock_move(osv.osv):
1566     _name = "stock.move"
1567     _description = "Stock Move"
1568     _order = 'date_expected desc, id'
1569     _log_create = False
1570
1571     def get_price_unit(self, cr, uid, move, context=None):
1572         """ Returns the unit price to store on the quant """
1573         return move.price_unit or move.product_id.standard_price
1574
1575     def name_get(self, cr, uid, ids, context=None):
1576         res = []
1577         for line in self.browse(cr, uid, ids, context=context):
1578             name = line.location_id.name + ' > ' + line.location_dest_id.name
1579             if line.product_id.code:
1580                 name = line.product_id.code + ': ' + name
1581             if line.picking_id.origin:
1582                 name = line.picking_id.origin + '/ ' + name
1583             res.append((line.id, name))
1584         return res
1585
1586     def _quantity_normalize(self, cr, uid, ids, name, args, context=None):
1587         uom_obj = self.pool.get('product.uom')
1588         res = {}
1589         for m in self.browse(cr, uid, ids, context=context):
1590             res[m.id] = uom_obj._compute_qty_obj(cr, uid, m.product_uom, m.product_uom_qty, m.product_id.uom_id, context=context)
1591         return res
1592
1593     def _get_remaining_qty(self, cr, uid, ids, field_name, args, context=None):
1594         uom_obj = self.pool.get('product.uom')
1595         res = {}
1596         for move in self.browse(cr, uid, ids, context=context):
1597             qty = move.product_qty
1598             for record in move.linked_move_operation_ids:
1599                 qty -= record.qty
1600             # Keeping in product default UoM
1601             res[move.id] = float_round(qty, precision_rounding=move.product_id.uom_id.rounding)
1602         return res
1603
1604     def _get_lot_ids(self, cr, uid, ids, field_name, args, context=None):
1605         res = dict.fromkeys(ids, False)
1606         for move in self.browse(cr, uid, ids, context=context):
1607             if move.state == 'done':
1608                 res[move.id] = [q.lot_id.id for q in move.quant_ids if q.lot_id]
1609             else:
1610                 res[move.id] = [q.lot_id.id for q in move.reserved_quant_ids if q.lot_id]
1611         return res
1612
1613     def _get_product_availability(self, cr, uid, ids, field_name, args, context=None):
1614         quant_obj = self.pool.get('stock.quant')
1615         res = dict.fromkeys(ids, False)
1616         for move in self.browse(cr, uid, ids, context=context):
1617             if move.state == 'done':
1618                 res[move.id] = move.product_qty
1619             else:
1620                 sublocation_ids = self.pool.get('stock.location').search(cr, uid, [('id', 'child_of', [move.location_id.id])], context=context)
1621                 quant_ids = quant_obj.search(cr, uid, [('location_id', 'in', sublocation_ids), ('product_id', '=', move.product_id.id), ('reservation_id', '=', False)], context=context)
1622                 availability = 0
1623                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1624                     availability += quant.qty
1625                 res[move.id] = min(move.product_qty, availability)
1626         return res
1627
1628     def _get_string_qty_information(self, cr, uid, ids, field_name, args, context=None):
1629         settings_obj = self.pool.get('stock.config.settings')
1630         uom_obj = self.pool.get('product.uom')
1631         res = dict.fromkeys(ids, '')
1632         for move in self.browse(cr, uid, ids, context=context):
1633             if move.state in ('draft', 'done', 'cancel') or move.location_id.usage != 'internal':
1634                 res[move.id] = ''  # 'not applicable' or 'n/a' could work too
1635                 continue
1636             total_available = min(move.product_qty, move.reserved_availability + move.availability)
1637             total_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, total_available, move.product_uom, context=context)
1638             info = str(total_available)
1639             #look in the settings if we need to display the UoM name or not
1640             config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
1641             if config_ids:
1642                 stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
1643                 if stock_settings.group_uom:
1644                     info += ' ' + move.product_uom.name
1645             if move.reserved_availability:
1646                 if move.reserved_availability != total_available:
1647                     #some of the available quantity is assigned and some are available but not reserved
1648                     reserved_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, move.reserved_availability, move.product_uom, context=context)
1649                     info += _(' (%s reserved)') % str(reserved_available)
1650                 else:
1651                     #all available quantity is assigned
1652                     info += _(' (reserved)')
1653             res[move.id] = info
1654         return res
1655
1656     def _get_reserved_availability(self, cr, uid, ids, field_name, args, context=None):
1657         res = dict.fromkeys(ids, 0)
1658         for move in self.browse(cr, uid, ids, context=context):
1659             res[move.id] = sum([quant.qty for quant in move.reserved_quant_ids])
1660         return res
1661
1662     def _get_move(self, cr, uid, ids, context=None):
1663         res = set()
1664         for quant in self.browse(cr, uid, ids, context=context):
1665             if quant.reservation_id:
1666                 res.add(quant.reservation_id.id)
1667         return list(res)
1668
1669     def _get_move_ids(self, cr, uid, ids, context=None):
1670         res = []
1671         for picking in self.browse(cr, uid, ids, context=context):
1672             res += [x.id for x in picking.move_lines]
1673         return res
1674
1675     def _get_moves_from_prod(self, cr, uid, ids, context=None):
1676         if ids:
1677             return self.pool.get('stock.move').search(cr, uid, [('product_id', 'in', ids)], context=context)
1678         return []
1679
1680     def _set_product_qty(self, cr, uid, id, field, value, arg, context=None):
1681         """ The meaning of product_qty field changed lately and is now a functional field computing the quantity
1682             in the default product UoM. This code has been added to raise an error if a write is made given a value
1683             for `product_qty`, where the same write should set the `product_uom_qty` field instead, in order to
1684             detect errors.
1685         """
1686         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`.'))
1687
1688     _columns = {
1689         'name': fields.char('Description', required=True, select=True),
1690         'priority': fields.selection(procurement.PROCUREMENT_PRIORITIES, 'Priority'),
1691         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1692         '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)]}),
1693         'date_expected': fields.datetime('Expected Date', states={'done': [('readonly', True)]}, required=True, select=True, help="Scheduled date for the processing of this move"),
1694         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type', '<>', 'service')], states={'done': [('readonly', True)]}),
1695         'product_qty': fields.function(_quantity_normalize, fnct_inv=_set_product_qty, type='float', digits=0, store={
1696                 'stock.move': (lambda self, cr, uid, ids, ctx: ids, ['product_id', 'product_uom_qty', 'product_uom'], 20),
1697                 'product.product': (_get_moves_from_prod, ['uom_id'], 20),
1698             }, string='Quantity',
1699             help='Quantity in the default UoM of the product'),
1700         'product_uom_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1701             required=True, states={'done': [('readonly', True)]},
1702             help="This is the quantity of products from an inventory "
1703                 "point of view. For moves in the state 'done', this is the "
1704                 "quantity of products that were actually moved. For other "
1705                 "moves, this is the quantity of product that is planned to "
1706                 "be moved. Lowering this quantity does not generate a "
1707                 "backorder. Changing this quantity on assigned moves affects "
1708                 "the product reservation, and should be done with care."
1709         ),
1710         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True, states={'done': [('readonly', True)]}),
1711         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1712         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1713
1714         'product_packaging': fields.many2one('product.packaging', 'Prefered Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1715
1716         '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."),
1717         '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."),
1718
1719         '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"),
1720
1721
1722         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True, copy=False),
1723         'move_orig_ids': fields.one2many('stock.move', 'move_dest_id', 'Original Move', help="Optional: previous stock move when chaining them", select=True),
1724
1725         'picking_id': fields.many2one('stock.picking', 'Transfer Reference', select=True, states={'done': [('readonly', True)]}),
1726         'note': fields.text('Notes'),
1727         'state': fields.selection([('draft', 'New'),
1728                                    ('cancel', 'Cancelled'),
1729                                    ('waiting', 'Waiting Another Move'),
1730                                    ('confirmed', 'Waiting Availability'),
1731                                    ('assigned', 'Available'),
1732                                    ('done', 'Done'),
1733                                    ], 'Status', readonly=True, select=True, copy=False,
1734                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1735                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1736                        "* 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"\
1737                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1738                        "* Done: When the shipment is processed, the state is \'Done\'."),
1739         'partially_available': fields.boolean('Partially Available', readonly=True, help="Checks if the move has some stock reserved", copy=False),
1740         '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
1741
1742         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1743         '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),
1744         'backorder_id': fields.related('picking_id', 'backorder_id', type='many2one', relation="stock.picking", string="Back Order of", select=True),
1745         'origin': fields.char("Source Document"),
1746         'procure_method': fields.selection([('make_to_stock', 'Default: Take From Stock'), ('make_to_order', 'Advanced: Apply Procurement Rules')], 'Supply Method', required=True,
1747                                            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."""),
1748
1749         # used for colors in tree views:
1750         'scrapped': fields.related('location_dest_id', 'scrap_location', type='boolean', relation='stock.location', string='Scrapped', readonly=True),
1751
1752         'quant_ids': fields.many2many('stock.quant', 'stock_quant_move_rel', 'move_id', 'quant_id', 'Moved Quants'),
1753         'reserved_quant_ids': fields.one2many('stock.quant', 'reservation_id', 'Reserved quants'),
1754         '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'),
1755         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Quantity', digits=0,
1756                                          states={'done': [('readonly', True)]}, help="Remaining Quantity in default UoM according to operations matched with this move"),
1757         'procurement_id': fields.many2one('procurement.order', 'Procurement'),
1758         'group_id': fields.many2one('procurement.group', 'Procurement Group'),
1759         'rule_id': fields.many2one('procurement.rule', 'Procurement Rule', help='The pull rule that created this stock move'),
1760         'push_rule_id': fields.many2one('stock.location.path', 'Push Rule', help='The push rule that created this stock move'),
1761         'propagate': fields.boolean('Propagate cancel and split', help='If checked, when this move is cancelled, cancel the linked move too'),
1762         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type'),
1763         'inventory_id': fields.many2one('stock.inventory', 'Inventory'),
1764         'lot_ids': fields.function(_get_lot_ids, type='many2many', relation='stock.production.lot', string='Lots'),
1765         'origin_returned_move_id': fields.many2one('stock.move', 'Origin return move', help='move that created the return move', copy=False),
1766         'returned_move_ids': fields.one2many('stock.move', 'origin_returned_move_id', 'All returned moves', help='Optional: all returned moves created from this move'),
1767         'reserved_availability': fields.function(_get_reserved_availability, type='float', string='Quantity Reserved', readonly=True, help='Quantity that has already been reserved for this move'),
1768         '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'),
1769         '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'),
1770         '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'"),
1771         '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'"),
1772         '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"),
1773         '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)."),
1774     }
1775
1776     def _default_location_destination(self, cr, uid, context=None):
1777         context = context or {}
1778         if context.get('default_picking_type_id', False):
1779             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1780             return pick_type.default_location_dest_id and pick_type.default_location_dest_id.id or False
1781         return False
1782
1783     def _default_location_source(self, cr, uid, context=None):
1784         context = context or {}
1785         if context.get('default_picking_type_id', False):
1786             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1787             return pick_type.default_location_src_id and pick_type.default_location_src_id.id or False
1788         return False
1789
1790     def _default_destination_address(self, cr, uid, context=None):
1791         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1792         return user.company_id.partner_id.id
1793
1794     _defaults = {
1795         'location_id': _default_location_source,
1796         'location_dest_id': _default_location_destination,
1797         'partner_id': _default_destination_address,
1798         'state': 'draft',
1799         'priority': '1',
1800         'product_uom_qty': 1.0,
1801         'scrapped': False,
1802         'date': fields.datetime.now,
1803         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1804         'date_expected': fields.datetime.now,
1805         'procure_method': 'make_to_stock',
1806         'propagate': True,
1807         'partially_available': False,
1808     }
1809
1810     def _check_uom(self, cr, uid, ids, context=None):
1811         for move in self.browse(cr, uid, ids, context=context):
1812             if move.product_id.uom_id.category_id.id != move.product_uom.category_id.id:
1813                 return False
1814         return True
1815
1816     _constraints = [
1817         (_check_uom,
1818             '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.',
1819             ['product_uom']),
1820     ]
1821
1822     @api.cr_uid_ids_context
1823     def do_unreserve(self, cr, uid, move_ids, context=None):
1824         quant_obj = self.pool.get("stock.quant")
1825         for move in self.browse(cr, uid, move_ids, context=context):
1826             if move.state in ('done', 'cancel'):
1827                 raise osv.except_osv(_('Operation Forbidden!'), _('Cannot unreserve a done move'))
1828             quant_obj.quants_unreserve(cr, uid, move, context=context)
1829             if self.find_move_ancestors(cr, uid, move, context=context):
1830                 self.write(cr, uid, [move.id], {'state': 'waiting'}, context=context)
1831             else:
1832                 self.write(cr, uid, [move.id], {'state': 'confirmed'}, context=context)
1833
1834     def _prepare_procurement_from_move(self, cr, uid, move, context=None):
1835         origin = (move.group_id and (move.group_id.name + ":") or "") + (move.rule_id and move.rule_id.name or move.origin or "/")
1836         group_id = move.group_id and move.group_id.id or False
1837         if move.rule_id:
1838             if move.rule_id.group_propagation_option == 'fixed' and move.rule_id.group_id:
1839                 group_id = move.rule_id.group_id.id
1840             elif move.rule_id.group_propagation_option == 'none':
1841                 group_id = False
1842         return {
1843             'name': move.rule_id and move.rule_id.name or "/",
1844             'origin': origin,
1845             'company_id': move.company_id and move.company_id.id or False,
1846             'date_planned': move.date,
1847             'product_id': move.product_id.id,
1848             'product_qty': move.product_uom_qty,
1849             'product_uom': move.product_uom.id,
1850             'product_uos_qty': (move.product_uos and move.product_uos_qty) or move.product_uom_qty,
1851             'product_uos': (move.product_uos and move.product_uos.id) or move.product_uom.id,
1852             'location_id': move.location_id.id,
1853             'move_dest_id': move.id,
1854             'group_id': group_id,
1855             'route_ids': [(4, x.id) for x in move.route_ids],
1856             'warehouse_id': move.warehouse_id.id or (move.picking_type_id and move.picking_type_id.warehouse_id.id or False),
1857             'priority': move.priority,
1858         }
1859
1860     def _push_apply(self, cr, uid, moves, context=None):
1861         push_obj = self.pool.get("stock.location.path")
1862         for move in moves:
1863             #1) if the move is already chained, there is no need to check push rules
1864             #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
1865             #   to receive goods without triggering the push rules again (which would duplicate chained operations)
1866             if not move.move_dest_id and not move.origin_returned_move_id:
1867                 domain = [('location_from_id', '=', move.location_dest_id.id)]
1868                 #priority goes to the route defined on the product and product category
1869                 route_ids = [x.id for x in move.product_id.route_ids + move.product_id.categ_id.total_route_ids]
1870                 rules = push_obj.search(cr, uid, domain + [('route_id', 'in', route_ids)], order='route_sequence, sequence', context=context)
1871                 if not rules:
1872                     #then we search on the warehouse if a rule can apply
1873                     wh_route_ids = []
1874                     if move.warehouse_id:
1875                         wh_route_ids = [x.id for x in move.warehouse_id.route_ids]
1876                     elif move.picking_type_id and move.picking_type_id.warehouse_id:
1877                         wh_route_ids = [x.id for x in move.picking_type_id.warehouse_id.route_ids]
1878                     if wh_route_ids:
1879                         rules = push_obj.search(cr, uid, domain + [('route_id', 'in', wh_route_ids)], order='route_sequence, sequence', context=context)
1880                     if not rules:
1881                         #if no specialized push rule has been found yet, we try to find a general one (without route)
1882                         rules = push_obj.search(cr, uid, domain + [('route_id', '=', False)], order='sequence', context=context)
1883                 if rules:
1884                     rule = push_obj.browse(cr, uid, rules[0], context=context)
1885                     push_obj._apply(cr, uid, rule, move, context=context)
1886         return True
1887
1888     def _create_procurement(self, cr, uid, move, context=None):
1889         """ This will create a procurement order """
1890         return self.pool.get("procurement.order").create(cr, uid, self._prepare_procurement_from_move(cr, uid, move, context=context))
1891
1892     def write(self, cr, uid, ids, vals, context=None):
1893         if context is None:
1894             context = {}
1895         if isinstance(ids, (int, long)):
1896             ids = [ids]
1897         # Check that we do not modify a stock.move which is done
1898         frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1899         for move in self.browse(cr, uid, ids, context=context):
1900             if move.state == 'done':
1901                 if frozen_fields.intersection(vals):
1902                     raise osv.except_osv(_('Operation Forbidden!'),
1903                         _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1904         propagated_changes_dict = {}
1905         #propagation of quantity change
1906         if vals.get('product_uom_qty'):
1907             propagated_changes_dict['product_uom_qty'] = vals['product_uom_qty']
1908         if vals.get('product_uom_id'):
1909             propagated_changes_dict['product_uom_id'] = vals['product_uom_id']
1910         #propagation of expected date:
1911         propagated_date_field = False
1912         if vals.get('date_expected'):
1913             #propagate any manual change of the expected date
1914             propagated_date_field = 'date_expected'
1915         elif (vals.get('state', '') == 'done' and vals.get('date')):
1916             #propagate also any delta observed when setting the move as done
1917             propagated_date_field = 'date'
1918
1919         if not context.get('do_not_propagate', False) and (propagated_date_field or propagated_changes_dict):
1920             #any propagation is (maybe) needed
1921             for move in self.browse(cr, uid, ids, context=context):
1922                 if move.move_dest_id and move.propagate:
1923                     if 'date_expected' in propagated_changes_dict:
1924                         propagated_changes_dict.pop('date_expected')
1925                     if propagated_date_field:
1926                         current_date = datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1927                         new_date = datetime.strptime(vals.get(propagated_date_field), DEFAULT_SERVER_DATETIME_FORMAT)
1928                         delta = new_date - current_date
1929                         if abs(delta.days) >= move.company_id.propagation_minimum_delta:
1930                             old_move_date = datetime.strptime(move.move_dest_id.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1931                             new_move_date = (old_move_date + relativedelta.relativedelta(days=delta.days or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
1932                             propagated_changes_dict['date_expected'] = new_move_date
1933                     #For pushed moves as well as for pulled moves, propagate by recursive call of write().
1934                     #Note that, for pulled moves we intentionally don't propagate on the procurement.
1935                     if propagated_changes_dict:
1936                         self.write(cr, uid, [move.move_dest_id.id], propagated_changes_dict, context=context)
1937         return super(stock_move, self).write(cr, uid, ids, vals, context=context)
1938
1939     def onchange_quantity(self, cr, uid, ids, product_id, product_qty, product_uom, product_uos):
1940         """ On change of product quantity finds UoM and UoS quantities
1941         @param product_id: Product id
1942         @param product_qty: Changed Quantity of product
1943         @param product_uom: Unit of measure of product
1944         @param product_uos: Unit of sale of product
1945         @return: Dictionary of values
1946         """
1947         result = {
1948             'product_uos_qty': 0.00
1949         }
1950         warning = {}
1951
1952         if (not product_id) or (product_qty <= 0.0):
1953             result['product_qty'] = 0.0
1954             return {'value': result}
1955
1956         product_obj = self.pool.get('product.product')
1957         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1958
1959         # Warn if the quantity was decreased
1960         if ids:
1961             for move in self.read(cr, uid, ids, ['product_qty']):
1962                 if product_qty < move['product_qty']:
1963                     warning.update({
1964                         'title': _('Information'),
1965                         'message': _("By changing this quantity here, you accept the "
1966                                 "new quantity as complete: Odoo will not "
1967                                 "automatically generate a back order.")})
1968                 break
1969
1970         if product_uos and product_uom and (product_uom != product_uos):
1971             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1972         else:
1973             result['product_uos_qty'] = product_qty
1974
1975         return {'value': result, 'warning': warning}
1976
1977     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1978                           product_uos, product_uom):
1979         """ On change of product quantity finds UoM and UoS quantities
1980         @param product_id: Product id
1981         @param product_uos_qty: Changed UoS Quantity of product
1982         @param product_uom: Unit of measure of product
1983         @param product_uos: Unit of sale of product
1984         @return: Dictionary of values
1985         """
1986         result = {
1987             'product_uom_qty': 0.00
1988         }
1989
1990         if (not product_id) or (product_uos_qty <= 0.0):
1991             result['product_uos_qty'] = 0.0
1992             return {'value': result}
1993
1994         product_obj = self.pool.get('product.product')
1995         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1996
1997         # No warning if the quantity was decreased to avoid double warnings:
1998         # The clients should call onchange_quantity too anyway
1999
2000         if product_uos and product_uom and (product_uom != product_uos):
2001             result['product_uom_qty'] = product_uos_qty / uos_coeff['uos_coeff']
2002         else:
2003             result['product_uom_qty'] = product_uos_qty
2004         return {'value': result}
2005
2006     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False, loc_dest_id=False, partner_id=False):
2007         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
2008         @param prod_id: Changed Product id
2009         @param loc_id: Source location id
2010         @param loc_dest_id: Destination location id
2011         @param partner_id: Address id of partner
2012         @return: Dictionary of values
2013         """
2014         if not prod_id:
2015             return {}
2016         user = self.pool.get('res.users').browse(cr, uid, uid)
2017         lang = user and user.lang or False
2018         if partner_id:
2019             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
2020             if addr_rec:
2021                 lang = addr_rec and addr_rec.lang or False
2022         ctx = {'lang': lang}
2023
2024         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
2025         uos_id = product.uos_id and product.uos_id.id or False
2026         result = {
2027             'name': product.partner_ref,
2028             'product_uom': product.uom_id.id,
2029             'product_uos': uos_id,
2030             'product_uom_qty': 1.00,
2031             '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'],
2032         }
2033         if loc_id:
2034             result['location_id'] = loc_id
2035         if loc_dest_id:
2036             result['location_dest_id'] = loc_dest_id
2037         return {'value': result}
2038
2039     @api.cr_uid_ids_context
2040     def _picking_assign(self, cr, uid, move_ids, procurement_group, location_from, location_to, context=None):
2041         """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
2042         (and company). Those attributes are also given as parameters.
2043         """
2044         pick_obj = self.pool.get("stock.picking")
2045         picks = pick_obj.search(cr, uid, [
2046                 ('group_id', '=', procurement_group),
2047                 ('location_id', '=', location_from),
2048                 ('location_dest_id', '=', location_to),
2049                 ('state', 'in', ['draft', 'confirmed', 'waiting'])], context=context)
2050         if picks:
2051             pick = picks[0]
2052         else:
2053             move = self.browse(cr, uid, move_ids, context=context)[0]
2054             values = {
2055                 'origin': move.origin,
2056                 'company_id': move.company_id and move.company_id.id or False,
2057                 'move_type': move.group_id and move.group_id.move_type or 'direct',
2058                 'partner_id': move.partner_id.id or False,
2059                 'picking_type_id': move.picking_type_id and move.picking_type_id.id or False,
2060             }
2061             pick = pick_obj.create(cr, uid, values, context=context)
2062         return self.write(cr, uid, move_ids, {'picking_id': pick}, context=context)
2063
2064     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
2065         """ On change of Scheduled Date gives a Move date.
2066         @param date_expected: Scheduled Date
2067         @param date: Move Date
2068         @return: Move Date
2069         """
2070         if not date_expected:
2071             date_expected = time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
2072         return {'value': {'date': date_expected}}
2073
2074     def attribute_price(self, cr, uid, move, context=None):
2075         """
2076             Attribute price to move, important in inter-company moves or receipts with only one partner
2077         """
2078         if not move.price_unit:
2079             price = move.product_id.standard_price
2080             self.write(cr, uid, [move.id], {'price_unit': price})
2081
2082     def action_confirm(self, cr, uid, ids, context=None):
2083         """ Confirms stock move or put it in waiting if it's linked to another move.
2084         @return: List of ids.
2085         """
2086         if isinstance(ids, (int, long)):
2087             ids = [ids]
2088         states = {
2089             'confirmed': [],
2090             'waiting': []
2091         }
2092         to_assign = {}
2093         for move in self.browse(cr, uid, ids, context=context):
2094             self.attribute_price(cr, uid, move, context=context)
2095             state = 'confirmed'
2096             #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)
2097             if move.move_orig_ids:
2098                 state = 'waiting'
2099             #if the move is split and some of the ancestor was preceeded, then it's waiting as well
2100             elif move.split_from:
2101                 move2 = move.split_from
2102                 while move2 and state != 'waiting':
2103                     if move2.move_orig_ids:
2104                         state = 'waiting'
2105                     move2 = move2.split_from
2106             states[state].append(move.id)
2107
2108             if not move.picking_id and move.picking_type_id:
2109                 key = (move.group_id.id, move.location_id.id, move.location_dest_id.id)
2110                 if key not in to_assign:
2111                     to_assign[key] = []
2112                 to_assign[key].append(move.id)
2113
2114         for move in self.browse(cr, uid, states['confirmed'], context=context):
2115             if move.procure_method == 'make_to_order':
2116                 self._create_procurement(cr, uid, move, context=context)
2117                 states['waiting'].append(move.id)
2118                 states['confirmed'].remove(move.id)
2119
2120         for state, write_ids in states.items():
2121             if len(write_ids):
2122                 self.write(cr, uid, write_ids, {'state': state})
2123         #assign picking in batch for all confirmed move that share the same details
2124         for key, move_ids in to_assign.items():
2125             procurement_group, location_from, location_to = key
2126             self._picking_assign(cr, uid, move_ids, procurement_group, location_from, location_to, context=context)
2127         moves = self.browse(cr, uid, ids, context=context)
2128         self._push_apply(cr, uid, moves, context=context)
2129         return ids
2130
2131     def force_assign(self, cr, uid, ids, context=None):
2132         """ Changes the state to assigned.
2133         @return: True
2134         """
2135         return self.write(cr, uid, ids, {'state': 'assigned'}, context=context)
2136
2137     def check_tracking_product(self, cr, uid, product, lot_id, location, location_dest, context=None):
2138         check = False
2139         if product.track_all and not location_dest.usage == 'inventory':
2140             check = True
2141         elif product.track_incoming and location.usage in ('supplier', 'transit', 'inventory') and location_dest.usage == 'internal':
2142             check = True
2143         elif product.track_outgoing and location_dest.usage in ('customer', 'transit') and location.usage == 'internal':
2144             check = True
2145         if check and not lot_id:
2146             raise osv.except_osv(_('Warning!'), _('You must assign a serial number for the product %s') % (product.name))
2147
2148
2149     def check_tracking(self, cr, uid, move, lot_id, context=None):
2150         """ Checks if serial number is assigned to stock move or not and raise an error if it had to.
2151         """
2152         self.check_tracking_product(cr, uid, move.product_id, lot_id, move.location_id, move.location_dest_id, context=context)
2153
2154
2155     def action_assign(self, cr, uid, ids, context=None):
2156         """ Checks the product type and accordingly writes the state.
2157         """
2158         context = context or {}
2159         quant_obj = self.pool.get("stock.quant")
2160         to_assign_moves = []
2161         main_domain = {}
2162         todo_moves = []
2163         operations = set()
2164         for move in self.browse(cr, uid, ids, context=context):
2165             if move.state not in ('confirmed', 'waiting', 'assigned'):
2166                 continue
2167             if move.location_id.usage in ('supplier', 'inventory', 'production'):
2168                 to_assign_moves.append(move.id)
2169                 #in case the move is returned, we want to try to find quants before forcing the assignment
2170                 if not move.origin_returned_move_id:
2171                     continue
2172             if move.product_id.type == 'consu':
2173                 to_assign_moves.append(move.id)
2174                 continue
2175             else:
2176                 todo_moves.append(move)
2177
2178                 #we always keep the quants already assigned and try to find the remaining quantity on quants not assigned only
2179                 main_domain[move.id] = [('reservation_id', '=', False), ('qty', '>', 0)]
2180
2181                 #if the move is preceeded, restrict the choice of quants in the ones moved previously in original move
2182                 ancestors = self.find_move_ancestors(cr, uid, move, context=context)
2183                 if move.state == 'waiting' and not ancestors:
2184                     #if the waiting move hasn't yet any ancestor (PO/MO not confirmed yet), don't find any quant available in stock
2185                     main_domain[move.id] += [('id', '=', False)]
2186                 elif ancestors:
2187                     main_domain[move.id] += [('history_ids', 'in', ancestors)]
2188
2189                 #if the move is returned from another, restrict the choice of quants to the ones that follow the returned move
2190                 if move.origin_returned_move_id:
2191                     main_domain[move.id] += [('history_ids', 'in', move.origin_returned_move_id.id)]
2192                 for link in move.linked_move_operation_ids:
2193                     operations.add(link.operation_id)
2194         # Check all ops and sort them: we want to process first the packages, then operations with lot then the rest
2195         operations = list(operations)
2196         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))
2197         for ops in operations:
2198             #first try to find quants based on specific domains given by linked operations
2199             for record in ops.linked_move_operation_ids:
2200                 move = record.move_id
2201                 if move.id in main_domain:
2202                     domain = main_domain[move.id] + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2203                     qty = record.qty
2204                     if qty:
2205                         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)
2206                         quant_obj.quants_reserve(cr, uid, quants, move, record, context=context)
2207         for move in todo_moves:
2208             if move.linked_move_operation_ids:
2209                 continue
2210             #then if the move isn't totally assigned, try to find quants without any specific domain
2211             if move.state != 'assigned':
2212                 qty_already_assigned = move.reserved_availability
2213                 qty = move.product_qty - qty_already_assigned
2214                 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)
2215                 quant_obj.quants_reserve(cr, uid, quants, move, context=context)
2216
2217         #force assignation of consumable products and incoming from supplier/inventory/production
2218         if to_assign_moves:
2219             self.force_assign(cr, uid, to_assign_moves, context=context)
2220
2221     def action_cancel(self, cr, uid, ids, context=None):
2222         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2223         @return: True
2224         """
2225         procurement_obj = self.pool.get('procurement.order')
2226         context = context or {}
2227         procs_to_check = []
2228         for move in self.browse(cr, uid, ids, context=context):
2229             if move.state == 'done':
2230                 raise osv.except_osv(_('Operation Forbidden!'),
2231                         _('You cannot cancel a stock move that has been set to \'Done\'.'))
2232             if move.reserved_quant_ids:
2233                 self.pool.get("stock.quant").quants_unreserve(cr, uid, move, context=context)
2234             if context.get('cancel_procurement'):
2235                 if move.propagate:
2236                     procurement_ids = procurement_obj.search(cr, uid, [('move_dest_id', '=', move.id)], context=context)
2237                     procurement_obj.cancel(cr, uid, procurement_ids, context=context)
2238             else:
2239                 if move.move_dest_id:
2240                     if move.propagate:
2241                         self.action_cancel(cr, uid, [move.move_dest_id.id], context=context)
2242                     elif move.move_dest_id.state == 'waiting':
2243                         #If waiting, the chain will be broken and we are not sure if we can still wait for it (=> could take from stock instead)
2244                         self.write(cr, uid, [move.move_dest_id.id], {'state': 'confirmed'}, context=context)
2245                 if move.procurement_id:
2246                     # Does the same as procurement check, only eliminating a refresh
2247                     procs_to_check.append(move.procurement_id.id)
2248
2249         res = self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False}, context=context)
2250         if procs_to_check:
2251             procurement_obj.check(cr, uid, procs_to_check, context=context)
2252         return res
2253
2254     def _check_package_from_moves(self, cr, uid, ids, context=None):
2255         pack_obj = self.pool.get("stock.quant.package")
2256         packs = set()
2257         for move in self.browse(cr, uid, ids, context=context):
2258             packs |= set([q.package_id for q in move.quant_ids if q.package_id and q.qty > 0])
2259         return pack_obj._check_location_constraint(cr, uid, list(packs), context=context)
2260
2261     def find_move_ancestors(self, cr, uid, move, context=None):
2262         '''Find the first level ancestors of given move '''
2263         ancestors = []
2264         move2 = move
2265         while move2:
2266             ancestors += [x.id for x in move2.move_orig_ids]
2267             #loop on the split_from to find the ancestor of split moves only if the move has not direct ancestor (priority goes to them)
2268             move2 = not move2.move_orig_ids and move2.split_from or False
2269         return ancestors
2270
2271     @api.cr_uid_ids_context
2272     def recalculate_move_state(self, cr, uid, move_ids, context=None):
2273         '''Recompute the state of moves given because their reserved quants were used to fulfill another operation'''
2274         for move in self.browse(cr, uid, move_ids, context=context):
2275             vals = {}
2276             reserved_quant_ids = move.reserved_quant_ids
2277             if len(reserved_quant_ids) > 0 and not move.partially_available:
2278                 vals['partially_available'] = True
2279             if len(reserved_quant_ids) == 0 and move.partially_available:
2280                 vals['partially_available'] = False
2281             if move.state == 'assigned':
2282                 if self.find_move_ancestors(cr, uid, move, context=context):
2283                     vals['state'] = 'waiting'
2284                 else:
2285                     vals['state'] = 'confirmed'
2286             if vals:
2287                 self.write(cr, uid, [move.id], vals, context=context)
2288
2289     def action_done(self, cr, uid, ids, context=None):
2290         """ Process completely the moves given as ids and if all moves are done, it will finish the picking.
2291         """
2292         context = context or {}
2293         picking_obj = self.pool.get("stock.picking")
2294         quant_obj = self.pool.get("stock.quant")
2295         todo = [move.id for move in self.browse(cr, uid, ids, context=context) if move.state == "draft"]
2296         if todo:
2297             ids = self.action_confirm(cr, uid, todo, context=context)
2298         pickings = set()
2299         procurement_ids = []
2300         #Search operations that are linked to the moves
2301         operations = set()
2302         move_qty = {}
2303         for move in self.browse(cr, uid, ids, context=context):
2304             move_qty[move.id] = move.product_qty
2305             for link in move.linked_move_operation_ids:
2306                 operations.add(link.operation_id)
2307
2308         #Sort operations according to entire packages first, then package + lot, package only, lot only
2309         operations = list(operations)
2310         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))
2311
2312         for ops in operations:
2313             if ops.picking_id:
2314                 pickings.add(ops.picking_id.id)
2315             main_domain = [('qty', '>', 0)]
2316             for record in ops.linked_move_operation_ids:
2317                 move = record.move_id
2318                 self.check_tracking(cr, uid, move, not ops.product_id and ops.package_id.id or ops.lot_id.id, context=context)
2319                 prefered_domain = [('reservation_id', '=', move.id)]
2320                 fallback_domain = [('reservation_id', '=', False)]
2321                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2322                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2323                 dom = main_domain + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2324                 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,
2325                                                           restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2326                 if ops.result_package_id.id:
2327                     #if a result package is given, all quants go there
2328                     quant_dest_package_id = ops.result_package_id.id
2329                 elif ops.product_id and ops.package_id:
2330                     #if a package and a product is given, we will remove quants from the pack.
2331                     quant_dest_package_id = False
2332                 else:
2333                     #otherwise we keep the current pack of the quant, which may mean None
2334                     quant_dest_package_id = ops.package_id.id
2335                 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)
2336                 # Handle pack in pack
2337                 if not ops.product_id and ops.package_id and ops.result_package_id.id != ops.package_id.parent_id.id:
2338                     self.pool.get('stock.quant.package').write(cr, SUPERUSER_ID, [ops.package_id.id], {'parent_id': ops.result_package_id.id}, context=context)
2339                 if not move_qty.get(move.id):
2340                     raise osv.except_osv(_("Error"), _("The roundings of your Unit of Measures %s on the move vs. %s on the product don't allow to do these operations or you are not transferring the picking at once. ") % (move.product_uom.name, move.product_id.uom_id.name))
2341                 move_qty[move.id] -= record.qty
2342         #Check for remaining qtys and unreserve/check move_dest_id in
2343         move_dest_ids = set()
2344         for move in self.browse(cr, uid, ids, context=context):
2345             move_qty_cmp = float_compare(move_qty[move.id], 0, precision_rounding=move.product_id.uom_id.rounding)
2346             if move_qty_cmp > 0:  # (=In case no pack operations in picking)
2347                 main_domain = [('qty', '>', 0)]
2348                 prefered_domain = [('reservation_id', '=', move.id)]
2349                 fallback_domain = [('reservation_id', '=', False)]
2350                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2351                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2352                 self.check_tracking(cr, uid, move, move.restrict_lot_id.id, context=context)
2353                 qty = move_qty[move.id]
2354                 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)
2355                 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)
2356
2357             # If the move has a destination, add it to the list to reserve
2358             if move.move_dest_id and move.move_dest_id.state in ('waiting', 'confirmed'):
2359                 move_dest_ids.add(move.move_dest_id.id)
2360
2361             if move.procurement_id:
2362                 procurement_ids.append(move.procurement_id.id)
2363
2364             #unreserve the quants and make them available for other operations/moves
2365             quant_obj.quants_unreserve(cr, uid, move, context=context)
2366         # Check the packages have been placed in the correct locations
2367         self._check_package_from_moves(cr, uid, ids, context=context)
2368         #set the move as done
2369         self.write(cr, uid, ids, {'state': 'done', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2370         self.pool.get('procurement.order').check(cr, uid, procurement_ids, context=context)
2371         #assign destination moves
2372         if move_dest_ids:
2373             self.action_assign(cr, uid, list(move_dest_ids), context=context)
2374         #check picking state to set the date_done is needed
2375         done_picking = []
2376         for picking in picking_obj.browse(cr, uid, list(pickings), context=context):
2377             if picking.state == 'done' and not picking.date_done:
2378                 done_picking.append(picking.id)
2379         if done_picking:
2380             picking_obj.write(cr, uid, done_picking, {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2381         return True
2382
2383     def unlink(self, cr, uid, ids, context=None):
2384         context = context or {}
2385         for move in self.browse(cr, uid, ids, context=context):
2386             if move.state not in ('draft', 'cancel'):
2387                 raise osv.except_osv(_('User Error!'), _('You can only delete draft moves.'))
2388         return super(stock_move, self).unlink(cr, uid, ids, context=context)
2389
2390     def action_scrap(self, cr, uid, ids, quantity, location_id, restrict_lot_id=False, restrict_partner_id=False, context=None):
2391         """ Move the scrap/damaged product into scrap location
2392         @param cr: the database cursor
2393         @param uid: the user id
2394         @param ids: ids of stock move object to be scrapped
2395         @param quantity : specify scrap qty
2396         @param location_id : specify scrap location
2397         @param context: context arguments
2398         @return: Scraped lines
2399         """
2400         #quantity should be given in MOVE UOM
2401         if quantity <= 0:
2402             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2403         res = []
2404         for move in self.browse(cr, uid, ids, context=context):
2405             source_location = move.location_id
2406             if move.state == 'done':
2407                 source_location = move.location_dest_id
2408             #Previously used to prevent scraping from virtual location but not necessary anymore
2409             #if source_location.usage != 'internal':
2410                 #restrict to scrap from a virtual location because it's meaningless and it may introduce errors in stock ('creating' new products from nowhere)
2411                 #raise osv.except_osv(_('Error!'), _('Forbidden operation: it is not allowed to scrap products from a virtual location.'))
2412             move_qty = move.product_qty
2413             uos_qty = quantity / move_qty * move.product_uos_qty
2414             default_val = {
2415                 'location_id': source_location.id,
2416                 'product_uom_qty': quantity,
2417                 'product_uos_qty': uos_qty,
2418                 'state': move.state,
2419                 'scrapped': True,
2420                 'location_dest_id': location_id,
2421                 'restrict_lot_id': restrict_lot_id,
2422                 'restrict_partner_id': restrict_partner_id,
2423             }
2424             new_move = self.copy(cr, uid, move.id, default_val)
2425
2426             res += [new_move]
2427             product_obj = self.pool.get('product.product')
2428             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2429                 if move.picking_id:
2430                     uom = product.uom_id.name if product.uom_id else ''
2431                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2432                     move.picking_id.message_post(body=message)
2433
2434         self.action_done(cr, uid, res, context=context)
2435         return res
2436
2437     def split(self, cr, uid, move, qty, restrict_lot_id=False, restrict_partner_id=False, context=None):
2438         """ Splits qty from move move into a new move
2439         :param move: browse record
2440         :param qty: float. quantity to split (given in product UoM)
2441         :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.
2442         :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.
2443         :param context: dictionay. can contains the special key 'source_location_id' in order to force the source location when copying the move
2444
2445         returns the ID of the backorder move created
2446         """
2447         if move.state in ('done', 'cancel'):
2448             raise osv.except_osv(_('Error'), _('You cannot split a move done'))
2449         if move.state == 'draft':
2450             #we restrict the split of a draft move because if not confirmed yet, it may be replaced by several other moves in
2451             #case of phantom bom (with mrp module). And we don't want to deal with this complexity by copying the product that will explode.
2452             raise osv.except_osv(_('Error'), _('You cannot split a draft move. It needs to be confirmed first.'))
2453
2454         if move.product_qty <= qty or qty == 0:
2455             return move.id
2456
2457         uom_obj = self.pool.get('product.uom')
2458         context = context or {}
2459
2460         #HALF-UP rounding as only rounding errors will be because of propagation of error from default UoM
2461         uom_qty = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, qty, move.product_uom, rounding_method='HALF-UP', context=context)
2462         uos_qty = uom_qty * move.product_uos_qty / move.product_uom_qty
2463
2464         defaults = {
2465             'product_uom_qty': uom_qty,
2466             'product_uos_qty': uos_qty,
2467             'procure_method': 'make_to_stock',
2468             'restrict_lot_id': restrict_lot_id,
2469             'restrict_partner_id': restrict_partner_id,
2470             'split_from': move.id,
2471             'procurement_id': move.procurement_id.id,
2472             'move_dest_id': move.move_dest_id.id,
2473         }
2474         if context.get('source_location_id'):
2475             defaults['location_id'] = context['source_location_id']
2476         new_move = self.copy(cr, uid, move.id, defaults)
2477
2478         ctx = context.copy()
2479         ctx['do_not_propagate'] = True
2480         self.write(cr, uid, [move.id], {
2481             'product_uom_qty': move.product_uom_qty - uom_qty,
2482             'product_uos_qty': move.product_uos_qty - uos_qty,
2483         }, context=ctx)
2484
2485         if move.move_dest_id and move.propagate and move.move_dest_id.state not in ('done', 'cancel'):
2486             new_move_prop = self.split(cr, uid, move.move_dest_id, qty, context=context)
2487             self.write(cr, uid, [new_move], {'move_dest_id': new_move_prop}, context=context)
2488         #returning the first element of list returned by action_confirm is ok because we checked it wouldn't be exploded (and
2489         #thus the result of action_confirm should always be a list of 1 element length)
2490         return self.action_confirm(cr, uid, [new_move], context=context)[0]
2491
2492
2493     def get_code_from_locs(self, cr, uid, move, location_id=False, location_dest_id=False, context=None):
2494         """
2495         Returns the code the picking type should have.  This can easily be used
2496         to check if a move is internal or not
2497         move, location_id and location_dest_id are browse records
2498         """
2499         code = 'internal'
2500         src_loc = location_id or move.location_id
2501         dest_loc = location_dest_id or move.location_dest_id
2502         if src_loc.usage == 'internal' and dest_loc.usage != 'internal':
2503             code = 'outgoing'
2504         if src_loc.usage != 'internal' and dest_loc.usage == 'internal':
2505             code = 'incoming'
2506         return code
2507
2508
2509 class stock_inventory(osv.osv):
2510     _name = "stock.inventory"
2511     _description = "Inventory"
2512
2513     def _get_move_ids_exist(self, cr, uid, ids, field_name, arg, context=None):
2514         res = {}
2515         for inv in self.browse(cr, uid, ids, context=context):
2516             res[inv.id] = False
2517             if inv.move_ids:
2518                 res[inv.id] = True
2519         return res
2520
2521     def _get_available_filters(self, cr, uid, context=None):
2522         """
2523            This function will return the list of filter allowed according to the options checked
2524            in 'Settings\Warehouse'.
2525
2526            :rtype: list of tuple
2527         """
2528         #default available choices
2529         res_filter = [('none', _('All products')), ('product', _('One product only'))]
2530         settings_obj = self.pool.get('stock.config.settings')
2531         config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
2532         #If we don't have updated config until now, all fields are by default false and so should be not dipslayed
2533         if not config_ids:
2534             return res_filter
2535
2536         stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
2537         if stock_settings.group_stock_tracking_owner:
2538             res_filter.append(('owner', _('One owner only')))
2539             res_filter.append(('product_owner', _('One product for a specific owner')))
2540         if stock_settings.group_stock_tracking_lot:
2541             res_filter.append(('lot', _('One Lot/Serial Number')))
2542         if stock_settings.group_stock_packaging:
2543             res_filter.append(('pack', _('A Pack')))
2544         return res_filter
2545
2546     def _get_total_qty(self, cr, uid, ids, field_name, args, context=None):
2547         res = {}
2548         for inv in self.browse(cr, uid, ids, context=context):
2549             res[inv.id] = sum([x.product_qty for x in inv.line_ids])
2550         return res
2551
2552     INVENTORY_STATE_SELECTION = [
2553         ('draft', 'Draft'),
2554         ('cancel', 'Cancelled'),
2555         ('confirm', 'In Progress'),
2556         ('done', 'Validated'),
2557     ]
2558
2559     _columns = {
2560         'name': fields.char('Inventory Reference', required=True, readonly=True, states={'draft': [('readonly', False)]}, help="Inventory Name."),
2561         '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."),
2562         'line_ids': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=False, states={'done': [('readonly', True)]}, help="Inventory Lines.", copy=True),
2563         'move_ids': fields.one2many('stock.move', 'inventory_id', 'Created Moves', help="Inventory Moves.", states={'done': [('readonly', True)]}),
2564         'state': fields.selection(INVENTORY_STATE_SELECTION, 'Status', readonly=True, select=True, copy=False),
2565         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft': [('readonly', False)]}),
2566         'location_id': fields.many2one('stock.location', 'Inventoried Location', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2567         '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."),
2568         '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."),
2569         '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."),
2570         '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),
2571         'move_ids_exist': fields.function(_get_move_ids_exist, type='boolean', string=' Stock Move Exists?', help='technical field for attrs in view'),
2572         'filter': fields.selection(_get_available_filters, 'Selection Filter', required=True),
2573         'total_qty': fields.function(_get_total_qty, type="float"),
2574     }
2575
2576     def _default_stock_location(self, cr, uid, context=None):
2577         try:
2578             warehouse = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'warehouse0')
2579             return warehouse.lot_stock_id.id
2580         except:
2581             return False
2582
2583     _defaults = {
2584         'date': fields.datetime.now,
2585         'state': 'draft',
2586         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2587         'location_id': _default_stock_location,
2588         'filter': 'none',
2589     }
2590
2591     def reset_real_qty(self, cr, uid, ids, context=None):
2592         inventory = self.browse(cr, uid, ids[0], context=context)
2593         line_ids = [line.id for line in inventory.line_ids]
2594         self.pool.get('stock.inventory.line').write(cr, uid, line_ids, {'product_qty': 0})
2595         return True
2596
2597     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2598         """ Creates a stock move from an inventory line
2599         @param inventory_line:
2600         @param move_vals:
2601         @return:
2602         """
2603         return self.pool.get('stock.move').create(cr, uid, move_vals)
2604
2605     def action_done(self, cr, uid, ids, context=None):
2606         """ Finish the inventory
2607         @return: True
2608         """
2609         for inv in self.browse(cr, uid, ids, context=context):
2610             for inventory_line in inv.line_ids:
2611                 if inventory_line.product_qty < 0 and inventory_line.product_qty != inventory_line.theoretical_qty:
2612                     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)))
2613             self.action_check(cr, uid, [inv.id], context=context)
2614             self.write(cr, uid, [inv.id], {'state': 'done'}, context=context)
2615             self.post_inventory(cr, uid, inv, context=context)
2616         return True
2617
2618     def post_inventory(self, cr, uid, inv, context=None):
2619         #The inventory is posted as a single step which means quants cannot be moved from an internal location to another using an inventory
2620         #as they will be moved to inventory loss, and other quants will be created to the encoded quant location. This is a normal behavior
2621         #as quants cannot be reuse from inventory location (users can still manually move the products before/after the inventory if they want).
2622         move_obj = self.pool.get('stock.move')
2623         move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2624
2625     def _create_stock_move(self, cr, uid, inventory, todo_line, context=None):
2626         stock_move_obj = self.pool.get('stock.move')
2627         product_obj = self.pool.get('product.product')
2628         inventory_location_id = product_obj.browse(cr, uid, todo_line['product_id'], context=context).property_stock_inventory.id
2629         vals = {
2630             'name': _('INV:') + (inventory.name or ''),
2631             'product_id': todo_line['product_id'],
2632             'product_uom': todo_line['product_uom_id'],
2633             'date': inventory.date,
2634             'company_id': inventory.company_id.id,
2635             'inventory_id': inventory.id,
2636             'state': 'assigned',
2637             'restrict_lot_id': todo_line.get('prod_lot_id'),
2638             'restrict_partner_id': todo_line.get('partner_id'),
2639          }
2640
2641         if todo_line['product_qty'] < 0:
2642             #found more than expected
2643             vals['location_id'] = inventory_location_id
2644             vals['location_dest_id'] = todo_line['location_id']
2645             vals['product_uom_qty'] = -todo_line['product_qty']
2646         else:
2647             #found less than expected
2648             vals['location_id'] = todo_line['location_id']
2649             vals['location_dest_id'] = inventory_location_id
2650             vals['product_uom_qty'] = todo_line['product_qty']
2651         return stock_move_obj.create(cr, uid, vals, context=context)
2652
2653     def action_check(self, cr, uid, ids, context=None):
2654         """ Checks the inventory and computes the stock move to do
2655         @return: True
2656         """
2657         inventory_line_obj = self.pool.get('stock.inventory.line')
2658         stock_move_obj = self.pool.get('stock.move')
2659         for inventory in self.browse(cr, uid, ids, context=context):
2660             #first remove the existing stock moves linked to this inventory
2661             move_ids = [move.id for move in inventory.move_ids]
2662             stock_move_obj.unlink(cr, uid, move_ids, context=context)
2663             for line in inventory.line_ids:
2664                 #compare the checked quantities on inventory lines to the theorical one
2665                 inventory_line_obj._resolve_inventory_line(cr, uid, line, context=context)
2666
2667     def action_cancel_draft(self, cr, uid, ids, context=None):
2668         """ Cancels the stock move and change inventory state to draft.
2669         @return: True
2670         """
2671         for inv in self.browse(cr, uid, ids, context=context):
2672             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2673             self.write(cr, uid, [inv.id], {'state': 'draft'}, context=context)
2674         return True
2675
2676     def action_cancel_inventory(self, cr, uid, ids, context=None):
2677         self.action_cancel_draft(cr, uid, ids, context=context)
2678
2679     def prepare_inventory(self, cr, uid, ids, context=None):
2680         inventory_line_obj = self.pool.get('stock.inventory.line')
2681         for inventory in self.browse(cr, uid, ids, context=context):
2682             # If there are inventory lines already (e.g. from import), respect those and set their theoretical qty
2683             line_ids = [line.id for line in inventory.line_ids]
2684             if not line_ids:
2685                 #compute the inventory lines and create them
2686                 vals = self._get_inventory_lines(cr, uid, inventory, context=context)
2687                 for product_line in vals:
2688                     inventory_line_obj.create(cr, uid, product_line, context=context)
2689             else:
2690                 # On import calculate theoretical quantity
2691                 quant_obj = self.pool.get("stock.quant")
2692                 for line in inventory.line_ids:
2693                     dom = [('company_id', '=', line.company_id.id), ('location_id', 'child_of', line.location_id.id), ('lot_id', '=', line.prod_lot_id.id),
2694                         ('product_id','=', line.product_id.id), ('owner_id', '=', line.partner_id.id)]
2695                     if line.package_id:
2696                         dom += [('package_id', '=', line.package_id.id)]
2697                     quants = quant_obj.search(cr, uid, dom, context=context)
2698                     tot_qty = 0
2699                     for quant in quant_obj.browse(cr, uid, quants, context=context):
2700                         tot_qty += quant.qty
2701                     inventory_line_obj.write(cr, uid, [line.id], {'theoretical_qty': tot_qty}, context=context)
2702
2703         return self.write(cr, uid, ids, {'state': 'confirm', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)})
2704
2705     def _get_inventory_lines(self, cr, uid, inventory, context=None):
2706         location_obj = self.pool.get('stock.location')
2707         product_obj = self.pool.get('product.product')
2708         location_ids = location_obj.search(cr, uid, [('id', 'child_of', [inventory.location_id.id])], context=context)
2709         domain = ' location_id in %s'
2710         args = (tuple(location_ids),)
2711         if inventory.partner_id:
2712             domain += ' and owner_id = %s'
2713             args += (inventory.partner_id.id,)
2714         if inventory.lot_id:
2715             domain += ' and lot_id = %s'
2716             args += (inventory.lot_id.id,)
2717         if inventory.product_id:
2718             domain += ' and product_id = %s'
2719             args += (inventory.product_id.id,)
2720         if inventory.package_id:
2721             domain += ' and package_id = %s'
2722             args += (inventory.package_id.id,)
2723
2724         cr.execute('''
2725            SELECT product_id, sum(qty) as product_qty, location_id, lot_id as prod_lot_id, package_id, owner_id as partner_id
2726            FROM stock_quant WHERE''' + domain + '''
2727            GROUP BY product_id, location_id, lot_id, package_id, partner_id
2728         ''', args)
2729         vals = []
2730         for product_line in cr.dictfetchall():
2731             #replace the None the dictionary by False, because falsy values are tested later on
2732             for key, value in product_line.items():
2733                 if not value:
2734                     product_line[key] = False
2735             product_line['inventory_id'] = inventory.id
2736             product_line['theoretical_qty'] = product_line['product_qty']
2737             if product_line['product_id']:
2738                 product = product_obj.browse(cr, uid, product_line['product_id'], context=context)
2739                 product_line['product_uom_id'] = product.uom_id.id
2740             vals.append(product_line)
2741         return vals
2742
2743
2744 class stock_inventory_line(osv.osv):
2745     _name = "stock.inventory.line"
2746     _description = "Inventory Line"
2747     _order = "inventory_id, location_name, product_code, product_name, prodlot_name"
2748
2749     def _get_product_name_change(self, cr, uid, ids, context=None):
2750         return self.pool.get('stock.inventory.line').search(cr, uid, [('product_id', 'in', ids)], context=context)
2751
2752     def _get_location_change(self, cr, uid, ids, context=None):
2753         return self.pool.get('stock.inventory.line').search(cr, uid, [('location_id', 'in', ids)], context=context)
2754
2755     def _get_prodlot_change(self, cr, uid, ids, context=None):
2756         return self.pool.get('stock.inventory.line').search(cr, uid, [('prod_lot_id', 'in', ids)], context=context)
2757
2758     _columns = {
2759         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2760         'location_id': fields.many2one('stock.location', 'Location', required=True, select=True),
2761         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2762         'package_id': fields.many2one('stock.quant.package', 'Pack', select=True),
2763         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2764         'product_qty': fields.float('Checked Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2765         'company_id': fields.related('inventory_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, select=True, readonly=True),
2766         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2767         'state': fields.related('inventory_id', 'state', type='char', string='Status', readonly=True),
2768         'theoretical_qty': fields.float('Theoretical Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), readonly=True),
2769         'partner_id': fields.many2one('res.partner', 'Owner'),
2770         'product_name': fields.related('product_id', 'name', type='char', string='Product Name', store={
2771                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2772                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2773         'product_code': fields.related('product_id', 'default_code', type='char', string='Product Code', store={
2774                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2775                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2776         'location_name': fields.related('location_id', 'complete_name', type='char', string='Location Name', store={
2777                                                                                             'stock.location': (_get_location_change, ['name', 'location_id', 'active'], 20),
2778                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['location_id'], 20),}),
2779         'prodlot_name': fields.related('prod_lot_id', 'name', type='char', string='Serial Number Name', store={
2780                                                                                             'stock.production.lot': (_get_prodlot_change, ['name'], 20),
2781                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['prod_lot_id'], 20),}),
2782     }
2783
2784     _defaults = {
2785         'product_qty': 1,
2786     }
2787
2788     def create(self, cr, uid, values, context=None):
2789         if context is None:
2790             context = {}
2791         product_obj = self.pool.get('product.product')
2792         if 'product_id' in values and not 'product_uom_id' in values:
2793             values['product_uom_id'] = product_obj.browse(cr, uid, values.get('product_id'), context=context).uom_id.id
2794         return super(stock_inventory_line, self).create(cr, uid, values, context=context)
2795
2796     def _resolve_inventory_line(self, cr, uid, inventory_line, context=None):
2797         stock_move_obj = self.pool.get('stock.move')
2798         diff = inventory_line.theoretical_qty - inventory_line.product_qty
2799         if not diff:
2800             return
2801         #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
2802         vals = {
2803             'name': _('INV:') + (inventory_line.inventory_id.name or ''),
2804             'product_id': inventory_line.product_id.id,
2805             'product_uom': inventory_line.product_uom_id.id,
2806             'date': inventory_line.inventory_id.date,
2807             'company_id': inventory_line.inventory_id.company_id.id,
2808             'inventory_id': inventory_line.inventory_id.id,
2809             'state': 'confirmed',
2810             'restrict_lot_id': inventory_line.prod_lot_id.id,
2811             'restrict_partner_id': inventory_line.partner_id.id,
2812          }
2813         inventory_location_id = inventory_line.product_id.property_stock_inventory.id
2814         if diff < 0:
2815             #found more than expected
2816             vals['location_id'] = inventory_location_id
2817             vals['location_dest_id'] = inventory_line.location_id.id
2818             vals['product_uom_qty'] = -diff
2819         else:
2820             #found less than expected
2821             vals['location_id'] = inventory_line.location_id.id
2822             vals['location_dest_id'] = inventory_location_id
2823             vals['product_uom_qty'] = diff
2824         return stock_move_obj.create(cr, uid, vals, context=context)
2825
2826     def restrict_change(self, cr, uid, ids, theoretical_qty, context=None):
2827         if ids and theoretical_qty:
2828             #if the user try to modify a line prepared by openerp, reject the change and display an error message explaining how he should do
2829             old_value = self.browse(cr, uid, ids[0], context=context)
2830             return {
2831                 'value': {
2832                     'product_id': old_value.product_id.id,
2833                     'product_uom_id': old_value.product_uom_id.id,
2834                     'location_id': old_value.location_id.id,
2835                     'prod_lot_id': old_value.prod_lot_id.id,
2836                     'package_id': old_value.package_id.id,
2837                     'partner_id': old_value.partner_id.id,
2838                     },
2839                 'warning': {
2840                     'title': _('Error'),
2841                     '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.')
2842                 }
2843             }
2844         return {}
2845
2846     def on_change_product_id(self, cr, uid, ids, product, uom, theoretical_qty, context=None):
2847         """ Changes UoM
2848         @param location_id: Location id
2849         @param product: Changed product_id
2850         @param uom: UoM product
2851         @return:  Dictionary of changed values
2852         """
2853         if ids and theoretical_qty:
2854             return self.restrict_change(cr, uid, ids, theoretical_qty, context=context)
2855         if not product:
2856             return {'value': {'product_uom_id': False}}
2857         obj_product = self.pool.get('product.product').browse(cr, uid, product, context=context)
2858         return {'value': {'product_uom_id': uom or obj_product.uom_id.id}}
2859
2860
2861 #----------------------------------------------------------
2862 # Stock Warehouse
2863 #----------------------------------------------------------
2864 class stock_warehouse(osv.osv):
2865     _name = "stock.warehouse"
2866     _description = "Warehouse"
2867
2868     _columns = {
2869         'name': fields.char('Warehouse Name', required=True, select=True),
2870         'company_id': fields.many2one('res.company', 'Company', required=True, readonly=True, select=True),
2871         'partner_id': fields.many2one('res.partner', 'Address'),
2872         'view_location_id': fields.many2one('stock.location', 'View Location', required=True, domain=[('usage', '=', 'view')]),
2873         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', domain=[('usage', '=', 'internal')], required=True),
2874         'code': fields.char('Short Name', size=5, required=True, help="Short name used to identify your warehouse"),
2875         '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'),
2876         'reception_steps': fields.selection([
2877             ('one_step', 'Receive goods directly in stock (1 step)'),
2878             ('two_steps', 'Unload in input location then go to stock (2 steps)'),
2879             ('three_steps', 'Unload in input location, go through a quality control before being admitted in stock (3 steps)')], 'Incoming Shipments',
2880                                             help="Default incoming route to follow", required=True),
2881         'delivery_steps': fields.selection([
2882             ('ship_only', 'Ship directly from stock (Ship only)'),
2883             ('pick_ship', 'Bring goods to output location before shipping (Pick + Ship)'),
2884             ('pick_pack_ship', 'Make packages into a dedicated location, then bring them to the output location for shipping (Pick + Pack + Ship)')], 'Outgoing Shippings',
2885                                            help="Default outgoing route to follow", required=True),
2886         'wh_input_stock_loc_id': fields.many2one('stock.location', 'Input Location'),
2887         'wh_qc_stock_loc_id': fields.many2one('stock.location', 'Quality Control Location'),
2888         'wh_output_stock_loc_id': fields.many2one('stock.location', 'Output Location'),
2889         'wh_pack_stock_loc_id': fields.many2one('stock.location', 'Packing Location'),
2890         'mto_pull_id': fields.many2one('procurement.rule', 'MTO rule'),
2891         'pick_type_id': fields.many2one('stock.picking.type', 'Pick Type'),
2892         'pack_type_id': fields.many2one('stock.picking.type', 'Pack Type'),
2893         'out_type_id': fields.many2one('stock.picking.type', 'Out Type'),
2894         'in_type_id': fields.many2one('stock.picking.type', 'In Type'),
2895         'int_type_id': fields.many2one('stock.picking.type', 'Internal Type'),
2896         'crossdock_route_id': fields.many2one('stock.location.route', 'Crossdock Route'),
2897         'reception_route_id': fields.many2one('stock.location.route', 'Receipt Route'),
2898         'delivery_route_id': fields.many2one('stock.location.route', 'Delivery Route'),
2899         'resupply_from_wh': fields.boolean('Resupply From Other Warehouses'),
2900         'resupply_wh_ids': fields.many2many('stock.warehouse', 'stock_wh_resupply_table', 'supplied_wh_id', 'supplier_wh_id', 'Resupply Warehouses'),
2901         'resupply_route_ids': fields.one2many('stock.location.route', 'supplied_wh_id', 'Resupply Routes',
2902                                               help="Routes will be created for these resupply warehouses and you can select them on products and product categories"),
2903         'default_resupply_wh_id': fields.many2one('stock.warehouse', 'Default Resupply Warehouse', help="Goods will always be resupplied from this warehouse"),
2904     }
2905
2906     def onchange_filter_default_resupply_wh_id(self, cr, uid, ids, default_resupply_wh_id, resupply_wh_ids, context=None):
2907         resupply_wh_ids = set([x['id'] for x in (self.resolve_2many_commands(cr, uid, 'resupply_wh_ids', resupply_wh_ids, ['id']))])
2908         if default_resupply_wh_id: #If we are removing the default resupply, we don't have default_resupply_wh_id
2909             resupply_wh_ids.add(default_resupply_wh_id)
2910         resupply_wh_ids = list(resupply_wh_ids)
2911         return {'value': {'resupply_wh_ids': resupply_wh_ids}}
2912
2913     def _get_external_transit_location(self, cr, uid, warehouse, context=None):
2914         ''' returns browse record of inter company transit location, if found'''
2915         data_obj = self.pool.get('ir.model.data')
2916         location_obj = self.pool.get('stock.location')
2917         try:
2918             inter_wh_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_inter_wh')[1]
2919         except:
2920             return False
2921         return location_obj.browse(cr, uid, inter_wh_loc, context=context)
2922
2923     def _get_inter_wh_route(self, cr, uid, warehouse, wh, context=None):
2924         return {
2925             'name': _('%s: Supply Product from %s') % (warehouse.name, wh.name),
2926             'warehouse_selectable': False,
2927             'product_selectable': True,
2928             'product_categ_selectable': True,
2929             'supplied_wh_id': warehouse.id,
2930             'supplier_wh_id': wh.id,
2931         }
2932
2933     def _create_resupply_routes(self, cr, uid, warehouse, supplier_warehouses, default_resupply_wh, context=None):
2934         route_obj = self.pool.get('stock.location.route')
2935         pull_obj = self.pool.get('procurement.rule')
2936         #create route selectable on the product to resupply the warehouse from another one
2937         external_transit_location = self._get_external_transit_location(cr, uid, warehouse, context=context)
2938         internal_transit_location = warehouse.company_id.internal_transit_location_id
2939         input_loc = warehouse.wh_input_stock_loc_id
2940         if warehouse.reception_steps == 'one_step':
2941             input_loc = warehouse.lot_stock_id
2942         for wh in supplier_warehouses:
2943             transit_location = wh.company_id.id == warehouse.company_id.id and internal_transit_location or external_transit_location
2944             if transit_location:
2945                 output_loc = wh.wh_output_stock_loc_id
2946                 if wh.delivery_steps == 'ship_only':
2947                     output_loc = wh.lot_stock_id
2948                     # Create extra MTO rule (only for 'ship only' because in the other cases MTO rules already exists)
2949                     mto_pull_vals = self._get_mto_pull_rule(cr, uid, wh, [(output_loc, transit_location, wh.out_type_id.id)], context=context)[0]
2950                     pull_obj.create(cr, uid, mto_pull_vals, context=context)
2951                 inter_wh_route_vals = self._get_inter_wh_route(cr, uid, warehouse, wh, context=context)
2952                 inter_wh_route_id = route_obj.create(cr, uid, vals=inter_wh_route_vals, context=context)
2953                 values = [(output_loc, transit_location, wh.out_type_id.id, wh), (transit_location, input_loc, warehouse.in_type_id.id, warehouse)]
2954                 pull_rules_list = self._get_supply_pull_rules(cr, uid, warehouse, values, inter_wh_route_id, context=context)
2955                 for pull_rule in pull_rules_list:
2956                     pull_obj.create(cr, uid, vals=pull_rule, context=context)
2957                 #if the warehouse is also set as default resupply method, assign this route automatically to the warehouse
2958                 if default_resupply_wh and default_resupply_wh.id == wh.id:
2959                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]}, context=context)
2960
2961     _defaults = {
2962         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2963         'reception_steps': 'one_step',
2964         'delivery_steps': 'ship_only',
2965     }
2966     _sql_constraints = [
2967         ('warehouse_name_uniq', 'unique(name, company_id)', 'The name of the warehouse must be unique per company!'),
2968         ('warehouse_code_uniq', 'unique(code, company_id)', 'The code of the warehouse must be unique per company!'),
2969     ]
2970
2971     def _get_partner_locations(self, cr, uid, ids, context=None):
2972         ''' returns a tuple made of the browse record of customer location and the browse record of supplier location'''
2973         data_obj = self.pool.get('ir.model.data')
2974         location_obj = self.pool.get('stock.location')
2975         try:
2976             customer_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_customers')[1]
2977             supplier_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_suppliers')[1]
2978         except:
2979             customer_loc = location_obj.search(cr, uid, [('usage', '=', 'customer')], context=context)
2980             customer_loc = customer_loc and customer_loc[0] or False
2981             supplier_loc = location_obj.search(cr, uid, [('usage', '=', 'supplier')], context=context)
2982             supplier_loc = supplier_loc and supplier_loc[0] or False
2983         if not (customer_loc and supplier_loc):
2984             raise osv.except_osv(_('Error!'), _('Can\'t find any customer or supplier location.'))
2985         return location_obj.browse(cr, uid, [customer_loc, supplier_loc], context=context)
2986
2987     def switch_location(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
2988         location_obj = self.pool.get('stock.location')
2989
2990         new_reception_step = new_reception_step or warehouse.reception_steps
2991         new_delivery_step = new_delivery_step or warehouse.delivery_steps
2992         if warehouse.reception_steps != new_reception_step:
2993             location_obj.write(cr, uid, [warehouse.wh_input_stock_loc_id.id, warehouse.wh_qc_stock_loc_id.id], {'active': False}, context=context)
2994             if new_reception_step != 'one_step':
2995                 location_obj.write(cr, uid, warehouse.wh_input_stock_loc_id.id, {'active': True}, context=context)
2996             if new_reception_step == 'three_steps':
2997                 location_obj.write(cr, uid, warehouse.wh_qc_stock_loc_id.id, {'active': True}, context=context)
2998
2999         if warehouse.delivery_steps != new_delivery_step:
3000             location_obj.write(cr, uid, [warehouse.wh_output_stock_loc_id.id, warehouse.wh_pack_stock_loc_id.id], {'active': False}, context=context)
3001             if new_delivery_step != 'ship_only':
3002                 location_obj.write(cr, uid, warehouse.wh_output_stock_loc_id.id, {'active': True}, context=context)
3003             if new_delivery_step == 'pick_pack_ship':
3004                 location_obj.write(cr, uid, warehouse.wh_pack_stock_loc_id.id, {'active': True}, context=context)
3005         return True
3006
3007     def _get_reception_delivery_route(self, cr, uid, warehouse, route_name, context=None):
3008         return {
3009             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
3010             'product_categ_selectable': True,
3011             'product_selectable': False,
3012             'sequence': 10,
3013         }
3014
3015     def _get_supply_pull_rules(self, cr, uid, supplied_warehouse, values, new_route_id, context=None):
3016         pull_rules_list = []
3017         for from_loc, dest_loc, pick_type_id, warehouse in values:
3018             pull_rules_list.append({
3019                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
3020                 'location_src_id': from_loc.id,
3021                 'location_id': dest_loc.id,
3022                 'route_id': new_route_id,
3023                 'action': 'move',
3024                 'picking_type_id': pick_type_id,
3025                 '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
3026                 'warehouse_id': supplied_warehouse.id,
3027                 'propagate_warehouse_id': warehouse.id,
3028             })
3029         return pull_rules_list
3030
3031     def _get_push_pull_rules(self, cr, uid, warehouse, active, values, new_route_id, context=None):
3032         first_rule = True
3033         push_rules_list = []
3034         pull_rules_list = []
3035         for from_loc, dest_loc, pick_type_id in values:
3036             push_rules_list.append({
3037                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
3038                 'location_from_id': from_loc.id,
3039                 'location_dest_id': dest_loc.id,
3040                 'route_id': new_route_id,
3041                 'auto': 'manual',
3042                 'picking_type_id': pick_type_id,
3043                 'active': active,
3044                 'warehouse_id': warehouse.id,
3045             })
3046             pull_rules_list.append({
3047                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
3048                 'location_src_id': from_loc.id,
3049                 'location_id': dest_loc.id,
3050                 'route_id': new_route_id,
3051                 'action': 'move',
3052                 'picking_type_id': pick_type_id,
3053                 'procure_method': first_rule is True and 'make_to_stock' or 'make_to_order',
3054                 'active': active,
3055                 'warehouse_id': warehouse.id,
3056             })
3057             first_rule = False
3058         return push_rules_list, pull_rules_list
3059
3060     def _get_mto_route(self, cr, uid, context=None):
3061         route_obj = self.pool.get('stock.location.route')
3062         data_obj = self.pool.get('ir.model.data')
3063         try:
3064             mto_route_id = data_obj.get_object_reference(cr, uid, 'stock', 'route_warehouse0_mto')[1]
3065         except:
3066             mto_route_id = route_obj.search(cr, uid, [('name', 'like', _('Make To Order'))], context=context)
3067             mto_route_id = mto_route_id and mto_route_id[0] or False
3068         if not mto_route_id:
3069             raise osv.except_osv(_('Error!'), _('Can\'t find any generic Make To Order route.'))
3070         return mto_route_id
3071
3072     def _check_remove_mto_resupply_rules(self, cr, uid, warehouse, context=None):
3073         """ Checks that the moves from the different """
3074         pull_obj = self.pool.get('procurement.rule')
3075         mto_route_id = self._get_mto_route(cr, uid, context=context)
3076         rules = pull_obj.search(cr, uid, ['&', ('location_src_id', '=', warehouse.lot_stock_id.id), ('location_id.usage', '=', 'transit')], context=context)
3077         pull_obj.unlink(cr, uid, rules, context=context)
3078
3079     def _get_mto_pull_rule(self, cr, uid, warehouse, values, context=None):
3080         mto_route_id = self._get_mto_route(cr, uid, context=context)
3081         res = []
3082         for value in values:
3083             from_loc, dest_loc, pick_type_id = value
3084             res += [{
3085             'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context) + _(' MTO'),
3086             'location_src_id': from_loc.id,
3087             'location_id': dest_loc.id,
3088             'route_id': mto_route_id,
3089             'action': 'move',
3090             'picking_type_id': pick_type_id,
3091             'procure_method': 'make_to_order',
3092             'active': True,
3093             'warehouse_id': warehouse.id,
3094             }]
3095         return res
3096
3097     def _get_crossdock_route(self, cr, uid, warehouse, route_name, context=None):
3098         return {
3099             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
3100             'warehouse_selectable': False,
3101             'product_selectable': True,
3102             'product_categ_selectable': True,
3103             'active': warehouse.delivery_steps != 'ship_only' and warehouse.reception_steps != 'one_step',
3104             'sequence': 20,
3105         }
3106
3107     def create_routes(self, cr, uid, ids, warehouse, context=None):
3108         wh_route_ids = []
3109         route_obj = self.pool.get('stock.location.route')
3110         pull_obj = self.pool.get('procurement.rule')
3111         push_obj = self.pool.get('stock.location.path')
3112         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3113         #create reception route and rules
3114         route_name, values = routes_dict[warehouse.reception_steps]
3115         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3116         reception_route_id = route_obj.create(cr, uid, route_vals, context=context)
3117         wh_route_ids.append((4, reception_route_id))
3118         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, reception_route_id, context=context)
3119         #create the push/pull rules
3120         for push_rule in push_rules_list:
3121             push_obj.create(cr, uid, vals=push_rule, context=context)
3122         for pull_rule in pull_rules_list:
3123             #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
3124             pull_rule['procure_method'] = 'make_to_order'
3125             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3126
3127         #create MTS route and pull rules for delivery and a specific route MTO to be set on the product
3128         route_name, values = routes_dict[warehouse.delivery_steps]
3129         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3130         #create the route and its pull rules
3131         delivery_route_id = route_obj.create(cr, uid, route_vals, context=context)
3132         wh_route_ids.append((4, delivery_route_id))
3133         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, delivery_route_id, context=context)
3134         for pull_rule in pull_rules_list:
3135             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3136         #create MTO pull rule and link it to the generic MTO route
3137         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3138         mto_pull_id = pull_obj.create(cr, uid, mto_pull_vals, context=context)
3139
3140         #create a route for cross dock operations, that can be set on products and product categories
3141         route_name, values = routes_dict['crossdock']
3142         crossdock_route_vals = self._get_crossdock_route(cr, uid, warehouse, route_name, context=context)
3143         crossdock_route_id = route_obj.create(cr, uid, vals=crossdock_route_vals, context=context)
3144         wh_route_ids.append((4, crossdock_route_id))
3145         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)
3146         for pull_rule in pull_rules_list:
3147             # Fixed cross-dock is logically mto
3148             pull_rule['procure_method'] = 'make_to_order'
3149             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3150
3151         #create route selectable on the product to resupply the warehouse from another one
3152         self._create_resupply_routes(cr, uid, warehouse, warehouse.resupply_wh_ids, warehouse.default_resupply_wh_id, context=context)
3153
3154         #return routes and mto pull rule to store on the warehouse
3155         return {
3156             'route_ids': wh_route_ids,
3157             'mto_pull_id': mto_pull_id,
3158             'reception_route_id': reception_route_id,
3159             'delivery_route_id': delivery_route_id,
3160             'crossdock_route_id': crossdock_route_id,
3161         }
3162
3163     def change_route(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
3164         picking_type_obj = self.pool.get('stock.picking.type')
3165         pull_obj = self.pool.get('procurement.rule')
3166         push_obj = self.pool.get('stock.location.path')
3167         route_obj = self.pool.get('stock.location.route')
3168         new_reception_step = new_reception_step or warehouse.reception_steps
3169         new_delivery_step = new_delivery_step or warehouse.delivery_steps
3170
3171         #change the default source and destination location and (de)activate picking types
3172         input_loc = warehouse.wh_input_stock_loc_id
3173         if new_reception_step == 'one_step':
3174             input_loc = warehouse.lot_stock_id
3175         output_loc = warehouse.wh_output_stock_loc_id
3176         if new_delivery_step == 'ship_only':
3177             output_loc = warehouse.lot_stock_id
3178         picking_type_obj.write(cr, uid, warehouse.in_type_id.id, {'default_location_dest_id': input_loc.id}, context=context)
3179         picking_type_obj.write(cr, uid, warehouse.out_type_id.id, {'default_location_src_id': output_loc.id}, context=context)
3180         picking_type_obj.write(cr, uid, warehouse.pick_type_id.id, {'active': new_delivery_step != 'ship_only'}, context=context)
3181         picking_type_obj.write(cr, uid, warehouse.pack_type_id.id, {'active': new_delivery_step == 'pick_pack_ship'}, context=context)
3182
3183         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3184         #update delivery route and rules: unlink the existing rules of the warehouse delivery route and recreate it
3185         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.delivery_route_id.pull_ids], context=context)
3186         route_name, values = routes_dict[new_delivery_step]
3187         route_obj.write(cr, uid, warehouse.delivery_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3188         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.delivery_route_id.id, context=context)
3189         #create the pull rules
3190         for pull_rule in pull_rules_list:
3191             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3192
3193         #update receipt route and rules: unlink the existing rules of the warehouse receipt route and recreate it
3194         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.pull_ids], context=context)
3195         push_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.push_ids], context=context)
3196         route_name, values = routes_dict[new_reception_step]
3197         route_obj.write(cr, uid, warehouse.reception_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3198         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.reception_route_id.id, context=context)
3199         #create the push/pull rules
3200         for push_rule in push_rules_list:
3201             push_obj.create(cr, uid, vals=push_rule, context=context)
3202         for pull_rule in pull_rules_list:
3203             #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
3204             pull_rule['procure_method'] = 'make_to_order'
3205             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3206
3207         route_obj.write(cr, uid, warehouse.crossdock_route_id.id, {'active': new_reception_step != 'one_step' and new_delivery_step != 'ship_only'}, context=context)
3208
3209         #change MTO rule
3210         dummy, values = routes_dict[new_delivery_step]
3211         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3212         pull_obj.write(cr, uid, warehouse.mto_pull_id.id, mto_pull_vals, context=context)
3213         return True
3214
3215     def create_sequences_and_picking_types(self, cr, uid, warehouse, context=None):
3216         seq_obj = self.pool.get('ir.sequence')
3217         picking_type_obj = self.pool.get('stock.picking.type')
3218         #create new sequences
3219         in_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence in'), 'prefix': warehouse.code + '/IN/', 'padding': 5}, context=context)
3220         out_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence out'), 'prefix': warehouse.code + '/OUT/', 'padding': 5}, context=context)
3221         pack_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence packing'), 'prefix': warehouse.code + '/PACK/', 'padding': 5}, context=context)
3222         pick_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence picking'), 'prefix': warehouse.code + '/PICK/', 'padding': 5}, context=context)
3223         int_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence internal'), 'prefix': warehouse.code + '/INT/', 'padding': 5}, context=context)
3224
3225         wh_stock_loc = warehouse.lot_stock_id
3226         wh_input_stock_loc = warehouse.wh_input_stock_loc_id
3227         wh_output_stock_loc = warehouse.wh_output_stock_loc_id
3228         wh_pack_stock_loc = warehouse.wh_pack_stock_loc_id
3229
3230         #fetch customer and supplier locations, for references
3231         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, warehouse.id, context=context)
3232
3233         #create in, out, internal picking types for warehouse
3234         input_loc = wh_input_stock_loc
3235         if warehouse.reception_steps == 'one_step':
3236             input_loc = wh_stock_loc
3237         output_loc = wh_output_stock_loc
3238         if warehouse.delivery_steps == 'ship_only':
3239             output_loc = wh_stock_loc
3240
3241         #choose the next available color for the picking types of this warehouse
3242         color = 0
3243         available_colors = [c%9 for c in range(3, 12)]  # put flashy colors first
3244         all_used_colors = self.pool.get('stock.picking.type').search_read(cr, uid, [('warehouse_id', '!=', False), ('color', '!=', False)], ['color'], order='color')
3245         #don't use sets to preserve the list order
3246         for x in all_used_colors:
3247             if x['color'] in available_colors:
3248                 available_colors.remove(x['color'])
3249         if available_colors:
3250             color = available_colors[0]
3251
3252         #order the picking types with a sequence allowing to have the following suit for each warehouse: reception, internal, pick, pack, ship.
3253         max_sequence = self.pool.get('stock.picking.type').search_read(cr, uid, [], ['sequence'], order='sequence desc')
3254         max_sequence = max_sequence and max_sequence[0]['sequence'] or 0
3255
3256         in_type_id = picking_type_obj.create(cr, uid, vals={
3257             'name': _('Receipts'),
3258             'warehouse_id': warehouse.id,
3259             'code': 'incoming',
3260             'sequence_id': in_seq_id,
3261             'default_location_src_id': supplier_loc.id,
3262             'default_location_dest_id': input_loc.id,
3263             'sequence': max_sequence + 1,
3264             'color': color}, context=context)
3265         out_type_id = picking_type_obj.create(cr, uid, vals={
3266             'name': _('Delivery Orders'),
3267             'warehouse_id': warehouse.id,
3268             'code': 'outgoing',
3269             'sequence_id': out_seq_id,
3270             'return_picking_type_id': in_type_id,
3271             'default_location_src_id': output_loc.id,
3272             'default_location_dest_id': customer_loc.id,
3273             'sequence': max_sequence + 4,
3274             'color': color}, context=context)
3275         picking_type_obj.write(cr, uid, [in_type_id], {'return_picking_type_id': out_type_id}, context=context)
3276         int_type_id = picking_type_obj.create(cr, uid, vals={
3277             'name': _('Internal Transfers'),
3278             'warehouse_id': warehouse.id,
3279             'code': 'internal',
3280             'sequence_id': int_seq_id,
3281             'default_location_src_id': wh_stock_loc.id,
3282             'default_location_dest_id': wh_stock_loc.id,
3283             'active': True,
3284             'sequence': max_sequence + 2,
3285             'color': color}, context=context)
3286         pack_type_id = picking_type_obj.create(cr, uid, vals={
3287             'name': _('Pack'),
3288             'warehouse_id': warehouse.id,
3289             'code': 'internal',
3290             'sequence_id': pack_seq_id,
3291             'default_location_src_id': wh_pack_stock_loc.id,
3292             'default_location_dest_id': output_loc.id,
3293             'active': warehouse.delivery_steps == 'pick_pack_ship',
3294             'sequence': max_sequence + 3,
3295             'color': color}, context=context)
3296         pick_type_id = picking_type_obj.create(cr, uid, vals={
3297             'name': _('Pick'),
3298             'warehouse_id': warehouse.id,
3299             'code': 'internal',
3300             'sequence_id': pick_seq_id,
3301             'default_location_src_id': wh_stock_loc.id,
3302             'default_location_dest_id': wh_pack_stock_loc.id,
3303             'active': warehouse.delivery_steps != 'ship_only',
3304             'sequence': max_sequence + 2,
3305             'color': color}, context=context)
3306
3307         #write picking types on WH
3308         vals = {
3309             'in_type_id': in_type_id,
3310             'out_type_id': out_type_id,
3311             'pack_type_id': pack_type_id,
3312             'pick_type_id': pick_type_id,
3313             'int_type_id': int_type_id,
3314         }
3315         super(stock_warehouse, self).write(cr, uid, warehouse.id, vals=vals, context=context)
3316
3317
3318     def create(self, cr, uid, vals, context=None):
3319         if context is None:
3320             context = {}
3321         if vals is None:
3322             vals = {}
3323         data_obj = self.pool.get('ir.model.data')
3324         seq_obj = self.pool.get('ir.sequence')
3325         picking_type_obj = self.pool.get('stock.picking.type')
3326         location_obj = self.pool.get('stock.location')
3327
3328         #create view location for warehouse
3329         loc_vals = {
3330                 'name': _(vals.get('code')),
3331                 'usage': 'view',
3332                 'location_id': data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_locations')[1],
3333         }
3334         if vals.get('company_id'):
3335             loc_vals['company_id'] = vals.get('company_id')
3336         wh_loc_id = location_obj.create(cr, uid, loc_vals, context=context)
3337         vals['view_location_id'] = wh_loc_id
3338         #create all location
3339         def_values = self.default_get(cr, uid, {'reception_steps', 'delivery_steps'})
3340         reception_steps = vals.get('reception_steps',  def_values['reception_steps'])
3341         delivery_steps = vals.get('delivery_steps', def_values['delivery_steps'])
3342         context_with_inactive = context.copy()
3343         context_with_inactive['active_test'] = False
3344         sub_locations = [
3345             {'name': _('Stock'), 'active': True, 'field': 'lot_stock_id'},
3346             {'name': _('Input'), 'active': reception_steps != 'one_step', 'field': 'wh_input_stock_loc_id'},
3347             {'name': _('Quality Control'), 'active': reception_steps == 'three_steps', 'field': 'wh_qc_stock_loc_id'},
3348             {'name': _('Output'), 'active': delivery_steps != 'ship_only', 'field': 'wh_output_stock_loc_id'},
3349             {'name': _('Packing Zone'), 'active': delivery_steps == 'pick_pack_ship', 'field': 'wh_pack_stock_loc_id'},
3350         ]
3351         for values in sub_locations:
3352             loc_vals = {
3353                 'name': values['name'],
3354                 'usage': 'internal',
3355                 'location_id': wh_loc_id,
3356                 'active': values['active'],
3357             }
3358             if vals.get('company_id'):
3359                 loc_vals['company_id'] = vals.get('company_id')
3360             location_id = location_obj.create(cr, uid, loc_vals, context=context_with_inactive)
3361             vals[values['field']] = location_id
3362
3363         #create WH
3364         new_id = super(stock_warehouse, self).create(cr, uid, vals=vals, context=context)
3365         warehouse = self.browse(cr, uid, new_id, context=context)
3366         self.create_sequences_and_picking_types(cr, uid, warehouse, context=context)
3367
3368         #create routes and push/pull rules
3369         new_objects_dict = self.create_routes(cr, uid, new_id, warehouse, context=context)
3370         self.write(cr, uid, warehouse.id, new_objects_dict, context=context)
3371         return new_id
3372
3373     def _format_rulename(self, cr, uid, obj, from_loc, dest_loc, context=None):
3374         return obj.code + ': ' + from_loc.name + ' -> ' + dest_loc.name
3375
3376     def _format_routename(self, cr, uid, obj, name, context=None):
3377         return obj.name + ': ' + name
3378
3379     def get_routes_dict(self, cr, uid, ids, warehouse, context=None):
3380         #fetch customer and supplier locations, for references
3381         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, ids, context=context)
3382
3383         return {
3384             'one_step': (_('Receipt in 1 step'), []),
3385             'two_steps': (_('Receipt in 2 steps'), [(warehouse.wh_input_stock_loc_id, warehouse.lot_stock_id, warehouse.int_type_id.id)]),
3386             '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)]),
3387             '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)]),
3388             'ship_only': (_('Ship Only'), [(warehouse.lot_stock_id, customer_loc, warehouse.out_type_id.id)]),
3389             '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)]),
3390             '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)]),
3391         }
3392
3393     def _handle_renaming(self, cr, uid, warehouse, name, code, context=None):
3394         location_obj = self.pool.get('stock.location')
3395         route_obj = self.pool.get('stock.location.route')
3396         pull_obj = self.pool.get('procurement.rule')
3397         push_obj = self.pool.get('stock.location.path')
3398         #rename location
3399         location_id = warehouse.lot_stock_id.location_id.id
3400         location_obj.write(cr, uid, location_id, {'name': code}, context=context)
3401         #rename route and push-pull rules
3402         for route in warehouse.route_ids:
3403             route_obj.write(cr, uid, route.id, {'name': route.name.replace(warehouse.name, name, 1)}, context=context)
3404             for pull in route.pull_ids:
3405                 pull_obj.write(cr, uid, pull.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3406             for push in route.push_ids:
3407                 push_obj.write(cr, uid, push.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3408         #change the mto pull rule name
3409         if warehouse.mto_pull_id.id:
3410             pull_obj.write(cr, uid, warehouse.mto_pull_id.id, {'name': warehouse.mto_pull_id.name.replace(warehouse.name, name, 1)}, context=context)
3411
3412     def _check_delivery_resupply(self, cr, uid, warehouse, new_location, change_to_multiple, context=None):
3413         """ Will check if the resupply routes from this warehouse follow the changes of number of delivery steps """
3414         #Check routes that are being delivered by this warehouse and change the rule going to transit location
3415         route_obj = self.pool.get("stock.location.route")
3416         pull_obj = self.pool.get("procurement.rule")
3417         routes = route_obj.search(cr, uid, [('supplier_wh_id','=', warehouse.id)], context=context)
3418         pulls = pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_id.usage', '=', 'transit')], context=context)
3419         if pulls:
3420             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)
3421         # Create or clean MTO rules
3422         mto_route_id = self._get_mto_route(cr, uid, context=context)
3423         if not change_to_multiple:
3424             # If single delivery we should create the necessary MTO rules for the resupply
3425             # 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)
3426             pull_recs = pull_obj.browse(cr, uid, pulls, context=context)
3427             transfer_locs = list(set([x.location_id for x in pull_recs]))
3428             vals = [(warehouse.lot_stock_id , x, warehouse.out_type_id.id) for x in transfer_locs]
3429             mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, vals, context=context)
3430             for mto_pull_val in mto_pull_vals:
3431                 pull_obj.create(cr, uid, mto_pull_val, context=context)
3432         else:
3433             # We need to delete all the MTO pull rules, otherwise they risk to be used in the system
3434             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)
3435             if pulls:
3436                 pull_obj.unlink(cr, uid, pulls, context=context)
3437
3438     def _check_reception_resupply(self, cr, uid, warehouse, new_location, context=None):
3439         """
3440             Will check if the resupply routes to this warehouse follow the changes of number of receipt steps
3441         """
3442         #Check routes that are being delivered by this warehouse and change the rule coming from transit location
3443         route_obj = self.pool.get("stock.location.route")
3444         pull_obj = self.pool.get("procurement.rule")
3445         routes = route_obj.search(cr, uid, [('supplied_wh_id','=', warehouse.id)], context=context)
3446         pulls= pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_src_id.usage', '=', 'transit')])
3447         if pulls:
3448             pull_obj.write(cr, uid, pulls, {'location_id': new_location}, context=context)
3449
3450     def _check_resupply(self, cr, uid, warehouse, reception_new, delivery_new, context=None):
3451         if reception_new:
3452             old_val = warehouse.reception_steps
3453             new_val = reception_new
3454             change_to_one = (old_val != 'one_step' and new_val == 'one_step')
3455             change_to_multiple = (old_val == 'one_step' and new_val != 'one_step')
3456             if change_to_one or change_to_multiple:
3457                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_input_stock_loc_id.id
3458                 self._check_reception_resupply(cr, uid, warehouse, new_location, context=context)
3459         if delivery_new:
3460             old_val = warehouse.delivery_steps
3461             new_val = delivery_new
3462             change_to_one = (old_val != 'ship_only' and new_val == 'ship_only')
3463             change_to_multiple = (old_val == 'ship_only' and new_val != 'ship_only')
3464             if change_to_one or change_to_multiple:
3465                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_output_stock_loc_id.id
3466                 self._check_delivery_resupply(cr, uid, warehouse, new_location, change_to_multiple, context=context)
3467
3468     def write(self, cr, uid, ids, vals, context=None):
3469         if context is None:
3470             context = {}
3471         if isinstance(ids, (int, long)):
3472             ids = [ids]
3473         seq_obj = self.pool.get('ir.sequence')
3474         route_obj = self.pool.get('stock.location.route')
3475         context_with_inactive = context.copy()
3476         context_with_inactive['active_test'] = False
3477         for warehouse in self.browse(cr, uid, ids, context=context_with_inactive):
3478             #first of all, check if we need to delete and recreate route
3479             if vals.get('reception_steps') or vals.get('delivery_steps'):
3480                 #activate and deactivate location according to reception and delivery option
3481                 self.switch_location(cr, uid, warehouse.id, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context)
3482                 # switch between route
3483                 self.change_route(cr, uid, ids, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context_with_inactive)
3484                 # Check if we need to change something to resupply warehouses and associated MTO rules
3485                 self._check_resupply(cr, uid, warehouse, vals.get('reception_steps'), vals.get('delivery_steps'), context=context)
3486             if vals.get('code') or vals.get('name'):
3487                 name = warehouse.name
3488                 #rename sequence
3489                 if vals.get('name'):
3490                     name = vals.get('name', warehouse.name)
3491                 self._handle_renaming(cr, uid, warehouse, name, vals.get('code', warehouse.code), context=context_with_inactive)
3492                 if warehouse.in_type_id:
3493                     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)
3494                     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)
3495                     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)
3496                     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)
3497                     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)
3498         if vals.get('resupply_wh_ids') and not vals.get('resupply_route_ids'):
3499             for cmd in vals.get('resupply_wh_ids'):
3500                 if cmd[0] == 6:
3501                     new_ids = set(cmd[2])
3502                     old_ids = set([wh.id for wh in warehouse.resupply_wh_ids])
3503                     to_add_wh_ids = new_ids - old_ids
3504                     if to_add_wh_ids:
3505                         supplier_warehouses = self.browse(cr, uid, list(to_add_wh_ids), context=context)
3506                         self._create_resupply_routes(cr, uid, warehouse, supplier_warehouses, warehouse.default_resupply_wh_id, context=context)
3507                     to_remove_wh_ids = old_ids - new_ids
3508                     if to_remove_wh_ids:
3509                         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)
3510                         if to_remove_route_ids:
3511                             route_obj.unlink(cr, uid, to_remove_route_ids, context=context)
3512                 else:
3513                     #not implemented
3514                     pass
3515         if 'default_resupply_wh_id' in vals:
3516             if vals.get('default_resupply_wh_id') == warehouse.id:
3517                 raise osv.except_osv(_('Warning'),_('The default resupply warehouse should be different than the warehouse itself!'))
3518             if warehouse.default_resupply_wh_id:
3519                 #remove the existing resupplying route on the warehouse
3520                 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)
3521                 for inter_wh_route_id in to_remove_route_ids:
3522                     self.write(cr, uid, [warehouse.id], {'route_ids': [(3, inter_wh_route_id)]})
3523             if vals.get('default_resupply_wh_id'):
3524                 #assign the new resupplying route on all products
3525                 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)
3526                 for inter_wh_route_id in to_assign_route_ids:
3527                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]})
3528
3529         return super(stock_warehouse, self).write(cr, uid, ids, vals=vals, context=context)
3530
3531     def get_all_routes_for_wh(self, cr, uid, warehouse, context=None):
3532         route_obj = self.pool.get("stock.location.route")
3533         all_routes = [route.id for route in warehouse.route_ids]
3534         all_routes += route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id)], context=context)
3535         all_routes += [warehouse.mto_pull_id.route_id.id]
3536         return all_routes
3537
3538     def view_all_routes_for_wh(self, cr, uid, ids, context=None):
3539         all_routes = []
3540         for wh in self.browse(cr, uid, ids, context=context):
3541             all_routes += self.get_all_routes_for_wh(cr, uid, wh, context=context)
3542
3543         domain = [('id', 'in', all_routes)]
3544         return {
3545             'name': _('Warehouse\'s Routes'),
3546             'domain': domain,
3547             'res_model': 'stock.location.route',
3548             'type': 'ir.actions.act_window',
3549             'view_id': False,
3550             'view_mode': 'tree,form',
3551             'view_type': 'form',
3552             'limit': 20
3553         }
3554
3555
3556 class stock_location_path(osv.osv):
3557     _name = "stock.location.path"
3558     _description = "Pushed Flows"
3559     _order = "name"
3560
3561     def _get_rules(self, cr, uid, ids, context=None):
3562         res = []
3563         for route in self.browse(cr, uid, ids, context=context):
3564             res += [x.id for x in route.push_ids]
3565         return res
3566
3567     _columns = {
3568         'name': fields.char('Operation Name', required=True),
3569         'company_id': fields.many2one('res.company', 'Company'),
3570         'route_id': fields.many2one('stock.location.route', 'Route'),
3571         'location_from_id': fields.many2one('stock.location', 'Source Location', ondelete='cascade', select=1, required=True),
3572         'location_dest_id': fields.many2one('stock.location', 'Destination Location', ondelete='cascade', select=1, required=True),
3573         'delay': fields.integer('Delay (days)', help="Number of days to do this transition"),
3574         '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"),
3575         'auto': fields.selection(
3576             [('auto','Automatic Move'), ('manual','Manual Operation'),('transparent','Automatic No Step Added')],
3577             'Automatic Move',
3578             required=True, select=1,
3579             help="This is used to define paths the product has to follow within the location tree.\n" \
3580                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
3581                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
3582                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
3583             ),
3584         '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'),
3585         'active': fields.boolean('Active', help="If unchecked, it will allow you to hide the rule without removing it."),
3586         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse'),
3587         'route_sequence': fields.related('route_id', 'sequence', string='Route Sequence',
3588             store={
3589                 'stock.location.route': (_get_rules, ['sequence'], 10),
3590                 'stock.location.path': (lambda self, cr, uid, ids, c={}: ids, ['route_id'], 10),
3591         }),
3592         'sequence': fields.integer('Sequence'),
3593     }
3594     _defaults = {
3595         'auto': 'auto',
3596         'delay': 0,
3597         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'procurement.order', context=c),
3598         'propagate': True,
3599         'active': True,
3600     }
3601
3602     def _prepare_push_apply(self, cr, uid, rule, move, context=None):
3603         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3604         return {
3605                 'location_id': move.location_dest_id.id,
3606                 'location_dest_id': rule.location_dest_id.id,
3607                 'date': newdate,
3608                 'company_id': rule.company_id and rule.company_id.id or False,
3609                 'date_expected': newdate,
3610                 'picking_id': False,
3611                 'picking_type_id': rule.picking_type_id and rule.picking_type_id.id or False,
3612                 'propagate': rule.propagate,
3613                 'push_rule_id': rule.id,
3614                 'warehouse_id': rule.warehouse_id and rule.warehouse_id.id or False,
3615             }
3616
3617     def _apply(self, cr, uid, rule, move, context=None):
3618         move_obj = self.pool.get('stock.move')
3619         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3620         if rule.auto == 'transparent':
3621             old_dest_location = move.location_dest_id.id
3622             move_obj.write(cr, uid, [move.id], {
3623                 'date': newdate,
3624                 'date_expected': newdate,
3625                 'location_dest_id': rule.location_dest_id.id
3626             })
3627             #avoid looping if a push rule is not well configured
3628             if rule.location_dest_id.id != old_dest_location:
3629                 #call again push_apply to see if a next step is defined
3630                 move_obj._push_apply(cr, uid, [move], context=context)
3631         else:
3632             vals = self._prepare_push_apply(cr, uid, rule, move, context=context)
3633             move_id = move_obj.copy(cr, uid, move.id, vals, context=context)
3634             move_obj.write(cr, uid, [move.id], {
3635                 'move_dest_id': move_id,
3636             })
3637             move_obj.action_confirm(cr, uid, [move_id], context=None)
3638
3639
3640 # -------------------------
3641 # Packaging related stuff
3642 # -------------------------
3643
3644 from openerp.report import report_sxw
3645
3646 class stock_package(osv.osv):
3647     """
3648     These are the packages, containing quants and/or other packages
3649     """
3650     _name = "stock.quant.package"
3651     _description = "Physical Packages"
3652     _parent_name = "parent_id"
3653     _parent_store = True
3654     _parent_order = 'name'
3655     _order = 'parent_left'
3656
3657     def name_get(self, cr, uid, ids, context=None):
3658         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
3659         return res.items()
3660
3661     def _complete_name(self, cr, uid, ids, name, args, context=None):
3662         """ Forms complete name of location from parent location to child location.
3663         @return: Dictionary of values
3664         """
3665         res = {}
3666         for m in self.browse(cr, uid, ids, context=context):
3667             res[m.id] = m.name
3668             parent = m.parent_id
3669             while parent:
3670                 res[m.id] = parent.name + ' / ' + res[m.id]
3671                 parent = parent.parent_id
3672         return res
3673
3674     def _get_packages(self, cr, uid, ids, context=None):
3675         """Returns packages from quants for store"""
3676         res = set()
3677         for quant in self.browse(cr, uid, ids, context=context):
3678             if quant.package_id:
3679                 res.add(quant.package_id.id)
3680         return list(res)
3681
3682     def _get_packages_to_relocate(self, cr, uid, ids, context=None):
3683         res = set()
3684         for pack in self.browse(cr, uid, ids, context=context):
3685             res.add(pack.id)
3686             if pack.parent_id:
3687                 res.add(pack.parent_id.id)
3688         return list(res)
3689
3690     def _get_package_info(self, cr, uid, ids, name, args, context=None):
3691         default_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
3692         res = dict((res_id, {'location_id': False, 'company_id': default_company_id, 'owner_id': False}) for res_id in ids)
3693         for pack in self.browse(cr, uid, ids, context=context):
3694             if pack.quant_ids:
3695                 res[pack.id]['location_id'] = pack.quant_ids[0].location_id.id
3696                 res[pack.id]['owner_id'] = pack.quant_ids[0].owner_id and pack.quant_ids[0].owner_id.id or False
3697                 res[pack.id]['company_id'] = pack.quant_ids[0].company_id.id
3698             elif pack.children_ids:
3699                 res[pack.id]['location_id'] = pack.children_ids[0].location_id and pack.children_ids[0].location_id.id or False
3700                 res[pack.id]['owner_id'] = pack.children_ids[0].owner_id and pack.children_ids[0].owner_id.id or False
3701                 res[pack.id]['company_id'] = pack.children_ids[0].company_id and pack.children_ids[0].company_id.id or False
3702         return res
3703
3704     _columns = {
3705         'name': fields.char('Package Reference', select=True, copy=False),
3706         'complete_name': fields.function(_complete_name, type='char', string="Package Name",),
3707         'parent_left': fields.integer('Left Parent', select=1),
3708         'parent_right': fields.integer('Right Parent', select=1),
3709         '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),
3710         'ul_id': fields.many2one('product.ul', 'Logistic Unit'),
3711         'location_id': fields.function(_get_package_info, type='many2one', relation='stock.location', string='Location', multi="package",
3712                                     store={
3713                                        'stock.quant': (_get_packages, ['location_id'], 10),
3714                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3715                                     }, readonly=True, select=True),
3716         'quant_ids': fields.one2many('stock.quant', 'package_id', 'Bulk Content', readonly=True),
3717         'parent_id': fields.many2one('stock.quant.package', 'Parent Package', help="The package containing this item", ondelete='restrict', readonly=True),
3718         'children_ids': fields.one2many('stock.quant.package', 'parent_id', 'Contained Packages', readonly=True),
3719         'company_id': fields.function(_get_package_info, type="many2one", relation='res.company', string='Company', multi="package",
3720                                     store={
3721                                        'stock.quant': (_get_packages, ['company_id'], 10),
3722                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3723                                     }, readonly=True, select=True),
3724         'owner_id': fields.function(_get_package_info, type='many2one', relation='res.partner', string='Owner', multi="package",
3725                                 store={
3726                                        'stock.quant': (_get_packages, ['owner_id'], 10),
3727                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3728                                     }, readonly=True, select=True),
3729     }
3730     _defaults = {
3731         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').next_by_code(cr, uid, 'stock.quant.package') or _('Unknown Pack')
3732     }
3733
3734     def _check_location_constraint(self, cr, uid, packs, context=None):
3735         '''checks that all quants in a package are stored in the same location. This function cannot be used
3736            as a constraint because it needs to be checked on pack operations (they may not call write on the
3737            package)
3738         '''
3739         quant_obj = self.pool.get('stock.quant')
3740         for pack in packs:
3741             parent = pack
3742             while parent.parent_id:
3743                 parent = parent.parent_id
3744             quant_ids = self.get_content(cr, uid, [parent.id], context=context)
3745             quants = [x for x in quant_obj.browse(cr, uid, quant_ids, context=context) if x.qty > 0]
3746             location_id = quants and quants[0].location_id.id or False
3747             if not [quant.location_id.id == location_id for quant in quants]:
3748                 raise osv.except_osv(_('Error'), _('Everything inside a package should be in the same location'))
3749         return True
3750
3751     def action_print(self, cr, uid, ids, context=None):
3752         context = dict(context or {}, active_ids=ids)
3753         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_package_barcode_small', context=context)
3754
3755
3756     def unpack(self, cr, uid, ids, context=None):
3757         quant_obj = self.pool.get('stock.quant')
3758         for package in self.browse(cr, uid, ids, context=context):
3759             quant_ids = [quant.id for quant in package.quant_ids]
3760             quant_obj.write(cr, uid, quant_ids, {'package_id': package.parent_id.id or False}, context=context)
3761             children_package_ids = [child_package.id for child_package in package.children_ids]
3762             self.write(cr, uid, children_package_ids, {'parent_id': package.parent_id.id or False}, context=context)
3763         #delete current package since it contains nothing anymore
3764         self.unlink(cr, uid, ids, context=context)
3765         return self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'action_package_view', context=context)
3766
3767     def get_content(self, cr, uid, ids, context=None):
3768         child_package_ids = self.search(cr, uid, [('id', 'child_of', ids)], context=context)
3769         return self.pool.get('stock.quant').search(cr, uid, [('package_id', 'in', child_package_ids)], context=context)
3770
3771     def get_content_package(self, cr, uid, ids, context=None):
3772         quants_ids = self.get_content(cr, uid, ids, context=context)
3773         res = self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'quantsact', context=context)
3774         res['domain'] = [('id', 'in', quants_ids)]
3775         return res
3776
3777     def _get_product_total_qty(self, cr, uid, package_record, product_id, context=None):
3778         ''' find the total of given product 'product_id' inside the given package 'package_id'''
3779         quant_obj = self.pool.get('stock.quant')
3780         all_quant_ids = self.get_content(cr, uid, [package_record.id], context=context)
3781         total = 0
3782         for quant in quant_obj.browse(cr, uid, all_quant_ids, context=context):
3783             if quant.product_id.id == product_id:
3784                 total += quant.qty
3785         return total
3786
3787     def _get_all_products_quantities(self, cr, uid, package_id, context=None):
3788         '''This function computes the different product quantities for the given package
3789         '''
3790         quant_obj = self.pool.get('stock.quant')
3791         res = {}
3792         for quant in quant_obj.browse(cr, uid, self.get_content(cr, uid, package_id, context=context)):
3793             if quant.product_id.id not in res:
3794                 res[quant.product_id.id] = 0
3795             res[quant.product_id.id] += quant.qty
3796         return res
3797
3798     def copy_pack(self, cr, uid, id, default_pack_values=None, default=None, context=None):
3799         stock_pack_operation_obj = self.pool.get('stock.pack.operation')
3800         if default is None:
3801             default = {}
3802         new_package_id = self.copy(cr, uid, id, default_pack_values, context=context)
3803         default['result_package_id'] = new_package_id
3804         op_ids = stock_pack_operation_obj.search(cr, uid, [('result_package_id', '=', id)], context=context)
3805         for op_id in op_ids:
3806             stock_pack_operation_obj.copy(cr, uid, op_id, default, context=context)
3807
3808
3809 class stock_pack_operation(osv.osv):
3810     _name = "stock.pack.operation"
3811     _description = "Packing Operation"
3812
3813     def _get_remaining_prod_quantities(self, cr, uid, operation, context=None):
3814         '''Get the remaining quantities per product on an operation with a package. This function returns a dictionary'''
3815         #if the operation doesn't concern a package, it's not relevant to call this function
3816         if not operation.package_id or operation.product_id:
3817             return {operation.product_id.id: operation.remaining_qty}
3818         #get the total of products the package contains
3819         res = self.pool.get('stock.quant.package')._get_all_products_quantities(cr, uid, operation.package_id.id, context=context)
3820         #reduce by the quantities linked to a move
3821         for record in operation.linked_move_operation_ids:
3822             if record.move_id.product_id.id not in res:
3823                 res[record.move_id.product_id.id] = 0
3824             res[record.move_id.product_id.id] -= record.qty
3825         return res
3826
3827     def _get_remaining_qty(self, cr, uid, ids, name, args, context=None):
3828         uom_obj = self.pool.get('product.uom')
3829         res = {}
3830         for ops in self.browse(cr, uid, ids, context=context):
3831             res[ops.id] = 0
3832             if ops.package_id and not ops.product_id:
3833                 #dont try to compute the remaining quantity for packages because it's not relevant (a package could include different products).
3834                 #should use _get_remaining_prod_quantities instead
3835                 continue
3836             else:
3837                 qty = ops.product_qty
3838                 if ops.product_uom_id:
3839                     qty = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
3840                 for record in ops.linked_move_operation_ids:
3841                     qty -= record.qty
3842                 res[ops.id] = float_round(qty, precision_rounding=ops.product_id.uom_id.rounding)
3843         return res
3844
3845     def product_id_change(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3846         res = self.on_change_tests(cr, uid, ids, product_id, product_uom_id, product_qty, context=context)
3847         if product_id and not product_uom_id:
3848             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3849             res['value']['product_uom_id'] = product.uom_id.id
3850         return res
3851
3852     def on_change_tests(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3853         res = {'value': {}}
3854         uom_obj = self.pool.get('product.uom')
3855         if product_id:
3856             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3857             product_uom_id = product_uom_id or product.uom_id.id
3858             selected_uom = uom_obj.browse(cr, uid, product_uom_id, context=context)
3859             if selected_uom.category_id.id != product.uom_id.category_id.id:
3860                 res['warning'] = {
3861                     'title': _('Warning: wrong UoM!'),
3862                     '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)
3863                 }
3864             if product_qty and 'warning' not in res:
3865                 rounded_qty = uom_obj._compute_qty(cr, uid, product_uom_id, product_qty, product_uom_id, round=True)
3866                 if rounded_qty != product_qty:
3867                     res['warning'] = {
3868                         'title': _('Warning: wrong quantity!'),
3869                         'message': _('The chosen quantity for product %s is not compatible with the UoM rounding. It will be automatically converted at confirmation') % (product.name)
3870                     }
3871         return res
3872
3873     _columns = {
3874         'picking_id': fields.many2one('stock.picking', 'Stock Picking', help='The stock operation where the packing has been made', required=True),
3875         'product_id': fields.many2one('product.product', 'Product', ondelete="CASCADE"),  # 1
3876         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure'),
3877         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True),
3878         'qty_done': fields.float('Quantity Processed', digits_compute=dp.get_precision('Product Unit of Measure')),
3879         'package_id': fields.many2one('stock.quant.package', 'Source Package'),  # 2
3880         'lot_id': fields.many2one('stock.production.lot', 'Lot/Serial Number'),
3881         'result_package_id': fields.many2one('stock.quant.package', 'Destination Package', help="If set, the operations are packed into this package", required=False, ondelete='cascade'),
3882         'date': fields.datetime('Date', required=True),
3883         'owner_id': fields.many2one('res.partner', 'Owner', help="Owner of the quants"),
3884         #'update_cost': fields.boolean('Need cost update'),
3885         'cost': fields.float("Cost", help="Unit Cost for this product line"),
3886         'currency': fields.many2one('res.currency', string="Currency", help="Currency in which Unit cost is expressed", ondelete='CASCADE'),
3887         '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'),
3888         'remaining_qty': fields.function(_get_remaining_qty, type='float', digits = 0, string="Remaining Qty", help="Remaining quantity in default UoM according to moves matched with this operation. "),
3889         'location_id': fields.many2one('stock.location', 'Source Location', required=True),
3890         'location_dest_id': fields.many2one('stock.location', 'Destination Location', required=True),
3891         'processed': fields.selection([('true','Yes'), ('false','No')],'Has been processed?', required=True),
3892     }
3893
3894     _defaults = {
3895         'date': fields.date.context_today,
3896         'qty_done': 0,
3897         'processed': lambda *a: 'false',
3898     }
3899
3900     def write(self, cr, uid, ids, vals, context=None):
3901         context = context or {}
3902         res = super(stock_pack_operation, self).write(cr, uid, ids, vals, context=context)
3903         if isinstance(ids, (int, long)):
3904             ids = [ids]
3905         if not context.get("no_recompute"):
3906             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)]))
3907             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, pickings, context=context)
3908         return res
3909
3910     def create(self, cr, uid, vals, context=None):
3911         context = context or {}
3912         res_id = super(stock_pack_operation, self).create(cr, uid, vals, context=context)
3913         if vals.get("picking_id") and not context.get("no_recompute"):
3914             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, [vals['picking_id']], context=context)
3915         return res_id
3916
3917     def action_drop_down(self, cr, uid, ids, context=None):
3918         ''' Used by barcode interface to say that pack_operation has been moved from src location
3919             to destination location, if qty_done is less than product_qty than we have to split the
3920             operation in two to process the one with the qty moved
3921         '''
3922         processed_ids = []
3923         move_obj = self.pool.get("stock.move")
3924         for pack_op in self.browse(cr, uid, ids, context=None):
3925             if pack_op.product_id and pack_op.location_id and pack_op.location_dest_id:
3926                 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)
3927             op = pack_op.id
3928             if pack_op.qty_done < pack_op.product_qty:
3929                 # we split the operation in two
3930                 op = self.copy(cr, uid, pack_op.id, {'product_qty': pack_op.qty_done, 'qty_done': pack_op.qty_done}, context=context)
3931                 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)
3932             processed_ids.append(op)
3933         self.write(cr, uid, processed_ids, {'processed': 'true'}, context=context)
3934
3935     def create_and_assign_lot(self, cr, uid, id, name, context=None):
3936         ''' Used by barcode interface to create a new lot and assign it to the operation
3937         '''
3938         obj = self.browse(cr,uid,id,context)
3939         product_id = obj.product_id.id
3940         val = {'product_id': product_id}
3941         new_lot_id = False
3942         if name:
3943             lots = self.pool.get('stock.production.lot').search(cr, uid, ['&', ('name', '=', name), ('product_id', '=', product_id)], context=context)
3944             if lots:
3945                 new_lot_id = lots[0]
3946             val.update({'name': name})
3947
3948         if not new_lot_id:
3949             new_lot_id = self.pool.get('stock.production.lot').create(cr, uid, val, context=context)
3950         self.write(cr, uid, id, {'lot_id': new_lot_id}, context=context)
3951
3952     def _search_and_increment(self, cr, uid, picking_id, domain, filter_visible=False, visible_op_ids=False, increment=True, context=None):
3953         '''Search for an operation with given 'domain' in a picking, if it exists increment the qty (+1) otherwise create it
3954
3955         :param domain: list of tuple directly reusable as a domain
3956         context can receive a key 'current_package_id' with the package to consider for this operation
3957         returns True
3958         '''
3959         if context is None:
3960             context = {}
3961
3962         #if current_package_id is given in the context, we increase the number of items in this package
3963         package_clause = [('result_package_id', '=', context.get('current_package_id', False))]
3964         existing_operation_ids = self.search(cr, uid, [('picking_id', '=', picking_id)] + domain + package_clause, context=context)
3965         todo_operation_ids = []
3966         if existing_operation_ids:
3967             if filter_visible:
3968                 todo_operation_ids = [val for val in existing_operation_ids if val in visible_op_ids]
3969             else:
3970                 todo_operation_ids = existing_operation_ids
3971         if todo_operation_ids:
3972             #existing operation found for the given domain and picking => increment its quantity
3973             operation_id = todo_operation_ids[0]
3974             op_obj = self.browse(cr, uid, operation_id, context=context)
3975             qty = op_obj.qty_done
3976             if increment:
3977                 qty += 1
3978             else:
3979                 qty -= 1 if qty >= 1 else 0
3980                 if qty == 0 and op_obj.product_qty == 0:
3981                     #we have a line with 0 qty set, so delete it
3982                     self.unlink(cr, uid, [operation_id], context=context)
3983                     return False
3984             self.write(cr, uid, [operation_id], {'qty_done': qty}, context=context)
3985         else:
3986             #no existing operation found for the given domain and picking => create a new one
3987             picking_obj = self.pool.get("stock.picking")
3988             picking = picking_obj.browse(cr, uid, picking_id, context=context)
3989             values = {
3990                 'picking_id': picking_id,
3991                 'product_qty': 0,
3992                 'location_id': picking.location_id.id,
3993                 'location_dest_id': picking.location_dest_id.id,
3994                 'qty_done': 1,
3995                 }
3996             for key in domain:
3997                 var_name, dummy, value = key
3998                 uom_id = False
3999                 if var_name == 'product_id':
4000                     uom_id = self.pool.get('product.product').browse(cr, uid, value, context=context).uom_id.id
4001                 update_dict = {var_name: value}
4002                 if uom_id:
4003                     update_dict['product_uom_id'] = uom_id
4004                 values.update(update_dict)
4005             operation_id = self.create(cr, uid, values, context=context)
4006         return operation_id
4007
4008
4009 class stock_move_operation_link(osv.osv):
4010     """
4011     Table making the link between stock.moves and stock.pack.operations to compute the remaining quantities on each of these objects
4012     """
4013     _name = "stock.move.operation.link"
4014     _description = "Link between stock moves and pack operations"
4015
4016     _columns = {
4017         '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."),
4018         'operation_id': fields.many2one('stock.pack.operation', 'Operation', required=True, ondelete="cascade"),
4019         'move_id': fields.many2one('stock.move', 'Move', required=True, ondelete="cascade"),
4020         '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"),
4021     }
4022
4023     def get_specific_domain(self, cr, uid, record, context=None):
4024         '''Returns the specific domain to consider for quant selection in action_assign() or action_done() of stock.move,
4025         having the record given as parameter making the link between the stock move and a pack operation'''
4026
4027         op = record.operation_id
4028         domain = []
4029         if op.package_id and op.product_id:
4030             #if removing a product from a box, we restrict the choice of quants to this box
4031             domain.append(('package_id', '=', op.package_id.id))
4032         elif op.package_id:
4033             #if moving a box, we allow to take everything from inside boxes as well
4034             domain.append(('package_id', 'child_of', [op.package_id.id]))
4035         else:
4036             #if not given any information about package, we don't open boxes
4037             domain.append(('package_id', '=', False))
4038         #if lot info is given, we restrict choice to this lot otherwise we can take any
4039         if op.lot_id:
4040             domain.append(('lot_id', '=', op.lot_id.id))
4041         #if owner info is given, we restrict to this owner otherwise we restrict to no owner
4042         if op.owner_id:
4043             domain.append(('owner_id', '=', op.owner_id.id))
4044         else:
4045             domain.append(('owner_id', '=', False))
4046         return domain
4047
4048 class stock_warehouse_orderpoint(osv.osv):
4049     """
4050     Defines Minimum stock rules.
4051     """
4052     _name = "stock.warehouse.orderpoint"
4053     _description = "Minimum Inventory Rule"
4054
4055     def subtract_procurements(self, cr, uid, orderpoint, context=None):
4056         '''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.
4057         '''
4058         qty = 0
4059         uom_obj = self.pool.get("product.uom")
4060         for procurement in orderpoint.procurement_ids:
4061             if procurement.state in ('cancel', 'done'):
4062                 continue
4063             procurement_qty = uom_obj._compute_qty_obj(cr, uid, procurement.product_uom, procurement.product_qty, procurement.product_id.uom_id, context=context)
4064             for move in procurement.move_ids:
4065                 #need to add the moves in draft as they aren't in the virtual quantity + moves that have not been created yet
4066                 if move.state not in ('draft'):
4067                     #if move is already confirmed, assigned or done, the virtual stock is already taking this into account so it shouldn't be deducted
4068                     procurement_qty -= move.product_qty
4069             qty += procurement_qty
4070         return qty
4071
4072     def _check_product_uom(self, cr, uid, ids, context=None):
4073         '''
4074         Check if the UoM has the same category as the product standard UoM
4075         '''
4076         if not context:
4077             context = {}
4078
4079         for rule in self.browse(cr, uid, ids, context=context):
4080             if rule.product_id.uom_id.category_id.id != rule.product_uom.category_id.id:
4081                 return False
4082         return True
4083
4084     def action_view_proc_to_process(self, cr, uid, ids, context=None):
4085         act_obj = self.pool.get('ir.actions.act_window')
4086         mod_obj = self.pool.get('ir.model.data')
4087         proc_ids = self.pool.get('procurement.order').search(cr, uid, [('orderpoint_id', 'in', ids), ('state', 'not in', ('done', 'cancel'))], context=context)
4088         result = mod_obj.get_object_reference(cr, uid, 'procurement', 'do_view_procurements')
4089         if not result:
4090             return False
4091
4092         result = act_obj.read(cr, uid, [result[1]], context=context)[0]
4093         result['domain'] = "[('id', 'in', [" + ','.join(map(str, proc_ids)) + "])]"
4094         return result
4095
4096     _columns = {
4097         'name': fields.char('Name', required=True, copy=False),
4098         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the orderpoint without removing it."),
4099         'logic': fields.selection([('max', 'Order to Max'), ('price', 'Best price (not yet active!)')], 'Reordering Mode', required=True),
4100         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', required=True, ondelete="cascade"),
4101         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="cascade"),
4102         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete='cascade', domain=[('type', '=', 'product')]),
4103         'product_uom': fields.related('product_id', 'uom_id', type='many2one', relation='product.uom', string='Product Unit of Measure', readonly=True, required=True),
4104         'product_min_qty': fields.float('Minimum Quantity', required=True,
4105             digits_compute=dp.get_precision('Product Unit of Measure'),
4106             help="When the virtual stock goes below the Min Quantity specified for this field, Odoo generates "\
4107             "a procurement to bring the forecasted quantity to the Max Quantity."),
4108         'product_max_qty': fields.float('Maximum Quantity', required=True,
4109             digits_compute=dp.get_precision('Product Unit of Measure'),
4110             help="When the virtual stock goes below the Min Quantity, Odoo generates "\
4111             "a procurement to bring the forecasted quantity to the Quantity specified as Max Quantity."),
4112         'qty_multiple': fields.float('Qty Multiple', required=True,
4113             digits_compute=dp.get_precision('Product Unit of Measure'),
4114             help="The procurement quantity will be rounded up to this multiple.  If it is 0, the exact quantity will be used.  "),
4115         'procurement_ids': fields.one2many('procurement.order', 'orderpoint_id', 'Created Procurements'),
4116         '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),
4117         'company_id': fields.many2one('res.company', 'Company', required=True),
4118     }
4119     _defaults = {
4120         'active': lambda *a: 1,
4121         'logic': lambda *a: 'max',
4122         'qty_multiple': lambda *a: 1,
4123         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').next_by_code(cr, uid, 'stock.orderpoint') or '',
4124         'product_uom': lambda self, cr, uid, context: context.get('product_uom', False),
4125         'company_id': lambda self, cr, uid, context: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.warehouse.orderpoint', context=context)
4126     }
4127     _sql_constraints = [
4128         ('qty_multiple_check', 'CHECK( qty_multiple >= 0 )', 'Qty Multiple must be greater than or equal to zero.'),
4129     ]
4130     _constraints = [
4131         (_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']),
4132     ]
4133
4134     def default_get(self, cr, uid, fields, context=None):
4135         warehouse_obj = self.pool.get('stock.warehouse')
4136         res = super(stock_warehouse_orderpoint, self).default_get(cr, uid, fields, context)
4137         # default 'warehouse_id' and 'location_id'
4138         if 'warehouse_id' not in res:
4139             warehouse_ids = res.get('company_id') and warehouse_obj.search(cr, uid, [('company_id', '=', res['company_id'])], limit=1, context=context) or []
4140             res['warehouse_id'] = warehouse_ids and warehouse_ids[0] or False
4141         if 'location_id' not in res:
4142             res['location_id'] = res.get('warehouse_id') and warehouse_obj.browse(cr, uid, res['warehouse_id'], context).lot_stock_id.id or False
4143         return res
4144
4145     def onchange_warehouse_id(self, cr, uid, ids, warehouse_id, context=None):
4146         """ Finds location id for changed warehouse.
4147         @param warehouse_id: Changed id of warehouse.
4148         @return: Dictionary of values.
4149         """
4150         if warehouse_id:
4151             w = self.pool.get('stock.warehouse').browse(cr, uid, warehouse_id, context=context)
4152             v = {'location_id': w.lot_stock_id.id}
4153             return {'value': v}
4154         return {}
4155
4156     def onchange_product_id(self, cr, uid, ids, product_id, context=None):
4157         """ Finds UoM for changed product.
4158         @param product_id: Changed id of product.
4159         @return: Dictionary of values.
4160         """
4161         if product_id:
4162             prod = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
4163             d = {'product_uom': [('category_id', '=', prod.uom_id.category_id.id)]}
4164             v = {'product_uom': prod.uom_id.id}
4165             return {'value': v, 'domain': d}
4166         return {'domain': {'product_uom': []}}
4167
4168 class stock_picking_type(osv.osv):
4169     _name = "stock.picking.type"
4170     _description = "The picking type determines the picking view"
4171     _order = 'sequence'
4172
4173     def open_barcode_interface(self, cr, uid, ids, context=None):
4174         final_url = "/stock/barcode/#action=stock.ui&picking_type_id=" + str(ids[0]) if len(ids) else '0'
4175         return {'type': 'ir.actions.act_url', 'url': final_url, 'target': 'self'}
4176
4177     def _get_tristate_values(self, cr, uid, ids, field_name, arg, context=None):
4178         picking_obj = self.pool.get('stock.picking')
4179         res = {}
4180         for picking_type_id in ids:
4181             #get last 10 pickings of this type
4182             picking_ids = picking_obj.search(cr, uid, [('picking_type_id', '=', picking_type_id), ('state', '=', 'done')], order='date_done desc', limit=10, context=context)
4183             tristates = []
4184             for picking in picking_obj.browse(cr, uid, picking_ids, context=context):
4185                 if picking.date_done > picking.date:
4186                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Late'), 'value': -1})
4187                 elif picking.backorder_id:
4188                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Backorder exists'), 'value': 0})
4189                 else:
4190                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('OK'), 'value': 1})
4191             res[picking_type_id] = json.dumps(tristates)
4192         return res
4193
4194     def _get_picking_count(self, cr, uid, ids, field_names, arg, context=None):
4195         obj = self.pool.get('stock.picking')
4196         domains = {
4197             'count_picking_draft': [('state', '=', 'draft')],
4198             'count_picking_waiting': [('state', '=', 'confirmed')],
4199             'count_picking_ready': [('state', 'in', ('assigned', 'partially_available'))],
4200             'count_picking': [('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4201             'count_picking_late': [('min_date', '<', time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)), ('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4202             'count_picking_backorders': [('backorder_id', '!=', False), ('state', 'in', ('confirmed', 'assigned', 'waiting', 'partially_available'))],
4203         }
4204         result = {}
4205         for field in domains:
4206             data = obj.read_group(cr, uid, domains[field] +
4207                 [('state', 'not in', ('done', 'cancel')), ('picking_type_id', 'in', ids)],
4208                 ['picking_type_id'], ['picking_type_id'], context=context)
4209             count = dict(map(lambda x: (x['picking_type_id'] and x['picking_type_id'][0], x['picking_type_id_count']), data))
4210             for tid in ids:
4211                 result.setdefault(tid, {})[field] = count.get(tid, 0)
4212         for tid in ids:
4213             if result[tid]['count_picking']:
4214                 result[tid]['rate_picking_late'] = result[tid]['count_picking_late'] * 100 / result[tid]['count_picking']
4215                 result[tid]['rate_picking_backorders'] = result[tid]['count_picking_backorders'] * 100 / result[tid]['count_picking']
4216             else:
4217                 result[tid]['rate_picking_late'] = 0
4218                 result[tid]['rate_picking_backorders'] = 0
4219         return result
4220
4221     def onchange_picking_code(self, cr, uid, ids, picking_code=False):
4222         if not picking_code:
4223             return False
4224
4225         obj_data = self.pool.get('ir.model.data')
4226         stock_loc = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_stock')
4227
4228         result = {
4229             'default_location_src_id': stock_loc,
4230             'default_location_dest_id': stock_loc,
4231         }
4232         if picking_code == 'incoming':
4233             result['default_location_src_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_suppliers')
4234         elif picking_code == 'outgoing':
4235             result['default_location_dest_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_customers')
4236         return {'value': result}
4237
4238     def _get_name(self, cr, uid, ids, field_names, arg, context=None):
4239         return dict(self.name_get(cr, uid, ids, context=context))
4240
4241     def name_get(self, cr, uid, ids, context=None):
4242         """Overides orm name_get method to display 'Warehouse_name: PickingType_name' """
4243         if context is None:
4244             context = {}
4245         if not isinstance(ids, list):
4246             ids = [ids]
4247         res = []
4248         if not ids:
4249             return res
4250         for record in self.browse(cr, uid, ids, context=context):
4251             name = record.name
4252             if record.warehouse_id:
4253                 name = record.warehouse_id.name + ': ' +name
4254             if context.get('special_shortened_wh_name'):
4255                 if record.warehouse_id:
4256                     name = record.warehouse_id.name
4257                 else:
4258                     name = _('Customer') + ' (' + record.name + ')'
4259             res.append((record.id, name))
4260         return res
4261
4262     def _default_warehouse(self, cr, uid, context=None):
4263         user = self.pool.get('res.users').browse(cr, uid, uid, context)
4264         res = self.pool.get('stock.warehouse').search(cr, uid, [('company_id', '=', user.company_id.id)], limit=1, context=context)
4265         return res and res[0] or False
4266
4267     _columns = {
4268         'name': fields.char('Picking Type Name', translate=True, required=True),
4269         'complete_name': fields.function(_get_name, type='char', string='Name'),
4270         'color': fields.integer('Color'),
4271         'sequence': fields.integer('Sequence', help="Used to order the 'All Operations' kanban view"),
4272         'sequence_id': fields.many2one('ir.sequence', 'Reference Sequence', required=True),
4273         'default_location_src_id': fields.many2one('stock.location', 'Default Source Location'),
4274         'default_location_dest_id': fields.many2one('stock.location', 'Default Destination Location'),
4275         'code': fields.selection([('incoming', 'Suppliers'), ('outgoing', 'Customers'), ('internal', 'Internal')], 'Type of Operation', required=True),
4276         'return_picking_type_id': fields.many2one('stock.picking.type', 'Picking Type for Returns'),
4277         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', ondelete='cascade'),
4278         'active': fields.boolean('Active'),
4279
4280         # Statistics for the kanban view
4281         'last_done_picking': fields.function(_get_tristate_values,
4282             type='char',
4283             string='Last 10 Done Pickings'),
4284
4285         'count_picking_draft': fields.function(_get_picking_count,
4286             type='integer', multi='_get_picking_count'),
4287         'count_picking_ready': fields.function(_get_picking_count,
4288             type='integer', multi='_get_picking_count'),
4289         'count_picking': fields.function(_get_picking_count,
4290             type='integer', multi='_get_picking_count'),
4291         'count_picking_waiting': fields.function(_get_picking_count,
4292             type='integer', multi='_get_picking_count'),
4293         'count_picking_late': fields.function(_get_picking_count,
4294             type='integer', multi='_get_picking_count'),
4295         'count_picking_backorders': fields.function(_get_picking_count,
4296             type='integer', multi='_get_picking_count'),
4297
4298         'rate_picking_late': fields.function(_get_picking_count,
4299             type='integer', multi='_get_picking_count'),
4300         'rate_picking_backorders': fields.function(_get_picking_count,
4301             type='integer', multi='_get_picking_count'),
4302
4303     }
4304     _defaults = {
4305         'warehouse_id': _default_warehouse,
4306         'active': True,
4307     }
4308
4309 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: