addons/stock/stock.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 from datetime import date, datetime
  23 from dateutil import relativedelta
  24 import json
  25 import time
  26
  27 from openerp.osv import fields, osv
  28 from openerp.tools.translate import _
  29 from openerp.tools import DEFAULT_SERVER_DATETIME_FORMAT, DEFAULT_SERVER_DATE_FORMAT
  30 from openerp import SUPERUSER_ID, api
  31 import openerp.addons.decimal_precision as dp
  32 from openerp.addons.procurement import procurement
  33 import logging
  34
  35
  36 _logger = logging.getLogger(__name__)
  37 #----------------------------------------------------------
  38 # Incoterms
  39 #----------------------------------------------------------
  40 class stock_incoterms(osv.osv):
  41     _name = "stock.incoterms"
  42     _description = "Incoterms"
  43     _columns = {
  44         'name': fields.char('Name', required=True, help="Incoterms are series of sales terms. They are used to divide transaction costs and responsibilities between buyer and seller and reflect state-of-the-art transportation practices."),
  45         'code': fields.char('Code', size=3, required=True, help="Incoterm Standard Code"),
  46         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM you will not use."),
  47     }
  48     _defaults = {
  49         'active': True,
  50     }
  51
  52 #----------------------------------------------------------
  53 # Stock Location
  54 #----------------------------------------------------------
  55
  56 class stock_location(osv.osv):
  57     _name = "stock.location"
  58     _description = "Inventory Locations"
  59     _parent_name = "location_id"
  60     _parent_store = True
  61     _parent_order = 'name'
  62     _order = 'parent_left'
  63     _rec_name = 'complete_name'
  64
  65     def _location_owner(self, cr, uid, location, context=None):
  66         ''' Return the company owning the location if any '''
  67         return location and (location.usage == 'internal') and location.company_id or False
  68
  69     def _complete_name(self, cr, uid, ids, name, args, context=None):
  70         """ Forms complete name of location from parent location to child location.
  71         @return: Dictionary of values
  72         """
  73         res = {}
  74         for m in self.browse(cr, uid, ids, context=context):
  75             res[m.id] = m.name
  76             parent = m.location_id
  77             while parent:
  78                 res[m.id] = parent.name + ' / ' + res[m.id]
  79                 parent = parent.location_id
  80         return res
  81
  82     def _get_sublocations(self, cr, uid, ids, context=None):
  83         """ return all sublocations of the given stock locations (included) """
  84         if context is None:
  85             context = {}
  86         context_with_inactive = context.copy()
  87         context_with_inactive['active_test'] = False
  88         return self.search(cr, uid, [('id', 'child_of', ids)], context=context_with_inactive)
  89
  90     def _name_get(self, cr, uid, location, context=None):
  91         name = location.name
  92         while location.location_id and location.usage != 'view':
  93             location = location.location_id
  94             name = location.name + '/' + name
  95         return name
  96
  97     def name_get(self, cr, uid, ids, context=None):
  98         res = []
  99         for location in self.browse(cr, uid, ids, context=context):
 100             res.append((location.id, self._name_get(cr, uid, location, context=context)))
 101         return res
 102
 103     _columns = {
 104         'name': fields.char('Location Name', required=True, translate=True),
 105         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 106         'usage': fields.selection([
 107                         ('supplier', 'Supplier Location'),
 108                         ('view', 'View'),
 109                         ('internal', 'Internal Location'),
 110                         ('customer', 'Customer Location'),
 111                         ('inventory', 'Inventory'),
 112                         ('procurement', 'Procurement'),
 113                         ('production', 'Production'),
 114                         ('transit', 'Transit Location')],
 115                 'Location Type', required=True,
 116                 help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 117                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 118                        \n* Internal Location: Physical locations inside your own warehouses,
 119                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 120                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 121                        \n* Procurement: Virtual location serving as temporary counterpart for procurement operations when the source (supplier or production) is not known yet. This location should be empty when the procurement scheduler has finished running.
 122                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 123                        \n* Transit Location: Counterpart location that should be used in inter-companies or inter-warehouses operations
 124                       """, select=True),
 125         'complete_name': fields.function(_complete_name, type='char', string="Location Name",
 126                             store={'stock.location': (_get_sublocations, ['name', 'location_id', 'active'], 10)}),
 127         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 128         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 129
 130         'partner_id': fields.many2one('res.partner', 'Owner', help="Owner of the location if not internal"),
 131
 132         'comment': fields.text('Additional Information'),
 133         'posx': fields.integer('Corridor (X)', help="Optional localization details, for information purpose only"),
 134         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 135         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 136
 137         'parent_left': fields.integer('Left Parent', select=1),
 138         'parent_right': fields.integer('Right Parent', select=1),
 139
 140         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between companies'),
 141         'scrap_location': fields.boolean('Is a Scrap Location?', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 142         'removal_strategy_id': fields.many2one('product.removal', 'Removal Strategy', help="Defines the default method used for suggesting the exact location (shelf) where to take the products from, which lot etc. for this location. This method can be enforced at the product category level, and a fallback is made on the parent locations if none is set here."),
 143         'putaway_strategy_id': fields.many2one('product.putaway', 'Put Away Strategy', help="Defines the default method used for suggesting the exact location (shelf) where to store the products. This method can be enforced at the product category level, and a fallback is made on the parent locations if none is set here."),
 144         'loc_barcode': fields.char('Location Barcode'),
 145     }
 146     _defaults = {
 147         'active': True,
 148         'usage': 'internal',
 149         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 150         'posx': 0,
 151         'posy': 0,
 152         'posz': 0,
 153         'scrap_location': False,
 154     }
 155     _sql_constraints = [('loc_barcode_company_uniq', 'unique (loc_barcode,company_id)', 'The barcode for a location must be unique per company !')]
 156
 157     def create(self, cr, uid, default, context=None):
 158         if not default.get('loc_barcode', False):
 159             default.update({'loc_barcode': default.get('complete_name', False)})
 160         return super(stock_location, self).create(cr, uid, default, context=context)
 161
 162     def get_putaway_strategy(self, cr, uid, location, product, context=None):
 163         ''' Returns the location where the product has to be put, if any compliant putaway strategy is found. Otherwise returns None.'''
 164         putaway_obj = self.pool.get('product.putaway')
 165         loc = location
 166         while loc:
 167             if loc.putaway_strategy_id:
 168                 res = putaway_obj.putaway_apply(cr, uid, loc.putaway_strategy_id, product, context=context)
 169                 if res:
 170                     return res
 171             loc = loc.location_id
 172
 173     def _default_removal_strategy(self, cr, uid, context=None):
 174         return 'fifo'
 175
 176     def get_removal_strategy(self, cr, uid, location, product, context=None):
 177         ''' Returns the removal strategy to consider for the given product and location.
 178             :param location: browse record (stock.location)
 179             :param product: browse record (product.product)
 180             :rtype: char
 181         '''
 182         if product.categ_id.removal_strategy_id:
 183             return product.categ_id.removal_strategy_id.method
 184         loc = location
 185         while loc:
 186             if loc.removal_strategy_id:
 187                 return loc.removal_strategy_id.method
 188             loc = loc.location_id
 189         return self._default_removal_strategy(cr, uid, context=context)
 190
 191
 192     def get_warehouse(self, cr, uid, location, context=None):
 193         """
 194             Returns warehouse id of warehouse that contains location
 195             :param location: browse record (stock.location)
 196         """
 197         wh_obj = self.pool.get("stock.warehouse")
 198         whs = wh_obj.search(cr, uid, [('view_location_id.parent_left', '<=', location.parent_left),
 199                                 ('view_location_id.parent_right', '>=', location.parent_left)], context=context)
 200         return whs and whs[0] or False
 201
 202 #----------------------------------------------------------
 203 # Routes
 204 #----------------------------------------------------------
 205
 206 class stock_location_route(osv.osv):
 207     _name = 'stock.location.route'
 208     _description = "Inventory Routes"
 209     _order = 'sequence'
 210
 211     _columns = {
 212         'name': fields.char('Route Name', required=True),
 213         'sequence': fields.integer('Sequence'),
 214         'pull_ids': fields.one2many('procurement.rule', 'route_id', 'Pull Rules', copy=True),
 215         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the route without removing it."),
 216         'push_ids': fields.one2many('stock.location.path', 'route_id', 'Push Rules', copy=True),
 217         'product_selectable': fields.boolean('Applicable on Product'),
 218         'product_categ_selectable': fields.boolean('Applicable on Product Category'),
 219         'warehouse_selectable': fields.boolean('Applicable on Warehouse'),
 220         'supplied_wh_id': fields.many2one('stock.warehouse', 'Supplied Warehouse'),
 221         'supplier_wh_id': fields.many2one('stock.warehouse', 'Supplier Warehouse'),
 222         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this route is shared between all companies'),
 223     }
 224
 225     _defaults = {
 226         'sequence': lambda self, cr, uid, ctx: 0,
 227         'active': True,
 228         'product_selectable': True,
 229         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location.route', context=c),
 230     }
 231
 232     def write(self, cr, uid, ids, vals, context=None):
 233         '''when a route is deactivated, deactivate also its pull and push rules'''
 234         if isinstance(ids, (int, long)):
 235             ids = [ids]
 236         res = super(stock_location_route, self).write(cr, uid, ids, vals, context=context)
 237         if 'active' in vals:
 238             push_ids = []
 239             pull_ids = []
 240             for route in self.browse(cr, uid, ids, context=context):
 241                 if route.push_ids:
 242                     push_ids += [r.id for r in route.push_ids if r.active != vals['active']]
 243                 if route.pull_ids:
 244                     pull_ids += [r.id for r in route.pull_ids if r.active != vals['active']]
 245             if push_ids:
 246                 self.pool.get('stock.location.path').write(cr, uid, push_ids, {'active': vals['active']}, context=context)
 247             if pull_ids:
 248                 self.pool.get('procurement.rule').write(cr, uid, pull_ids, {'active': vals['active']}, context=context)
 249         return res
 250
 251 #----------------------------------------------------------
 252 # Quants
 253 #----------------------------------------------------------
 254
 255 class stock_quant(osv.osv):
 256     """
 257     Quants are the smallest unit of stock physical instances
 258     """
 259     _name = "stock.quant"
 260     _description = "Quants"
 261
 262     def _get_quant_name(self, cr, uid, ids, name, args, context=None):
 263         """ Forms complete name of location from parent location to child location.
 264         @return: Dictionary of values
 265         """
 266         res = {}
 267         for q in self.browse(cr, uid, ids, context=context):
 268
 269             res[q.id] = q.product_id.code or ''
 270             if q.lot_id:
 271                 res[q.id] = q.lot_id.name
 272             res[q.id] += ': ' + str(q.qty) + q.product_id.uom_id.name
 273         return res
 274
 275     def _calc_inventory_value(self, cr, uid, ids, name, attr, context=None):
 276         context = dict(context or {})
 277         res = {}
 278         uid_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
 279         for quant in self.browse(cr, uid, ids, context=context):
 280             context.pop('force_company', None)
 281             if quant.company_id.id != uid_company_id:
 282                 #if the company of the quant is different than the current user company, force the company in the context
 283                 #then re-do a browse to read the property fields for the good company.
 284                 context['force_company'] = quant.company_id.id
 285                 quant = self.browse(cr, uid, quant.id, context=context)
 286             res[quant.id] = self._get_inventory_value(cr, uid, quant, context=context)
 287         return res
 288
 289     def _get_inventory_value(self, cr, uid, quant, context=None):
 290         return quant.product_id.standard_price * quant.qty
 291
 292     _columns = {
 293         'name': fields.function(_get_quant_name, type='char', string='Identifier'),
 294         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete="restrict", readonly=True, select=True),
 295         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="restrict", readonly=True, select=True),
 296         'qty': fields.float('Quantity', required=True, help="Quantity of products in this quant, in the default unit of measure of the product", readonly=True, select=True),
 297         'package_id': fields.many2one('stock.quant.package', string='Package', help="The package containing this quant", readonly=True, select=True),
 298         'packaging_type_id': fields.related('package_id', 'packaging_id', type='many2one', relation='product.packaging', string='Type of packaging', readonly=True, store=True),
 299         'reservation_id': fields.many2one('stock.move', 'Reserved for Move', help="The move the quant is reserved for", readonly=True, select=True),
 300         'lot_id': fields.many2one('stock.production.lot', 'Lot', readonly=True, select=True),
 301         'cost': fields.float('Unit Cost'),
 302         'owner_id': fields.many2one('res.partner', 'Owner', help="This is the owner of the quant", readonly=True, select=True),
 303
 304         'create_date': fields.datetime('Creation Date', readonly=True),
 305         'in_date': fields.datetime('Incoming Date', readonly=True, select=True),
 306
 307         'history_ids': fields.many2many('stock.move', 'stock_quant_move_rel', 'quant_id', 'move_id', 'Moves', help='Moves that operate(d) on this quant'),
 308         'company_id': fields.many2one('res.company', 'Company', help="The company to which the quants belong", required=True, readonly=True, select=True),
 309         'inventory_value': fields.function(_calc_inventory_value, string="Inventory Value", type='float', readonly=True),
 310
 311         # Used for negative quants to reconcile after compensated by a new positive one
 312         'propagated_from_id': fields.many2one('stock.quant', 'Linked Quant', help='The negative quant this is coming from', readonly=True, select=True),
 313         'negative_move_id': fields.many2one('stock.move', 'Move Negative Quant', help='If this is a negative quant, this will be the move that caused this negative quant.', readonly=True),
 314         'negative_dest_location_id': fields.related('negative_move_id', 'location_dest_id', type='many2one', relation='stock.location', string="Negative Destination Location", readonly=True,
 315                                                     help="Technical field used to record the destination location of a move that created a negative quant"),
 316     }
 317
 318     _defaults = {
 319         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.quant', context=c),
 320     }
 321
 322     def read_group(self, cr, uid, domain, fields, groupby, offset=0, limit=None, context=None, orderby=False, lazy=True):
 323         ''' Overwrite the read_group in order to sum the function field 'inventory_value' in group by'''
 324         res = super(stock_quant, self).read_group(cr, uid, domain, fields, groupby, offset=offset, limit=limit, context=context, orderby=orderby, lazy=lazy)
 325         if 'inventory_value' in fields:
 326             for line in res:
 327                 if '__domain' in line:
 328                     lines = self.search(cr, uid, line['__domain'], context=context)
 329                     inv_value = 0.0
 330                     for line2 in self.browse(cr, uid, lines, context=context):
 331                         inv_value += line2.inventory_value
 332                     line['inventory_value'] = inv_value
 333         return res
 334
 335     def action_view_quant_history(self, cr, uid, ids, context=None):
 336         '''
 337         This function returns an action that display the history of the quant, which
 338         mean all the stock moves that lead to this quant creation with this quant quantity.
 339         '''
 340         mod_obj = self.pool.get('ir.model.data')
 341         act_obj = self.pool.get('ir.actions.act_window')
 342
 343         result = mod_obj.get_object_reference(cr, uid, 'stock', 'action_move_form2')
 344         id = result and result[1] or False
 345         result = act_obj.read(cr, uid, [id], context={})[0]
 346
 347         move_ids = []
 348         for quant in self.browse(cr, uid, ids, context=context):
 349             move_ids += [move.id for move in quant.history_ids]
 350
 351         result['domain'] = "[('id','in',[" + ','.join(map(str, move_ids)) + "])]"
 352         return result
 353
 354     def quants_reserve(self, cr, uid, quants, move, link=False, context=None):
 355         '''This function reserves quants for the given move (and optionally given link). If the total of quantity reserved is enough, the move's state
 356         is also set to 'assigned'
 357
 358         :param quants: list of tuple(quant browse record or None, qty to reserve). If None is given as first tuple element, the item will be ignored. Negative quants should not be received as argument
 359         :param move: browse record
 360         :param link: browse record (stock.move.operation.link)
 361         '''
 362         toreserve = []
 363         reserved_availability = move.reserved_availability
 364         #split quants if needed
 365         for quant, qty in quants:
 366             if qty <= 0.0 or (quant and quant.qty <= 0.0):
 367                 raise osv.except_osv(_('Error!'), _('You can not reserve a negative quantity or a negative quant.'))
 368             if not quant:
 369                 continue
 370             self._quant_split(cr, uid, quant, qty, context=context)
 371             toreserve.append(quant.id)
 372             reserved_availability += quant.qty
 373         #reserve quants
 374         if toreserve:
 375             self.write(cr, SUPERUSER_ID, toreserve, {'reservation_id': move.id}, context=context)
 376             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 377             if move.picking_id:
 378                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 379         #check if move'state needs to be set as 'assigned'
 380         if reserved_availability == move.product_qty and move.state in ('confirmed', 'waiting'):
 381             self.pool.get('stock.move').write(cr, uid, [move.id], {'state': 'assigned'}, context=context)
 382         elif reserved_availability > 0 and not move.partially_available:
 383             self.pool.get('stock.move').write(cr, uid, [move.id], {'partially_available': True}, context=context)
 384
 385     def quants_move(self, cr, uid, quants, move, location_to, location_from=False, lot_id=False, owner_id=False, src_package_id=False, dest_package_id=False, context=None):
 386         """Moves all given stock.quant in the given destination location.  Unreserve from current move.
 387         :param quants: list of tuple(browse record(stock.quant) or None, quantity to move)
 388         :param move: browse record (stock.move)
 389         :param location_to: browse record (stock.location) depicting where the quants have to be moved
 390         :param location_from: optional browse record (stock.location) explaining where the quant has to be taken (may differ from the move source location in case a removal strategy applied). This parameter is only used to pass to _quant_create if a negative quant must be created
 391         :param lot_id: ID of the lot that must be set on the quants to move
 392         :param owner_id: ID of the partner that must own the quants to move
 393         :param src_package_id: ID of the package that contains the quants to move
 394         :param dest_package_id: ID of the package that must be set on the moved quant
 395         """
 396         quants_reconcile = []
 397         to_move_quants = []
 398         self._check_location(cr, uid, location_to, context=context)
 399         for quant, qty in quants:
 400             if not quant:
 401                 #If quant is None, we will create a quant to move (and potentially a negative counterpart too)
 402                 quant = self._quant_create(cr, uid, qty, move, lot_id=lot_id, owner_id=owner_id, src_package_id=src_package_id, dest_package_id=dest_package_id, force_location_from=location_from, force_location_to=location_to, context=context)
 403             else:
 404                 self._quant_split(cr, uid, quant, qty, context=context)
 405                 quant.refresh()
 406                 to_move_quants.append(quant)
 407             quants_reconcile.append(quant)
 408         if to_move_quants:
 409             to_recompute_move_ids = [x.reservation_id.id for x in to_move_quants if x.reservation_id and x.reservation_id.id != move.id]
 410             self.move_quants_write(cr, uid, to_move_quants, move, location_to, dest_package_id, context=context)
 411             self.pool.get('stock.move').recalculate_move_state(cr, uid, to_recompute_move_ids, context=context)
 412         if location_to.usage == 'internal':
 413             if self.search(cr, uid, [('product_id', '=', move.product_id.id), ('qty','<', 0)], limit=1, context=context):
 414                 for quant in quants_reconcile:
 415                     quant.refresh()
 416                     self._quant_reconcile_negative(cr, uid, quant, move, context=context)
 417
 418     def move_quants_write(self, cr, uid, quants, move, location_dest_id, dest_package_id, context=None):
 419         vals = {'location_id': location_dest_id.id,
 420                 'history_ids': [(4, move.id)],
 421                 'package_id': dest_package_id,
 422                 'reservation_id': False}
 423         self.write(cr, SUPERUSER_ID, [q.id for q in quants], vals, context=context)
 424
 425     def quants_get_prefered_domain(self, cr, uid, location, product, qty, domain=None, prefered_domain_list=[], restrict_lot_id=False, restrict_partner_id=False, context=None):
 426         ''' This function tries to find quants in the given location for the given domain, by trying to first limit
 427             the choice on the quants that match the first item of prefered_domain_list as well. But if the qty requested is not reached
 428             it tries to find the remaining quantity by looping on the prefered_domain_list (tries with the second item and so on).
 429             Make sure the quants aren't found twice => all the domains of prefered_domain_list should be orthogonal
 430         '''
 431         if domain is None:
 432             domain = []
 433         quants = [(None, qty)]
 434         #don't look for quants in location that are of type production, supplier or inventory.
 435         if location.usage in ['inventory', 'production', 'supplier']:
 436             return quants
 437         res_qty = qty
 438         if not prefered_domain_list:
 439             return self.quants_get(cr, uid, location, product, qty, domain=domain, restrict_lot_id=restrict_lot_id, restrict_partner_id=restrict_partner_id, context=context)
 440         for prefered_domain in prefered_domain_list:
 441             if res_qty > 0:
 442                 #try to replace the last tuple (None, res_qty) with something that wasn't chosen at first because of the prefered order
 443                 quants.pop()
 444                 tmp_quants = self.quants_get(cr, uid, location, product, res_qty, domain=domain + prefered_domain, restrict_lot_id=restrict_lot_id, restrict_partner_id=restrict_partner_id, context=context)
 445                 for quant in tmp_quants:
 446                     if quant[0]:
 447                         res_qty -= quant[1]
 448                 quants += tmp_quants
 449         return quants
 450
 451     def quants_get(self, cr, uid, location, product, qty, domain=None, restrict_lot_id=False, restrict_partner_id=False, context=None):
 452         """
 453         Use the removal strategies of product to search for the correct quants
 454         If you inherit, put the super at the end of your method.
 455
 456         :location: browse record of the parent location where the quants have to be found
 457         :product: browse record of the product to find
 458         :qty in UoM of product
 459         """
 460         result = []
 461         domain = domain or [('qty', '>', 0.0)]
 462         if restrict_partner_id:
 463             domain += [('owner_id', '=', restrict_partner_id)]
 464         if restrict_lot_id:
 465             domain += [('lot_id', '=', restrict_lot_id)]
 466         if location:
 467             removal_strategy = self.pool.get('stock.location').get_removal_strategy(cr, uid, location, product, context=context)
 468             result += self.apply_removal_strategy(cr, uid, location, product, qty, domain, removal_strategy, context=context)
 469         return result
 470
 471     def apply_removal_strategy(self, cr, uid, location, product, quantity, domain, removal_strategy, context=None):
 472         if removal_strategy == 'fifo':
 473             order = 'in_date, id'
 474             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 475         elif removal_strategy == 'lifo':
 476             order = 'in_date desc, id desc'
 477             return self._quants_get_order(cr, uid, location, product, quantity, domain, order, context=context)
 478         raise osv.except_osv(_('Error!'), _('Removal strategy %s not implemented.' % (removal_strategy,)))
 479
 480     def _quant_create(self, cr, uid, qty, move, lot_id=False, owner_id=False, src_package_id=False, dest_package_id=False,
 481                       force_location_from=False, force_location_to=False, context=None):
 482         '''Create a quant in the destination location and create a negative quant in the source location if it's an internal location.
 483         '''
 484         if context is None:
 485             context = {}
 486         price_unit = self.pool.get('stock.move').get_price_unit(cr, uid, move, context=context)
 487         location = force_location_to or move.location_dest_id
 488         vals = {
 489             'product_id': move.product_id.id,
 490             'location_id': location.id,
 491             'qty': qty,
 492             'cost': price_unit,
 493             'history_ids': [(4, move.id)],
 494             'in_date': datetime.now().strftime(DEFAULT_SERVER_DATETIME_FORMAT),
 495             'company_id': move.company_id.id,
 496             'lot_id': lot_id,
 497             'owner_id': owner_id,
 498             'package_id': dest_package_id,
 499         }
 500
 501         if move.location_id.usage == 'internal':
 502             #if we were trying to move something from an internal location and reach here (quant creation),
 503             #it means that a negative quant has to be created as well.
 504             negative_vals = vals.copy()
 505             negative_vals['location_id'] = force_location_from and force_location_from.id or move.location_id.id
 506             negative_vals['qty'] = -qty
 507             negative_vals['cost'] = price_unit
 508             negative_vals['negative_move_id'] = move.id
 509             negative_vals['package_id'] = src_package_id
 510             negative_quant_id = self.create(cr, SUPERUSER_ID, negative_vals, context=context)
 511             vals.update({'propagated_from_id': negative_quant_id})
 512
 513         #create the quant as superuser, because we want to restrict the creation of quant manually: we should always use this method to create quants
 514         quant_id = self.create(cr, SUPERUSER_ID, vals, context=context)
 515         return self.browse(cr, uid, quant_id, context=context)
 516
 517     def _quant_split(self, cr, uid, quant, qty, context=None):
 518         context = context or {}
 519         if (quant.qty > 0 and quant.qty <= qty) or (quant.qty <= 0 and quant.qty >= qty):
 520             return False
 521         new_quant = self.copy(cr, SUPERUSER_ID, quant.id, default={'qty': quant.qty - qty}, context=context)
 522         self.write(cr, SUPERUSER_ID, quant.id, {'qty': qty}, context=context)
 523         quant.refresh()
 524         return self.browse(cr, uid, new_quant, context=context)
 525
 526     def _get_latest_move(self, cr, uid, quant, context=None):
 527         move = False
 528         for m in quant.history_ids:
 529             if not move or m.date > move.date:
 530                 move = m
 531         return move
 532
 533     @api.cr_uid_ids_context
 534     def _quants_merge(self, cr, uid, solved_quant_ids, solving_quant, context=None):
 535         path = []
 536         for move in solving_quant.history_ids:
 537             path.append((4, move.id))
 538         self.write(cr, SUPERUSER_ID, solved_quant_ids, {'history_ids': path}, context=context)
 539
 540     def _quant_reconcile_negative(self, cr, uid, quant, move, context=None):
 541         """
 542             When new quant arrive in a location, try to reconcile it with
 543             negative quants. If it's possible, apply the cost of the new
 544             quant to the conter-part of the negative quant.
 545         """
 546         solving_quant = quant
 547         dom = [('qty', '<', 0)]
 548         if quant.lot_id:
 549             dom += [('lot_id', '=', quant.lot_id.id)]
 550         dom += [('owner_id', '=', quant.owner_id.id)]
 551         dom += [('package_id', '=', quant.package_id.id)]
 552         quants = self.quants_get(cr, uid, quant.location_id, quant.product_id, quant.qty, dom, context=context)
 553         for quant_neg, qty in quants:
 554             if not quant_neg:
 555                 continue
 556             to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id)], context=context)
 557             if not to_solve_quant_ids:
 558                 continue
 559             solving_qty = qty
 560             solved_quant_ids = []
 561             for to_solve_quant in self.browse(cr, uid, to_solve_quant_ids, context=context):
 562                 if solving_qty <= 0:
 563                     continue
 564                 solved_quant_ids.append(to_solve_quant.id)
 565                 self._quant_split(cr, uid, to_solve_quant, min(solving_qty, to_solve_quant.qty), context=context)
 566                 solving_qty -= min(solving_qty, to_solve_quant.qty)
 567             remaining_solving_quant = self._quant_split(cr, uid, solving_quant, qty, context=context)
 568             remaining_neg_quant = self._quant_split(cr, uid, quant_neg, -qty, context=context)
 569             #if the reconciliation was not complete, we need to link together the remaining parts
 570             if remaining_neg_quant:
 571                 remaining_to_solve_quant_ids = self.search(cr, uid, [('propagated_from_id', '=', quant_neg.id), ('id', 'not in', solved_quant_ids)], context=context)
 572                 if remaining_to_solve_quant_ids:
 573                     self.write(cr, SUPERUSER_ID, remaining_to_solve_quant_ids, {'propagated_from_id': remaining_neg_quant.id}, context=context)
 574             #delete the reconciled quants, as it is replaced by the solved quants
 575             self.unlink(cr, SUPERUSER_ID, [quant_neg.id], context=context)
 576             #price update + accounting entries adjustments
 577             self._price_update(cr, uid, solved_quant_ids, solving_quant.cost, context=context)
 578             #merge history (and cost?)
 579             self._quants_merge(cr, uid, solved_quant_ids, solving_quant, context=context)
 580             self.unlink(cr, SUPERUSER_ID, [solving_quant.id], context=context)
 581             solving_quant = remaining_solving_quant
 582
 583     def _price_update(self, cr, uid, ids, newprice, context=None):
 584         self.write(cr, SUPERUSER_ID, ids, {'cost': newprice}, context=context)
 585
 586     def quants_unreserve(self, cr, uid, move, context=None):
 587         related_quants = [x.id for x in move.reserved_quant_ids]
 588         if related_quants:
 589             #if move has a picking_id, write on that picking that pack_operation might have changed and need to be recomputed
 590             if move.picking_id:
 591                 self.pool.get('stock.picking').write(cr, uid, [move.picking_id.id], {'recompute_pack_op': True}, context=context)
 592             if move.partially_available:
 593                 self.pool.get("stock.move").write(cr, uid, [move.id], {'partially_available': False}, context=context)
 594             self.write(cr, SUPERUSER_ID, related_quants, {'reservation_id': False}, context=context)
 595
 596     def _quants_get_order(self, cr, uid, location, product, quantity, domain=[], orderby='in_date', context=None):
 597         ''' Implementation of removal strategies
 598             If it can not reserve, it will return a tuple (None, qty)
 599         '''
 600         if context is None:
 601             context = {}
 602         domain += location and [('location_id', 'child_of', location.id)] or []
 603         domain += [('product_id', '=', product.id)]
 604         if context.get('force_company'):
 605             domain += [('company_id', '=', context.get('force_company'))]
 606         else:
 607             domain += [('company_id', '=', self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id)]
 608         res = []
 609         offset = 0
 610         while quantity > 0:
 611             quants = self.search(cr, uid, domain, order=orderby, limit=10, offset=offset, context=context)
 612             if not quants:
 613                 res.append((None, quantity))
 614                 break
 615             for quant in self.browse(cr, uid, quants, context=context):
 616                 if quantity >= abs(quant.qty):
 617                     res += [(quant, abs(quant.qty))]
 618                     quantity -= abs(quant.qty)
 619                 elif quantity != 0:
 620                     res += [(quant, quantity)]
 621                     quantity = 0
 622                     break
 623             offset += 10
 624         return res
 625
 626     def _check_location(self, cr, uid, location, context=None):
 627         if location.usage == 'view':
 628             raise osv.except_osv(_('Error'), _('You cannot move to a location of type view %s.') % (location.name))
 629         return True
 630
 631 #----------------------------------------------------------
 632 # Stock Picking
 633 #----------------------------------------------------------
 634
 635 class stock_picking(osv.osv):
 636     _name = "stock.picking"
 637     _inherit = ['mail.thread']
 638     _description = "Picking List"
 639     _order = "priority desc, date asc, id desc"
 640
 641     def _set_min_date(self, cr, uid, id, field, value, arg, context=None):
 642         move_obj = self.pool.get("stock.move")
 643         if value:
 644             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 645             move_obj.write(cr, uid, move_ids, {'date_expected': value}, context=context)
 646
 647     def _set_priority(self, cr, uid, id, field, value, arg, context=None):
 648         move_obj = self.pool.get("stock.move")
 649         if value:
 650             move_ids = [move.id for move in self.browse(cr, uid, id, context=context).move_lines]
 651             move_obj.write(cr, uid, move_ids, {'priority': value}, context=context)
 652
 653     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 654         """ Finds minimum and maximum dates for picking.
 655         @return: Dictionary of values
 656         """
 657         res = {}
 658         for id in ids:
 659             res[id] = {'min_date': False, 'max_date': False, 'priority': '1'}
 660         if not ids:
 661             return res
 662         cr.execute("""select
 663                 picking_id,
 664                 min(date_expected),
 665                 max(date_expected),
 666                 max(priority)
 667             from
 668                 stock_move
 669             where
 670                 picking_id IN %s
 671             group by
 672                 picking_id""", (tuple(ids),))
 673         for pick, dt1, dt2, prio in cr.fetchall():
 674             res[pick]['min_date'] = dt1
 675             res[pick]['max_date'] = dt2
 676             res[pick]['priority'] = prio
 677         return res
 678
 679     def create(self, cr, user, vals, context=None):
 680         context = context or {}
 681         if ('name' not in vals) or (vals.get('name') in ('/', False)):
 682             ptype_id = vals.get('picking_type_id', context.get('default_picking_type_id', False))
 683             sequence_id = self.pool.get('stock.picking.type').browse(cr, user, ptype_id, context=context).sequence_id.id
 684             vals['name'] = self.pool.get('ir.sequence').get_id(cr, user, sequence_id, 'id', context=context)
 685         return super(stock_picking, self).create(cr, user, vals, context)
 686
 687     def _state_get(self, cr, uid, ids, field_name, arg, context=None):
 688         '''The state of a picking depends on the state of its related stock.move
 689             draft: the picking has no line or any one of the lines is draft
 690             done, draft, cancel: all lines are done / draft / cancel
 691             confirmed, waiting, assigned, partially_available depends on move_type (all at once or partial)
 692         '''
 693         res = {}
 694         for pick in self.browse(cr, uid, ids, context=context):
 695             if (not pick.move_lines) or any([x.state == 'draft' for x in pick.move_lines]):
 696                 res[pick.id] = 'draft'
 697                 continue
 698             if all([x.state == 'cancel' for x in pick.move_lines]):
 699                 res[pick.id] = 'cancel'
 700                 continue
 701             if all([x.state in ('cancel', 'done') for x in pick.move_lines]):
 702                 res[pick.id] = 'done'
 703                 continue
 704
 705             order = {'confirmed': 0, 'waiting': 1, 'assigned': 2}
 706             order_inv = {0: 'confirmed', 1: 'waiting', 2: 'assigned'}
 707             lst = [order[x.state] for x in pick.move_lines if x.state not in ('cancel', 'done')]
 708             if pick.move_type == 'one':
 709                 res[pick.id] = order_inv[min(lst)]
 710             else:
 711                 #we are in the case of partial delivery, so if all move are assigned, picking
 712                 #should be assign too, else if one of the move is assigned, or partially available, picking should be
 713                 #in partially available state, otherwise, picking is in waiting or confirmed state
 714                 res[pick.id] = order_inv[max(lst)]
 715                 if not all(x == 2 for x in lst):
 716                     if any(x == 2 for x in lst):
 717                         res[pick.id] = 'partially_available'
 718                     else:
 719                         #if all moves aren't assigned, check if we have one product partially available
 720                         for move in pick.move_lines:
 721                             if move.partially_available:
 722                                 res[pick.id] = 'partially_available'
 723                                 break
 724         return res
 725
 726     def _get_pickings(self, cr, uid, ids, context=None):
 727         res = set()
 728         for move in self.browse(cr, uid, ids, context=context):
 729             if move.picking_id:
 730                 res.add(move.picking_id.id)
 731         return list(res)
 732
 733     def _get_pack_operation_exist(self, cr, uid, ids, field_name, arg, context=None):
 734         res = {}
 735         for pick in self.browse(cr, uid, ids, context=context):
 736             res[pick.id] = False
 737             if pick.pack_operation_ids:
 738                 res[pick.id] = True
 739         return res
 740
 741     def _get_quant_reserved_exist(self, cr, uid, ids, field_name, arg, context=None):
 742         res = {}
 743         for pick in self.browse(cr, uid, ids, context=context):
 744             res[pick.id] = False
 745             for move in pick.move_lines:
 746                 if move.reserved_quant_ids:
 747                     res[pick.id] = True
 748                     continue
 749         return res
 750
 751     def check_group_lot(self, cr, uid, context=None):
 752         """ This function will return true if we have the setting to use lots activated. """
 753         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_production_lot')
 754
 755     def check_group_pack(self, cr, uid, context=None):
 756         """ This function will return true if we have the setting to use package activated. """
 757         return self.pool.get('res.users').has_group(cr, uid, 'stock.group_tracking_lot')
 758
 759     def action_assign_owner(self, cr, uid, ids, context=None):
 760         for picking in self.browse(cr, uid, ids, context=context):
 761             packop_ids = [op.id for op in picking.pack_operation_ids]
 762             self.pool.get('stock.pack.operation').write(cr, uid, packop_ids, {'owner_id': picking.owner_id.id}, context=context)
 763
 764     _columns = {
 765         'name': fields.char('Reference', select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 766         'origin': fields.char('Source Document', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Reference of the document", select=True),
 767         'backorder_id': fields.many2one('stock.picking', 'Back Order of', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True, copy=False),
 768         'note': fields.text('Notes', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 769         'move_type': fields.selection([('direct', 'Partial'), ('one', 'All at once')], 'Delivery Method', required=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="It specifies goods to be deliver partially or all at once"),
 770         'state': fields.function(_state_get, type="selection", copy=False,
 771             store={
 772                 'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_type'], 20),
 773                 'stock.move': (_get_pickings, ['state', 'picking_id', 'partially_available'], 20)},
 774             selection=[
 775                 ('draft', 'Draft'),
 776                 ('cancel', 'Cancelled'),
 777                 ('waiting', 'Waiting Another Operation'),
 778                 ('confirmed', 'Waiting Availability'),
 779                 ('partially_available', 'Partially Available'),
 780                 ('assigned', 'Ready to Transfer'),
 781                 ('done', 'Transferred'),
 782                 ], string='Status', readonly=True, select=True, track_visibility='onchange',
 783             help="""
 784                 * Draft: not confirmed yet and will not be scheduled until confirmed\n
 785                 * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 786                 * Waiting Availability: still waiting for the availability of products\n
 787                 * Partially Available: some products are available and reserved\n
 788                 * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 789                 * Transferred: has been processed, can't be modified or cancelled anymore\n
 790                 * Cancelled: has been cancelled, can't be confirmed anymore"""
 791         ),
 792         'priority': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_priority, type='selection', selection=procurement.PROCUREMENT_PRIORITIES, string='Priority',
 793                                     store={'stock.move': (_get_pickings, ['priority', 'picking_id'], 20)}, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, select=1, help="Priority for this picking. Setting manually a value here would set it as priority for all the moves",
 794                                     track_visibility='onchange', required=True),
 795         'min_date': fields.function(get_min_max_date, multi="min_max_date", fnct_inv=_set_min_date,
 796                  store={'stock.move': (_get_pickings, ['date_expected', 'picking_id'], 20)}, type='datetime', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, string='Scheduled Date', select=1, help="Scheduled time for the first part of the shipment to be processed. Setting manually a value here would set it as expected date for all the stock moves.", track_visibility='onchange'),
 797         'max_date': fields.function(get_min_max_date, multi="min_max_date",
 798                  store={'stock.move': (_get_pickings, ['date_expected', 'picking_id'], 20)}, type='datetime', string='Max. Expected Date', select=2, help="Scheduled time for the last part of the shipment to be processed"),
 799         'date': fields.datetime('Creation Date', help="Creation Date, usually the time of the order", select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, track_visibility='onchange'),
 800         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=False),
 801         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, copy=True),
 802         'quant_reserved_exist': fields.function(_get_quant_reserved_exist, type='boolean', string='Quant already reserved ?', help='technical field used to know if there is already at least one quant reserved on moves of a given picking'),
 803         'partner_id': fields.many2one('res.partner', 'Partner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 804         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 805         'pack_operation_ids': fields.one2many('stock.pack.operation', 'picking_id', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, string='Related Packing Operations'),
 806         'pack_operation_exist': fields.function(_get_pack_operation_exist, type='boolean', string='Pack Operation Exists?', help='technical field for attrs in view'),
 807         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, required=True),
 808         'picking_type_code': fields.related('picking_type_id', 'code', type='char', string='Picking Type Code', help="Technical field used to display the correct label on print button in the picking view"),
 809
 810         'owner_id': fields.many2one('res.partner', 'Owner', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}, help="Default Owner"),
 811         # Used to search on pickings
 812         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 813         'recompute_pack_op': fields.boolean('Recompute pack operation?', help='True if reserved quants changed, which mean we might need to recompute the package operations', copy=False),
 814         'location_id': fields.related('move_lines', 'location_id', type='many2one', relation='stock.location', string='Location', readonly=True),
 815         'location_dest_id': fields.related('move_lines', 'location_dest_id', type='many2one', relation='stock.location', string='Destination Location', readonly=True),
 816         'group_id': fields.related('move_lines', 'group_id', type='many2one', relation='procurement.group', string='Procurement Group', readonly=True,
 817               store={
 818                   'stock.picking': (lambda self, cr, uid, ids, ctx: ids, ['move_lines'], 10),
 819                   'stock.move': (_get_pickings, ['group_id', 'picking_id'], 10),
 820               }),
 821     }
 822
 823     _defaults = {
 824         'name': '/',
 825         'state': 'draft',
 826         'move_type': 'direct',
 827         'priority': '1',  # normal
 828         'date': fields.datetime.now,
 829         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c),
 830         'recompute_pack_op': True,
 831     }
 832     _sql_constraints = [
 833         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per company!'),
 834     ]
 835
 836     def do_print_picking(self, cr, uid, ids, context=None):
 837         '''This function prints the picking list'''
 838         context = dict(context or {}, active_ids=ids)
 839         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_picking', context=context)
 840
 841
 842     def action_confirm(self, cr, uid, ids, context=None):
 843         todo = []
 844         todo_force_assign = []
 845         for picking in self.browse(cr, uid, ids, context=context):
 846             if picking.location_id.usage in ('supplier', 'inventory', 'production'):
 847                 todo_force_assign.append(picking.id)
 848             for r in picking.move_lines:
 849                 if r.state == 'draft':
 850                     todo.append(r.id)
 851         if len(todo):
 852             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 853
 854         if todo_force_assign:
 855             self.force_assign(cr, uid, todo_force_assign, context=context)
 856         return True
 857
 858     def action_assign(self, cr, uid, ids, context=None):
 859         """ Check availability of picking moves.
 860         This has the effect of changing the state and reserve quants on available moves, and may
 861         also impact the state of the picking as it is computed based on move's states.
 862         @return: True
 863         """
 864         for pick in self.browse(cr, uid, ids, context=context):
 865             if pick.state == 'draft':
 866                 self.action_confirm(cr, uid, [pick.id], context=context)
 867             pick.refresh()
 868             #skip the moves that don't need to be checked
 869             move_ids = [x.id for x in pick.move_lines if x.state not in ('draft', 'cancel', 'done')]
 870             if not move_ids:
 871                 raise osv.except_osv(_('Warning!'), _('Nothing to check the availability for.'))
 872             self.pool.get('stock.move').action_assign(cr, uid, move_ids, context=context)
 873         return True
 874
 875     def force_assign(self, cr, uid, ids, context=None):
 876         """ Changes state of picking to available if moves are confirmed or waiting.
 877         @return: True
 878         """
 879         for pick in self.browse(cr, uid, ids, context=context):
 880             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed', 'waiting']]
 881             self.pool.get('stock.move').force_assign(cr, uid, move_ids, context=context)
 882         #pack_operation might have changed and need to be recomputed
 883         self.write(cr, uid, ids, {'recompute_pack_op': True}, context=context)
 884         return True
 885
 886     def action_cancel(self, cr, uid, ids, context=None):
 887         for pick in self.browse(cr, uid, ids, context=context):
 888             ids2 = [move.id for move in pick.move_lines]
 889             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 890         return True
 891
 892     def action_done(self, cr, uid, ids, context=None):
 893         """Changes picking state to done by processing the Stock Moves of the Picking
 894
 895         Normally that happens when the button "Done" is pressed on a Picking view.
 896         @return: True
 897         """
 898         for pick in self.browse(cr, uid, ids, context=context):
 899             todo = []
 900             for move in pick.move_lines:
 901                 if move.state == 'draft':
 902                     todo.extend(self.pool.get('stock.move').action_confirm(cr, uid, [move.id], context=context))
 903                 elif move.state in ('assigned', 'confirmed'):
 904                     todo.append(move.id)
 905             if len(todo):
 906                 self.pool.get('stock.move').action_done(cr, uid, todo, context=context)
 907         return True
 908
 909     def unlink(self, cr, uid, ids, context=None):
 910         #on picking deletion, cancel its move then unlink them too
 911         move_obj = self.pool.get('stock.move')
 912         context = context or {}
 913         for pick in self.browse(cr, uid, ids, context=context):
 914             move_ids = [move.id for move in pick.move_lines]
 915             move_obj.action_cancel(cr, uid, move_ids, context=context)
 916             move_obj.unlink(cr, uid, move_ids, context=context)
 917         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
 918
 919     def write(self, cr, uid, ids, vals, context=None):
 920         res = super(stock_picking, self).write(cr, uid, ids, vals, context=context)
 921         #if we changed the move lines or the pack operations, we need to recompute the remaining quantities of both
 922         if 'move_lines' in vals or 'pack_operation_ids' in vals:
 923             self.do_recompute_remaining_quantities(cr, uid, ids, context=context)
 924         return res
 925
 926     def _create_backorder(self, cr, uid, picking, backorder_moves=[], context=None):
 927         """ Move all non-done lines into a new backorder picking. If the key 'do_only_split' is given in the context, then move all lines not in context.get('split', []) instead of all non-done lines.
 928         """
 929         if not backorder_moves:
 930             backorder_moves = picking.move_lines
 931         backorder_move_ids = [x.id for x in backorder_moves if x.state not in ('done', 'cancel')]
 932         if 'do_only_split' in context and context['do_only_split']:
 933             backorder_move_ids = [x.id for x in backorder_moves if x.id not in context.get('split', [])]
 934
 935         if backorder_move_ids:
 936             backorder_id = self.copy(cr, uid, picking.id, {
 937                 'name': '/',
 938                 'move_lines': [],
 939                 'pack_operation_ids': [],
 940                 'backorder_id': picking.id,
 941             })
 942             backorder = self.browse(cr, uid, backorder_id, context=context)
 943             self.message_post(cr, uid, picking.id, body=_("Back order <em>%s</em> <b>created</b>.") % (backorder.name), context=context)
 944             move_obj = self.pool.get("stock.move")
 945             move_obj.write(cr, uid, backorder_move_ids, {'picking_id': backorder_id}, context=context)
 946
 947             self.write(cr, uid, [picking.id], {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
 948             self.action_confirm(cr, uid, [backorder_id], context=context)
 949             return backorder_id
 950         return False
 951
 952     @api.cr_uid_ids_context
 953     def recheck_availability(self, cr, uid, picking_ids, context=None):
 954         self.action_assign(cr, uid, picking_ids, context=context)
 955         self.do_prepare_partial(cr, uid, picking_ids, context=context)
 956
 957     def _get_top_level_packages(self, cr, uid, quants_suggested_locations, context=None):
 958         """This method searches for the higher level packages that can be moved as a single operation, given a list of quants
 959            to move and their suggested destination, and returns the list of matching packages.
 960         """
 961         # Try to find as much as possible top-level packages that can be moved
 962         pack_obj = self.pool.get("stock.quant.package")
 963         quant_obj = self.pool.get("stock.quant")
 964         top_lvl_packages = set()
 965         quants_to_compare = quants_suggested_locations.keys()
 966         for pack in list(set([x.package_id for x in quants_suggested_locations.keys() if x and x.package_id])):
 967             loop = True
 968             test_pack = pack
 969             good_pack = False
 970             pack_destination = False
 971             while loop:
 972                 pack_quants = pack_obj.get_content(cr, uid, [test_pack.id], context=context)
 973                 all_in = True
 974                 for quant in quant_obj.browse(cr, uid, pack_quants, context=context):
 975                     # If the quant is not in the quants to compare and not in the common location
 976                     if not quant in quants_to_compare:
 977                         all_in = False
 978                         break
 979                     else:
 980                         #if putaway strat apply, the destination location of each quant may be different (and thus the package should not be taken as a single operation)
 981                         if not pack_destination:
 982                             pack_destination = quants_suggested_locations[quant]
 983                         elif pack_destination != quants_suggested_locations[quant]:
 984                             all_in = False
 985                             break
 986                 if all_in:
 987                     good_pack = test_pack
 988                     if test_pack.parent_id:
 989                         test_pack = test_pack.parent_id
 990                     else:
 991                         #stop the loop when there's no parent package anymore
 992                         loop = False
 993                 else:
 994                     #stop the loop when the package test_pack is not totally reserved for moves of this picking
 995                     #(some quants may be reserved for other picking or not reserved at all)
 996                     loop = False
 997             if good_pack:
 998                 top_lvl_packages.add(good_pack)
 999         return list(top_lvl_packages)
1000
1001     def _prepare_pack_ops(self, cr, uid, picking, quants, forced_qties, context=None):
1002         """ returns a list of dict, ready to be used in create() of stock.pack.operation.
1003
1004         :param picking: browse record (stock.picking)
1005         :param quants: browse record list (stock.quant). List of quants associated to the picking
1006         :param forced_qties: dictionary showing for each product (keys) its corresponding quantity (value) that is not covered by the quants associated to the picking
1007         """
1008         def _picking_putaway_apply(product):
1009             location = False
1010             # Search putaway strategy
1011             if product_putaway_strats.get(product.id):
1012                 location = product_putaway_strats[product.id]
1013             else:
1014                 location = self.pool.get('stock.location').get_putaway_strategy(cr, uid, picking.location_dest_id, product, context=context)
1015                 product_putaway_strats[product.id] = location
1016             return location or picking.location_dest_id.id
1017
1018         pack_obj = self.pool.get("stock.quant.package")
1019         quant_obj = self.pool.get("stock.quant")
1020         vals = []
1021         qtys_grouped = {}
1022         #for each quant of the picking, find the suggested location
1023         quants_suggested_locations = {}
1024         product_putaway_strats = {}
1025         for quant in quants:
1026             if quant.qty <= 0:
1027                 continue
1028             suggested_location_id = _picking_putaway_apply(quant.product_id)
1029             quants_suggested_locations[quant] = suggested_location_id
1030
1031         #find the packages we can movei as a whole
1032         top_lvl_packages = self._get_top_level_packages(cr, uid, quants_suggested_locations, context=context)
1033         # and then create pack operations for the top-level packages found
1034         for pack in top_lvl_packages:
1035             pack_quant_ids = pack_obj.get_content(cr, uid, [pack.id], context=context)
1036             pack_quants = quant_obj.browse(cr, uid, pack_quant_ids, context=context)
1037             vals.append({
1038                     'picking_id': picking.id,
1039                     'package_id': pack.id,
1040                     'product_qty': 1.0,
1041                     'location_id': pack.location_id.id,
1042                     'location_dest_id': quants_suggested_locations[pack_quants[0]],
1043                 })
1044             #remove the quants inside the package so that they are excluded from the rest of the computation
1045             for quant in pack_quants:
1046                 del quants_suggested_locations[quant]
1047
1048         # Go through all remaining reserved quants and group by product, package, lot, owner, source location and dest location
1049         for quant, dest_location_id in quants_suggested_locations.items():
1050             key = (quant.product_id.id, quant.package_id.id, quant.lot_id.id, quant.owner_id.id, quant.location_id.id, dest_location_id)
1051             if qtys_grouped.get(key):
1052                 qtys_grouped[key] += quant.qty
1053             else:
1054                 qtys_grouped[key] = quant.qty
1055
1056         # Do the same for the forced quantities (in cases of force_assign or incomming shipment for example)
1057         for product, qty in forced_qties.items():
1058             if qty <= 0:
1059                 continue
1060             suggested_location_id = _picking_putaway_apply(product)
1061             key = (product.id, False, False, False, picking.location_id.id, suggested_location_id)
1062             if qtys_grouped.get(key):
1063                 qtys_grouped[key] += qty
1064             else:
1065                 qtys_grouped[key] = qty
1066
1067         # Create the necessary operations for the grouped quants and remaining qtys
1068         for key, qty in qtys_grouped.items():
1069             vals.append({
1070                 'picking_id': picking.id,
1071                 'product_qty': qty,
1072                 'product_id': key[0],
1073                 'package_id': key[1],
1074                 'lot_id': key[2],
1075                 'owner_id': key[3],
1076                 'location_id': key[4],
1077                 'location_dest_id': key[5],
1078                 'product_uom_id': self.pool.get("product.product").browse(cr, uid, key[0], context=context).uom_id.id,
1079             })
1080         return vals
1081
1082     @api.cr_uid_ids_context
1083     def open_barcode_interface(self, cr, uid, picking_ids, context=None):
1084         final_url="/barcode/web/#action=stock.ui&picking_id="+str(picking_ids[0])
1085         return {'type': 'ir.actions.act_url', 'url':final_url, 'target': 'self',}
1086
1087     @api.cr_uid_ids_context
1088     def do_partial_open_barcode(self, cr, uid, picking_ids, context=None):
1089         self.do_prepare_partial(cr, uid, picking_ids, context=context)
1090         return self.open_barcode_interface(cr, uid, picking_ids, context=context)
1091
1092     @api.cr_uid_ids_context
1093     def do_prepare_partial(self, cr, uid, picking_ids, context=None):
1094         context = context or {}
1095         pack_operation_obj = self.pool.get('stock.pack.operation')
1096         #used to avoid recomputing the remaining quantities at each new pack operation created
1097         ctx = context.copy()
1098         ctx['no_recompute'] = True
1099
1100         #get list of existing operations and delete them
1101         existing_package_ids = pack_operation_obj.search(cr, uid, [('picking_id', 'in', picking_ids)], context=context)
1102         if existing_package_ids:
1103             pack_operation_obj.unlink(cr, uid, existing_package_ids, context)
1104         for picking in self.browse(cr, uid, picking_ids, context=context):
1105             forced_qties = {}  # Quantity remaining after calculating reserved quants
1106             picking_quants = []
1107             #Calculate packages, reserved quants, qtys of this picking's moves
1108             for move in picking.move_lines:
1109                 if move.state not in ('assigned', 'confirmed'):
1110                     continue
1111                 move_quants = move.reserved_quant_ids
1112                 picking_quants += move_quants
1113                 forced_qty = (move.state == 'assigned') and move.product_qty - sum([x.qty for x in move_quants]) or 0
1114                 #if we used force_assign() on the move, or if the move is incomming, forced_qty > 0
1115                 if forced_qty:
1116                     if forced_qties.get(move.product_id):
1117                         forced_qties[move.product_id] += forced_qty
1118                     else:
1119                         forced_qties[move.product_id] = forced_qty
1120             for vals in self._prepare_pack_ops(cr, uid, picking, picking_quants, forced_qties, context=context):
1121                 pack_operation_obj.create(cr, uid, vals, context=ctx)
1122         #recompute the remaining quantities all at once
1123         self.do_recompute_remaining_quantities(cr, uid, picking_ids, context=context)
1124         self.write(cr, uid, picking_ids, {'recompute_pack_op': False}, context=context)
1125
1126     @api.cr_uid_ids_context
1127     def do_unreserve(self, cr, uid, picking_ids, context=None):
1128         """
1129           Will remove all quants for picking in picking_ids
1130         """
1131         moves_to_unreserve = []
1132         pack_line_to_unreserve = []
1133         for picking in self.browse(cr, uid, picking_ids, context=context):
1134             moves_to_unreserve += [m.id for m in picking.move_lines if m.state not in ('done', 'cancel')]
1135             pack_line_to_unreserve += [p.id for p in picking.pack_operation_ids]
1136         if moves_to_unreserve:
1137             if pack_line_to_unreserve:
1138                 self.pool.get('stock.pack.operation').unlink(cr, uid, pack_line_to_unreserve, context=context)
1139             self.pool.get('stock.move').do_unreserve(cr, uid, moves_to_unreserve, context=context)
1140
1141     def recompute_remaining_qty(self, cr, uid, picking, context=None):
1142         def _create_link_for_index(operation_id, index, product_id, qty_to_assign, quant_id=False):
1143             move_dict = prod2move_ids[product_id][index]
1144             qty_on_link = min(move_dict['remaining_qty'], qty_to_assign)
1145             self.pool.get('stock.move.operation.link').create(cr, uid, {'move_id': move_dict['move'].id, 'operation_id': operation_id, 'qty': qty_on_link, 'reserved_quant_id': quant_id}, context=context)
1146             if move_dict['remaining_qty'] == qty_on_link:
1147                 prod2move_ids[product_id].pop(index)
1148             else:
1149                 move_dict['remaining_qty'] -= qty_on_link
1150             return qty_on_link
1151
1152         def _create_link_for_quant(operation_id, quant, qty):
1153             """create a link for given operation and reserved move of given quant, for the max quantity possible, and returns this quantity"""
1154             if not quant.reservation_id.id:
1155                 return _create_link_for_product(operation_id, quant.product_id.id, qty)
1156             qty_on_link = 0
1157             for i in range(0, len(prod2move_ids[quant.product_id.id])):
1158                 if prod2move_ids[quant.product_id.id][i]['move'].id != quant.reservation_id.id:
1159                     continue
1160                 qty_on_link = _create_link_for_index(operation_id, i, quant.product_id.id, qty, quant_id=quant.id)
1161                 break
1162             return qty_on_link
1163
1164         def _create_link_for_product(operation_id, product_id, qty):
1165             '''method that creates the link between a given operation and move(s) of given product, for the given quantity.
1166             Returns True if it was possible to create links for the requested quantity (False if there was not enough quantity on stock moves)'''
1167             qty_to_assign = qty
1168             if prod2move_ids.get(product_id):
1169                 while prod2move_ids[product_id] and qty_to_assign > 0:
1170                     qty_on_link = _create_link_for_index(operation_id, 0, product_id, qty_to_assign, quant_id=False)
1171                     qty_to_assign -= qty_on_link
1172             return qty_to_assign == 0
1173
1174         uom_obj = self.pool.get('product.uom')
1175         package_obj = self.pool.get('stock.quant.package')
1176         quant_obj = self.pool.get('stock.quant')
1177         quants_in_package_done = set()
1178         prod2move_ids = {}
1179         still_to_do = []
1180         #make a dictionary giving for each product, the moves and related quantity that can be used in operation links
1181         for move in picking.move_lines:
1182             if not prod2move_ids.get(move.product_id.id):
1183                 prod2move_ids[move.product_id.id] = [{'move': move, 'remaining_qty': move.product_qty}]
1184             else:
1185                 prod2move_ids[move.product_id.id].append({'move': move, 'remaining_qty': move.product_qty})
1186
1187         need_rereserve = False
1188         #sort the operations in order to give higher priority to those with a package, then a serial number
1189         operations = picking.pack_operation_ids
1190         operations = sorted(operations, key=lambda x: ((x.package_id and not x.product_id) and -4 or 0) + (x.package_id and -2 or 0) + (x.lot_id and -1 or 0))
1191         #delete existing operations to start again from scratch
1192         cr.execute("DELETE FROM stock_move_operation_link WHERE operation_id in %s", (tuple([x.id for x in operations]),))
1193
1194         #1) first, try to create links when quants can be identified without any doubt
1195         for ops in operations:
1196             #for each operation, create the links with the stock move by seeking on the matching reserved quants,
1197             #and deffer the operation if there is some ambiguity on the move to select
1198             if ops.package_id and not ops.product_id:
1199                 #entire package
1200                 quant_ids = package_obj.get_content(cr, uid, [ops.package_id.id], context=context)
1201                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1202                     remaining_qty_on_quant = quant.qty
1203                     if quant.reservation_id:
1204                         #avoid quants being counted twice
1205                         quants_in_package_done.add(quant.id)
1206                         qty_on_link = _create_link_for_quant(ops.id, quant, quant.qty)
1207                         remaining_qty_on_quant -= qty_on_link
1208                     if remaining_qty_on_quant:
1209                         still_to_do.append((ops, quant.product_id.id, remaining_qty_on_quant))
1210                         need_rereserve = True
1211             elif ops.product_id.id:
1212                 #Check moves with same product
1213                 qty_to_assign = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
1214                 for move_dict in prod2move_ids.get(ops.product_id.id, []):
1215                     move = move_dict['move']
1216                     for quant in move.reserved_quant_ids:
1217                         if not qty_to_assign > 0:
1218                             break
1219                         if quant.id in quants_in_package_done:
1220                             continue
1221
1222                         #check if the quant is matching the operation details
1223                         if ops.package_id:
1224                             flag = quant.package_id and bool(package_obj.search(cr, uid, [('id', 'child_of', [ops.package_id.id])], context=context)) or False
1225                         else:
1226                             flag = not quant.package_id.id
1227                         flag = flag and ((ops.lot_id and ops.lot_id.id == quant.lot_id.id) or not ops.lot_id)
1228                         flag = flag and (ops.owner_id.id == quant.owner_id.id)
1229                         if flag:
1230                             max_qty_on_link = min(quant.qty, qty_to_assign)
1231                             qty_on_link = _create_link_for_quant(ops.id, quant, max_qty_on_link)
1232                             qty_to_assign -= qty_on_link
1233                 if qty_to_assign > 0:
1234                     #qty reserved is less than qty put in operations. We need to create a link but it's deferred after we processed
1235                     #all the quants (because they leave no choice on their related move and needs to be processed with higher priority)
1236                     still_to_do += [(ops, ops.product_id.id, qty_to_assign)]
1237                     need_rereserve = True
1238
1239         #2) then, process the remaining part
1240         all_op_processed = True
1241         for ops, product_id, remaining_qty in still_to_do:
1242             all_op_processed = all_op_processed and _create_link_for_product(ops.id, product_id, remaining_qty)
1243         return (need_rereserve, all_op_processed)
1244
1245     def picking_recompute_remaining_quantities(self, cr, uid, picking, context=None):
1246         need_rereserve = False
1247         all_op_processed = True
1248         if picking.pack_operation_ids:
1249             need_rereserve, all_op_processed = self.recompute_remaining_qty(cr, uid, picking, context=context)
1250         return need_rereserve, all_op_processed
1251
1252     @api.cr_uid_ids_context
1253     def do_recompute_remaining_quantities(self, cr, uid, picking_ids, context=None):
1254         for picking in self.browse(cr, uid, picking_ids, context=context):
1255             if picking.pack_operation_ids:
1256                 self.recompute_remaining_qty(cr, uid, picking, context=context)
1257
1258     def _prepare_values_extra_move(self, cr, uid, op, product, remaining_qty, context=None):
1259         """
1260         Creates an extra move when there is no corresponding original move to be copied
1261         """
1262         picking = op.picking_id
1263         res = {
1264             'picking_id': picking.id,
1265             'location_id': picking.location_id.id,
1266             'location_dest_id': picking.location_dest_id.id,
1267             'product_id': product.id,
1268             'product_uom': product.uom_id.id,
1269             'product_uom_qty': remaining_qty,
1270             'name': _('Extra Move: ') + product.name,
1271             'state': 'draft',
1272             }
1273         return res
1274
1275     def _create_extra_moves(self, cr, uid, picking, context=None):
1276         '''This function creates move lines on a picking, at the time of do_transfer, based on
1277         unexpected product transfers (or exceeding quantities) found in the pack operations.
1278         '''
1279         move_obj = self.pool.get('stock.move')
1280         operation_obj = self.pool.get('stock.pack.operation')
1281         moves = []
1282         for op in picking.pack_operation_ids:
1283             for product_id, remaining_qty in operation_obj._get_remaining_prod_quantities(cr, uid, op, context=context).items():
1284                 if remaining_qty > 0:
1285                     product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
1286                     vals = self._prepare_values_extra_move(cr, uid, op, product, remaining_qty, context=context)
1287                     moves.append(move_obj.create(cr, uid, vals, context=context))
1288         if moves:
1289             move_obj.action_confirm(cr, uid, moves, context=context)
1290         return moves
1291
1292     def rereserve_pick(self, cr, uid, ids, context=None):
1293         """
1294         This can be used to provide a button that rereserves taking into account the existing pack operations
1295         """
1296         for pick in self.browse(cr, uid, ids, context=context):
1297             self.rereserve_quants(cr, uid, pick, move_ids = [x.id for x in pick.move_lines], context=context)
1298
1299     def rereserve_quants(self, cr, uid, picking, move_ids=[], context=None):
1300         """ Unreserve quants then try to reassign quants."""
1301         stock_move_obj = self.pool.get('stock.move')
1302         if not move_ids:
1303             self.do_unreserve(cr, uid, [picking.id], context=context)
1304             self.action_assign(cr, uid, [picking.id], context=context)
1305         else:
1306             stock_move_obj.do_unreserve(cr, uid, move_ids, context=context)
1307             stock_move_obj.action_assign(cr, uid, move_ids, context=context)
1308
1309     @api.cr_uid_ids_context
1310     def do_enter_transfer_details(self, cr, uid, picking, context=None):
1311         if not context:
1312             context = {}
1313
1314         context.update({
1315             'active_model': self._name,
1316             'active_ids': picking,
1317             'active_id': len(picking) and picking[0] or False
1318         })
1319
1320         created_id = self.pool['stock.transfer_details'].create(cr, uid, {'picking_id': len(picking) and picking[0] or False}, context)
1321         return self.pool['stock.transfer_details'].wizard_view(cr, uid, created_id, context)
1322
1323
1324     @api.cr_uid_ids_context
1325     def do_transfer(self, cr, uid, picking_ids, context=None):
1326         """
1327             If no pack operation, we do simple action_done of the picking
1328             Otherwise, do the pack operations
1329         """
1330         if not context:
1331             context = {}
1332         stock_move_obj = self.pool.get('stock.move')
1333         for picking in self.browse(cr, uid, picking_ids, context=context):
1334             if not picking.pack_operation_ids:
1335                 self.action_done(cr, uid, [picking.id], context=context)
1336                 continue
1337             else:
1338                 need_rereserve, all_op_processed = self.picking_recompute_remaining_quantities(cr, uid, picking, context=context)
1339                 #create extra moves in the picking (unexpected product moves coming from pack operations)
1340                 todo_move_ids = []
1341                 if not all_op_processed:
1342                     todo_move_ids += self._create_extra_moves(cr, uid, picking, context=context)
1343
1344                 picking.refresh()
1345                 #split move lines eventually
1346
1347                 toassign_move_ids = []
1348                 for move in picking.move_lines:
1349                     remaining_qty = move.remaining_qty
1350                     if move.state in ('done', 'cancel'):
1351                         #ignore stock moves cancelled or already done
1352                         continue
1353                     elif move.state == 'draft':
1354                         toassign_move_ids.append(move.id)
1355                     if remaining_qty == 0:
1356                         if move.state in ('draft', 'assigned', 'confirmed'):
1357                             todo_move_ids.append(move.id)
1358                     elif remaining_qty > 0 and remaining_qty < move.product_qty:
1359                         new_move = stock_move_obj.split(cr, uid, move, remaining_qty, context=context)
1360                         todo_move_ids.append(move.id)
1361                         #Assign move as it was assigned before
1362                         toassign_move_ids.append(new_move)
1363                 if need_rereserve or not all_op_processed:
1364                     if not picking.location_id.usage in ("supplier", "production", "inventory"):
1365                         self.rereserve_quants(cr, uid, picking, move_ids=todo_move_ids, context=context)
1366                     self.do_recompute_remaining_quantities(cr, uid, [picking.id], context=context)
1367                 if todo_move_ids and not context.get('do_only_split'):
1368                     self.pool.get('stock.move').action_done(cr, uid, todo_move_ids, context=context)
1369                 elif context.get('do_only_split'):
1370                     context = dict(context, split=todo_move_ids)
1371             picking.refresh()
1372             self._create_backorder(cr, uid, picking, context=context)
1373             if toassign_move_ids:
1374                 stock_move_obj.action_assign(cr, uid, toassign_move_ids, context=context)
1375         return True
1376
1377     @api.cr_uid_ids_context
1378     def do_split(self, cr, uid, picking_ids, context=None):
1379         """ just split the picking (create a backorder) without making it 'done' """
1380         if context is None:
1381             context = {}
1382         ctx = context.copy()
1383         ctx['do_only_split'] = True
1384         return self.do_transfer(cr, uid, picking_ids, context=ctx)
1385
1386     def get_next_picking_for_ui(self, cr, uid, context=None):
1387         """ returns the next pickings to process. Used in the barcode scanner UI"""
1388         if context is None:
1389             context = {}
1390         domain = [('state', 'in', ('assigned', 'partially_available'))]
1391         if context.get('default_picking_type_id'):
1392             domain.append(('picking_type_id', '=', context['default_picking_type_id']))
1393         return self.search(cr, uid, domain, context=context)
1394
1395     def action_done_from_ui(self, cr, uid, picking_id, context=None):
1396         """ called when button 'done' is pushed in the barcode scanner UI """
1397         #write qty_done into field product_qty for every package_operation before doing the transfer
1398         pack_op_obj = self.pool.get('stock.pack.operation')
1399         for operation in self.browse(cr, uid, picking_id, context=context).pack_operation_ids:
1400             pack_op_obj.write(cr, uid, operation.id, {'product_qty': operation.qty_done}, context=context)
1401         self.do_transfer(cr, uid, [picking_id], context=context)
1402         #return id of next picking to work on
1403         return self.get_next_picking_for_ui(cr, uid, context=context)
1404
1405     @api.cr_uid_ids_context
1406     def action_pack(self, cr, uid, picking_ids, operation_filter_ids=None, context=None):
1407         """ Create a package with the current pack_operation_ids of the picking that aren't yet in a pack.
1408         Used in the barcode scanner UI and the normal interface as well.
1409         operation_filter_ids is used by barcode scanner interface to specify a subset of operation to pack"""
1410         if operation_filter_ids == None:
1411             operation_filter_ids = []
1412         stock_operation_obj = self.pool.get('stock.pack.operation')
1413         package_obj = self.pool.get('stock.quant.package')
1414         stock_move_obj = self.pool.get('stock.move')
1415         for picking_id in picking_ids:
1416             operation_search_domain = [('picking_id', '=', picking_id), ('result_package_id', '=', False)]
1417             if operation_filter_ids != []:
1418                 operation_search_domain.append(('id', 'in', operation_filter_ids))
1419             operation_ids = stock_operation_obj.search(cr, uid, operation_search_domain, context=context)
1420             pack_operation_ids = []
1421             if operation_ids:
1422                 for operation in stock_operation_obj.browse(cr, uid, operation_ids, context=context):
1423                     #If we haven't done all qty in operation, we have to split into 2 operation
1424                     op = operation
1425                     if (operation.qty_done < operation.product_qty):
1426                         new_operation = stock_operation_obj.copy(cr, uid, operation.id, {'product_qty': operation.qty_done,'qty_done': operation.qty_done}, context=context)
1427                         stock_operation_obj.write(cr, uid, operation.id, {'product_qty': operation.product_qty - operation.qty_done,'qty_done': 0, 'lot_id': False}, context=context)
1428                         op = stock_operation_obj.browse(cr, uid, new_operation, context=context)
1429                     pack_operation_ids.append(op.id)
1430                     if op.product_id and op.location_id and op.location_dest_id:
1431                         stock_move_obj.check_tracking_product(cr, uid, op.product_id, op.lot_id.id, op.location_id, op.location_dest_id, context=context)
1432                 package_id = package_obj.create(cr, uid, {}, context=context)
1433                 stock_operation_obj.write(cr, uid, pack_operation_ids, {'result_package_id': package_id}, context=context)
1434         return True
1435
1436     def process_product_id_from_ui(self, cr, uid, picking_id, product_id, op_id, increment=True, context=None):
1437         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)
1438
1439     def process_barcode_from_ui(self, cr, uid, picking_id, barcode_str, visible_op_ids, context=None):
1440         '''This function is called each time there barcode scanner reads an input'''
1441         lot_obj = self.pool.get('stock.production.lot')
1442         package_obj = self.pool.get('stock.quant.package')
1443         product_obj = self.pool.get('product.product')
1444         stock_operation_obj = self.pool.get('stock.pack.operation')
1445         stock_location_obj = self.pool.get('stock.location')
1446         answer = {'filter_loc': False, 'operation_id': False}
1447         #check if the barcode correspond to a location
1448         matching_location_ids = stock_location_obj.search(cr, uid, [('loc_barcode', '=', barcode_str)], context=context)
1449         if matching_location_ids:
1450             #if we have a location, return immediatly with the location name
1451             location = stock_location_obj.browse(cr, uid, matching_location_ids[0], context=None)
1452             answer['filter_loc'] = stock_location_obj._name_get(cr, uid, location, context=None)
1453             answer['filter_loc_id'] = matching_location_ids[0]
1454             return answer
1455         #check if the barcode correspond to a product
1456         matching_product_ids = product_obj.search(cr, uid, ['|', ('ean13', '=', barcode_str), ('default_code', '=', barcode_str)], context=context)
1457         if matching_product_ids:
1458             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)
1459             answer['operation_id'] = op_id
1460             return answer
1461         #check if the barcode correspond to a lot
1462         matching_lot_ids = lot_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1463         if matching_lot_ids:
1464             lot = lot_obj.browse(cr, uid, matching_lot_ids[0], context=context)
1465             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)
1466             answer['operation_id'] = op_id
1467             return answer
1468         #check if the barcode correspond to a package
1469         matching_package_ids = package_obj.search(cr, uid, [('name', '=', barcode_str)], context=context)
1470         if matching_package_ids:
1471             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)
1472             answer['operation_id'] = op_id
1473             return answer
1474         return answer
1475
1476
1477 class stock_production_lot(osv.osv):
1478     _name = 'stock.production.lot'
1479     _inherit = ['mail.thread']
1480     _description = 'Lot/Serial'
1481     _columns = {
1482         'name': fields.char('Serial Number', required=True, help="Unique Serial Number"),
1483         'ref': fields.char('Internal Reference', help="Internal reference number in case it differs from the manufacturer's serial number"),
1484         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1485         'quant_ids': fields.one2many('stock.quant', 'lot_id', 'Quants', readonly=True),
1486         'create_date': fields.datetime('Creation Date'),
1487     }
1488     _defaults = {
1489         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1490         'product_id': lambda x, y, z, c: c.get('product_id', False),
1491     }
1492     _sql_constraints = [
1493         ('name_ref_uniq', 'unique (name, ref, product_id)', 'The combination of serial number, internal reference and product must be unique !'),
1494     ]
1495
1496     def action_traceability(self, cr, uid, ids, context=None):
1497         """ It traces the information of lots
1498         @param self: The object pointer.
1499         @param cr: A database cursor
1500         @param uid: ID of the user currently logged in
1501         @param ids: List of IDs selected
1502         @param context: A standard dictionary
1503         @return: A dictionary of values
1504         """
1505         quant_obj = self.pool.get("stock.quant")
1506         quants = quant_obj.search(cr, uid, [('lot_id', 'in', ids)], context=context)
1507         moves = set()
1508         for quant in quant_obj.browse(cr, uid, quants, context=context):
1509             moves |= {move.id for move in quant.history_ids}
1510         if moves:
1511             return {
1512                 'domain': "[('id','in',[" + ','.join(map(str, list(moves))) + "])]",
1513                 'name': _('Traceability'),
1514                 'view_mode': 'tree,form',
1515                 'view_type': 'form',
1516                 'context': {'tree_view_ref': 'stock.view_move_tree'},
1517                 'res_model': 'stock.move',
1518                 'type': 'ir.actions.act_window',
1519                     }
1520         return False
1521
1522
1523 # ----------------------------------------------------
1524 # Move
1525 # ----------------------------------------------------
1526
1527 class stock_move(osv.osv):
1528     _name = "stock.move"
1529     _description = "Stock Move"
1530     _order = 'date_expected desc, id'
1531     _log_create = False
1532
1533     def get_price_unit(self, cr, uid, move, context=None):
1534         """ Returns the unit price to store on the quant """
1535         return move.price_unit or move.product_id.standard_price
1536
1537     def name_get(self, cr, uid, ids, context=None):
1538         res = []
1539         for line in self.browse(cr, uid, ids, context=context):
1540             name = line.location_id.name + ' > ' + line.location_dest_id.name
1541             if line.product_id.code:
1542                 name = line.product_id.code + ': ' + name
1543             if line.picking_id.origin:
1544                 name = line.picking_id.origin + '/ ' + name
1545             res.append((line.id, name))
1546         return res
1547
1548     def _quantity_normalize(self, cr, uid, ids, name, args, context=None):
1549         uom_obj = self.pool.get('product.uom')
1550         res = {}
1551         for m in self.browse(cr, uid, ids, context=context):
1552             res[m.id] = uom_obj._compute_qty_obj(cr, uid, m.product_uom, m.product_uom_qty, m.product_id.uom_id, round=False, context=context)
1553         return res
1554
1555     def _get_remaining_qty(self, cr, uid, ids, field_name, args, context=None):
1556         uom_obj = self.pool.get('product.uom')
1557         res = {}
1558         for move in self.browse(cr, uid, ids, context=context):
1559             qty = move.product_qty
1560             for record in move.linked_move_operation_ids:
1561                 qty -= record.qty
1562             #converting the remaining quantity in the move UoM
1563             res[move.id] = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, qty, move.product_uom, round=False, context=context)
1564         return res
1565
1566     def _get_lot_ids(self, cr, uid, ids, field_name, args, context=None):
1567         res = dict.fromkeys(ids, False)
1568         for move in self.browse(cr, uid, ids, context=context):
1569             if move.state == 'done':
1570                 res[move.id] = [q.lot_id.id for q in move.quant_ids if q.lot_id]
1571             else:
1572                 res[move.id] = [q.lot_id.id for q in move.reserved_quant_ids if q.lot_id]
1573         return res
1574
1575     def _get_product_availability(self, cr, uid, ids, field_name, args, context=None):
1576         quant_obj = self.pool.get('stock.quant')
1577         res = dict.fromkeys(ids, False)
1578         for move in self.browse(cr, uid, ids, context=context):
1579             if move.state == 'done':
1580                 res[move.id] = move.product_qty
1581             else:
1582                 sublocation_ids = self.pool.get('stock.location').search(cr, uid, [('id', 'child_of', [move.location_id.id])], context=context)
1583                 quant_ids = quant_obj.search(cr, uid, [('location_id', 'in', sublocation_ids), ('product_id', '=', move.product_id.id), ('reservation_id', '=', False)], context=context)
1584                 availability = 0
1585                 for quant in quant_obj.browse(cr, uid, quant_ids, context=context):
1586                     availability += quant.qty
1587                 res[move.id] = min(move.product_qty, availability)
1588         return res
1589
1590     def _get_string_qty_information(self, cr, uid, ids, field_name, args, context=None):
1591         settings_obj = self.pool.get('stock.config.settings')
1592         uom_obj = self.pool.get('product.uom')
1593         res = dict.fromkeys(ids, '')
1594         for move in self.browse(cr, uid, ids, context=context):
1595             if move.state in ('draft', 'done', 'cancel') or move.location_id.usage != 'internal':
1596                 res[move.id] = ''  # 'not applicable' or 'n/a' could work too
1597                 continue
1598             total_available = min(move.product_qty, move.reserved_availability + move.availability)
1599             total_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, total_available, move.product_uom, context=context)
1600             info = str(total_available)
1601             #look in the settings if we need to display the UoM name or not
1602             config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
1603             if config_ids:
1604                 stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
1605                 if stock_settings.group_uom:
1606                     info += ' ' + move.product_uom.name
1607             if move.reserved_availability:
1608                 if move.reserved_availability != total_available:
1609                     #some of the available quantity is assigned and some are available but not reserved
1610                     reserved_available = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, move.reserved_availability, move.product_uom, context=context)
1611                     info += _(' (%s reserved)') % str(reserved_available)
1612                 else:
1613                     #all available quantity is assigned
1614                     info += _(' (reserved)')
1615             res[move.id] = info
1616         return res
1617
1618     def _get_reserved_availability(self, cr, uid, ids, field_name, args, context=None):
1619         res = dict.fromkeys(ids, 0)
1620         for move in self.browse(cr, uid, ids, context=context):
1621             res[move.id] = sum([quant.qty for quant in move.reserved_quant_ids])
1622         return res
1623
1624     def _get_move(self, cr, uid, ids, context=None):
1625         res = set()
1626         for quant in self.browse(cr, uid, ids, context=context):
1627             if quant.reservation_id:
1628                 res.add(quant.reservation_id.id)
1629         return list(res)
1630
1631     def _get_move_ids(self, cr, uid, ids, context=None):
1632         res = []
1633         for picking in self.browse(cr, uid, ids, context=context):
1634             res += [x.id for x in picking.move_lines]
1635         return res
1636
1637     def _get_moves_from_prod(self, cr, uid, ids, context=None):
1638         if ids:
1639             return self.pool.get('stock.move').search(cr, uid, [('product_id', 'in', ids)], context=context)
1640         return []
1641
1642     def _set_product_qty(self, cr, uid, id, field, value, arg, context=None):
1643         """ The meaning of product_qty field changed lately and is now a functional field computing the quantity
1644             in the default product UoM. This code has been added to raise an error if a write is made given a value
1645             for `product_qty`, where the same write should set the `product_uom_qty` field instead, in order to
1646             detect errors.
1647         """
1648         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`.'))
1649
1650     _columns = {
1651         'name': fields.char('Description', required=True, select=True),
1652         'priority': fields.selection(procurement.PROCUREMENT_PRIORITIES, 'Priority'),
1653         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1654         '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)]}),
1655         'date_expected': fields.datetime('Expected Date', states={'done': [('readonly', True)]}, required=True, select=True, help="Scheduled date for the processing of this move"),
1656         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type', '<>', 'service')], states={'done': [('readonly', True)]}),
1657         'product_qty': fields.function(_quantity_normalize, fnct_inv=_set_product_qty, _type='float', store={
1658                 'stock.move': (lambda self, cr, uid, ids, ctx: ids, ['product_id', 'product_uom_qty', 'product_uom'], 20),
1659                 'product.product': (_get_moves_from_prod, ['uom_id'], 20),
1660             }, string='Quantity',
1661             digits_compute=dp.get_precision('Product Unit of Measure'),
1662             help='Quantity in the default UoM of the product'),
1663         'product_uom_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1664             required=True, states={'done': [('readonly', True)]},
1665             help="This is the quantity of products from an inventory "
1666                 "point of view. For moves in the state 'done', this is the "
1667                 "quantity of products that were actually moved. For other "
1668                 "moves, this is the quantity of product that is planned to "
1669                 "be moved. Lowering this quantity does not generate a "
1670                 "backorder. Changing this quantity on assigned moves affects "
1671                 "the product reservation, and should be done with care."
1672         ),
1673         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True, states={'done': [('readonly', True)]}),
1674         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1675         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1676
1677         'product_packaging': fields.many2one('product.packaging', 'Prefered Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1678
1679         '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."),
1680         '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."),
1681
1682         '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"),
1683
1684
1685         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True, copy=False),
1686         'move_orig_ids': fields.one2many('stock.move', 'move_dest_id', 'Original Move', help="Optional: previous stock move when chaining them", select=True),
1687
1688         'picking_id': fields.many2one('stock.picking', 'Reference', select=True, states={'done': [('readonly', True)]}),
1689         'note': fields.text('Notes'),
1690         'state': fields.selection([('draft', 'New'),
1691                                    ('cancel', 'Cancelled'),
1692                                    ('waiting', 'Waiting Another Move'),
1693                                    ('confirmed', 'Waiting Availability'),
1694                                    ('assigned', 'Available'),
1695                                    ('done', 'Done'),
1696                                    ], 'Status', readonly=True, select=True, copy=False,
1697                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1698                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1699                        "* 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"\
1700                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1701                        "* Done: When the shipment is processed, the state is \'Done\'."),
1702         'partially_available': fields.boolean('Partially Available', readonly=True, help="Checks if the move has some stock reserved", copy=False),
1703         '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
1704
1705         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1706         '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),
1707         'backorder_id': fields.related('picking_id', 'backorder_id', type='many2one', relation="stock.picking", string="Back Order of", select=True),
1708         'origin': fields.char("Source"),
1709         'procure_method': fields.selection([('make_to_stock', 'Default: Take From Stock'), ('make_to_order', 'Advanced: Apply Procurement Rules')], 'Supply Method', required=True,
1710                                            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."""),
1711
1712         # used for colors in tree views:
1713         'scrapped': fields.related('location_dest_id', 'scrap_location', type='boolean', relation='stock.location', string='Scrapped', readonly=True),
1714
1715         'quant_ids': fields.many2many('stock.quant', 'stock_quant_move_rel', 'move_id', 'quant_id', 'Moved Quants'),
1716         'reserved_quant_ids': fields.one2many('stock.quant', 'reservation_id', 'Reserved quants'),
1717         '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'),
1718         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Quantity',
1719                                          digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]},),
1720         'procurement_id': fields.many2one('procurement.order', 'Procurement'),
1721         'group_id': fields.many2one('procurement.group', 'Procurement Group'),
1722         'rule_id': fields.many2one('procurement.rule', 'Procurement Rule', help='The pull rule that created this stock move'),
1723         'push_rule_id': fields.many2one('stock.location.path', 'Push Rule', help='The push rule that created this stock move'),
1724         'propagate': fields.boolean('Propagate cancel and split', help='If checked, when this move is cancelled, cancel the linked move too'),
1725         'picking_type_id': fields.many2one('stock.picking.type', 'Picking Type'),
1726         'inventory_id': fields.many2one('stock.inventory', 'Inventory'),
1727         'lot_ids': fields.function(_get_lot_ids, type='many2many', relation='stock.production.lot', string='Lots'),
1728         'origin_returned_move_id': fields.many2one('stock.move', 'Origin return move', help='move that created the return move', copy=False),
1729         'returned_move_ids': fields.one2many('stock.move', 'origin_returned_move_id', 'All returned moves', help='Optional: all returned moves created from this move'),
1730         'reserved_availability': fields.function(_get_reserved_availability, type='float', string='Quantity Reserved', readonly=True, help='Quantity that has already been reserved for this move'),
1731         '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'),
1732         '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'),
1733         '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'"),
1734         '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'"),
1735         '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"),
1736         '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)."),
1737     }
1738
1739     def _default_location_destination(self, cr, uid, context=None):
1740         context = context or {}
1741         if context.get('default_picking_type_id', False):
1742             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1743             return pick_type.default_location_dest_id and pick_type.default_location_dest_id.id or False
1744         return False
1745
1746     def _default_location_source(self, cr, uid, context=None):
1747         context = context or {}
1748         if context.get('default_picking_type_id', False):
1749             pick_type = self.pool.get('stock.picking.type').browse(cr, uid, context['default_picking_type_id'], context=context)
1750             return pick_type.default_location_src_id and pick_type.default_location_src_id.id or False
1751         return False
1752
1753     def _default_destination_address(self, cr, uid, context=None):
1754         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1755         return user.company_id.partner_id.id
1756
1757     _defaults = {
1758         'location_id': _default_location_source,
1759         'location_dest_id': _default_location_destination,
1760         'partner_id': _default_destination_address,
1761         'state': 'draft',
1762         'priority': '1',
1763         'product_uom_qty': 1.0,
1764         'scrapped': False,
1765         'date': fields.datetime.now,
1766         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1767         'date_expected': fields.datetime.now,
1768         'procure_method': 'make_to_stock',
1769         'propagate': True,
1770         'partially_available': False,
1771     }
1772
1773     def _check_uom(self, cr, uid, ids, context=None):
1774         for move in self.browse(cr, uid, ids, context=context):
1775             if move.product_id.uom_id.category_id.id != move.product_uom.category_id.id:
1776                 return False
1777         return True
1778
1779     _constraints = [
1780         (_check_uom,
1781             '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.',
1782             ['product_uom']),
1783     ]
1784
1785     @api.cr_uid_ids_context
1786     def do_unreserve(self, cr, uid, move_ids, context=None):
1787         quant_obj = self.pool.get("stock.quant")
1788         for move in self.browse(cr, uid, move_ids, context=context):
1789             if move.state in ('done', 'cancel'):
1790                 raise osv.except_osv(_('Operation Forbidden!'), _('Cannot unreserve a done move'))
1791             quant_obj.quants_unreserve(cr, uid, move, context=context)
1792             if self.find_move_ancestors(cr, uid, move, context=context):
1793                 self.write(cr, uid, [move.id], {'state': 'waiting'}, context=context)
1794             else:
1795                 self.write(cr, uid, [move.id], {'state': 'confirmed'}, context=context)
1796
1797     def _prepare_procurement_from_move(self, cr, uid, move, context=None):
1798         origin = (move.group_id and (move.group_id.name + ":") or "") + (move.rule_id and move.rule_id.name or move.origin or "/")
1799         group_id = move.group_id and move.group_id.id or False
1800         if move.rule_id:
1801             if move.rule_id.group_propagation_option == 'fixed' and move.rule_id.group_id:
1802                 group_id = move.rule_id.group_id.id
1803             elif move.rule_id.group_propagation_option == 'none':
1804                 group_id = False
1805         return {
1806             'name': move.rule_id and move.rule_id.name or "/",
1807             'origin': origin,
1808             'company_id': move.company_id and move.company_id.id or False,
1809             'date_planned': move.date,
1810             'product_id': move.product_id.id,
1811             'product_qty': move.product_qty,
1812             'product_uom': move.product_uom.id,
1813             'product_uos_qty': (move.product_uos and move.product_uos_qty) or move.product_qty,
1814             'product_uos': (move.product_uos and move.product_uos.id) or move.product_uom.id,
1815             'location_id': move.location_id.id,
1816             'move_dest_id': move.id,
1817             'group_id': group_id,
1818             'route_ids': [(4, x.id) for x in move.route_ids],
1819             'warehouse_id': move.warehouse_id.id or (move.picking_type_id and move.picking_type_id.warehouse_id.id or False),
1820             'priority': move.priority,
1821         }
1822
1823     def _push_apply(self, cr, uid, moves, context=None):
1824         push_obj = self.pool.get("stock.location.path")
1825         for move in moves:
1826             #1) if the move is already chained, there is no need to check push rules
1827             #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
1828             #   to receive goods without triggering the push rules again (which would duplicate chained operations)
1829             if not move.move_dest_id and not move.origin_returned_move_id:
1830                 domain = [('location_from_id', '=', move.location_dest_id.id)]
1831                 #priority goes to the route defined on the product and product category
1832                 route_ids = [x.id for x in move.product_id.route_ids + move.product_id.categ_id.total_route_ids]
1833                 rules = push_obj.search(cr, uid, domain + [('route_id', 'in', route_ids)], order='route_sequence, sequence', context=context)
1834                 if not rules:
1835                     #then we search on the warehouse if a rule can apply
1836                     wh_route_ids = []
1837                     if move.warehouse_id:
1838                         wh_route_ids = [x.id for x in move.warehouse_id.route_ids]
1839                     elif move.picking_type_id and move.picking_type_id.warehouse_id:
1840                         wh_route_ids = [x.id for x in move.picking_type_id.warehouse_id.route_ids]
1841                     if wh_route_ids:
1842                         rules = push_obj.search(cr, uid, domain + [('route_id', 'in', wh_route_ids)], order='route_sequence, sequence', context=context)
1843                     if not rules:
1844                         #if no specialized push rule has been found yet, we try to find a general one (without route)
1845                         rules = push_obj.search(cr, uid, domain + [('route_id', '=', False)], order='sequence', context=context)
1846                 if rules:
1847                     rule = push_obj.browse(cr, uid, rules[0], context=context)
1848                     push_obj._apply(cr, uid, rule, move, context=context)
1849         return True
1850
1851     def _create_procurement(self, cr, uid, move, context=None):
1852         """ This will create a procurement order """
1853         return self.pool.get("procurement.order").create(cr, uid, self._prepare_procurement_from_move(cr, uid, move, context=context))
1854
1855     def write(self, cr, uid, ids, vals, context=None):
1856         if context is None:
1857             context = {}
1858         if isinstance(ids, (int, long)):
1859             ids = [ids]
1860         # Check that we do not modify a stock.move which is done
1861         frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1862         for move in self.browse(cr, uid, ids, context=context):
1863             if move.state == 'done':
1864                 if frozen_fields.intersection(vals):
1865                     raise osv.except_osv(_('Operation Forbidden!'),
1866                         _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1867         propagated_changes_dict = {}
1868         #propagation of quantity change
1869         if vals.get('product_uom_qty'):
1870             propagated_changes_dict['product_uom_qty'] = vals['product_uom_qty']
1871         if vals.get('product_uom_id'):
1872             propagated_changes_dict['product_uom_id'] = vals['product_uom_id']
1873         #propagation of expected date:
1874         propagated_date_field = False
1875         if vals.get('date_expected'):
1876             #propagate any manual change of the expected date
1877             propagated_date_field = 'date_expected'
1878         elif (vals.get('state', '') == 'done' and vals.get('date')):
1879             #propagate also any delta observed when setting the move as done
1880             propagated_date_field = 'date'
1881
1882         if not context.get('do_not_propagate', False) and (propagated_date_field or propagated_changes_dict):
1883             #any propagation is (maybe) needed
1884             for move in self.browse(cr, uid, ids, context=context):
1885                 if move.move_dest_id and move.propagate:
1886                     if 'date_expected' in propagated_changes_dict:
1887                         propagated_changes_dict.pop('date_expected')
1888                     if propagated_date_field:
1889                         current_date = datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1890                         new_date = datetime.strptime(vals.get(propagated_date_field), DEFAULT_SERVER_DATETIME_FORMAT)
1891                         delta = new_date - current_date
1892                         if abs(delta.days) >= move.company_id.propagation_minimum_delta:
1893                             old_move_date = datetime.strptime(move.move_dest_id.date_expected, DEFAULT_SERVER_DATETIME_FORMAT)
1894                             new_move_date = (old_move_date + relativedelta.relativedelta(days=delta.days or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
1895                             propagated_changes_dict['date_expected'] = new_move_date
1896                     #For pushed moves as well as for pulled moves, propagate by recursive call of write().
1897                     #Note that, for pulled moves we intentionally don't propagate on the procurement.
1898                     if propagated_changes_dict:
1899                         self.write(cr, uid, [move.move_dest_id.id], propagated_changes_dict, context=context)
1900         return super(stock_move, self).write(cr, uid, ids, vals, context=context)
1901
1902     def onchange_quantity(self, cr, uid, ids, product_id, product_qty, product_uom, product_uos):
1903         """ On change of product quantity finds UoM and UoS quantities
1904         @param product_id: Product id
1905         @param product_qty: Changed Quantity of product
1906         @param product_uom: Unit of measure of product
1907         @param product_uos: Unit of sale of product
1908         @return: Dictionary of values
1909         """
1910         result = {
1911             'product_uos_qty': 0.00
1912         }
1913         warning = {}
1914
1915         if (not product_id) or (product_qty <= 0.0):
1916             result['product_qty'] = 0.0
1917             return {'value': result}
1918
1919         product_obj = self.pool.get('product.product')
1920         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1921
1922         # Warn if the quantity was decreased
1923         if ids:
1924             for move in self.read(cr, uid, ids, ['product_qty']):
1925                 if product_qty < move['product_qty']:
1926                     warning.update({
1927                         'title': _('Information'),
1928                         'message': _("By changing this quantity here, you accept the "
1929                                 "new quantity as complete: Odoo will not "
1930                                 "automatically generate a back order.")})
1931                 break
1932
1933         if product_uos and product_uom and (product_uom != product_uos):
1934             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1935         else:
1936             result['product_uos_qty'] = product_qty
1937
1938         return {'value': result, 'warning': warning}
1939
1940     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1941                           product_uos, product_uom):
1942         """ On change of product quantity finds UoM and UoS quantities
1943         @param product_id: Product id
1944         @param product_uos_qty: Changed UoS Quantity of product
1945         @param product_uom: Unit of measure of product
1946         @param product_uos: Unit of sale of product
1947         @return: Dictionary of values
1948         """
1949         result = {
1950             'product_uom_qty': 0.00
1951         }
1952
1953         if (not product_id) or (product_uos_qty <= 0.0):
1954             result['product_uos_qty'] = 0.0
1955             return {'value': result}
1956
1957         product_obj = self.pool.get('product.product')
1958         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1959
1960         # No warning if the quantity was decreased to avoid double warnings:
1961         # The clients should call onchange_quantity too anyway
1962
1963         if product_uos and product_uom and (product_uom != product_uos):
1964             result['product_uom_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1965         else:
1966             result['product_uom_qty'] = product_uos_qty
1967         return {'value': result}
1968
1969     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False, loc_dest_id=False, partner_id=False):
1970         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1971         @param prod_id: Changed Product id
1972         @param loc_id: Source location id
1973         @param loc_dest_id: Destination location id
1974         @param partner_id: Address id of partner
1975         @return: Dictionary of values
1976         """
1977         if not prod_id:
1978             return {}
1979         user = self.pool.get('res.users').browse(cr, uid, uid)
1980         lang = user and user.lang or False
1981         if partner_id:
1982             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1983             if addr_rec:
1984                 lang = addr_rec and addr_rec.lang or False
1985         ctx = {'lang': lang}
1986
1987         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1988         uos_id = product.uos_id and product.uos_id.id or False
1989         result = {
1990             'name': product.partner_ref,
1991             'product_uom': product.uom_id.id,
1992             'product_uos': uos_id,
1993             'product_uom_qty': 1.00,
1994             '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'],
1995         }
1996         if loc_id:
1997             result['location_id'] = loc_id
1998         if loc_dest_id:
1999             result['location_dest_id'] = loc_dest_id
2000         return {'value': result}
2001
2002     @api.cr_uid_ids_context
2003     def _picking_assign(self, cr, uid, move_ids, procurement_group, location_from, location_to, context=None):
2004         """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
2005         (and company). Those attributes are also given as parameters.
2006         """
2007         pick_obj = self.pool.get("stock.picking")
2008         picks = pick_obj.search(cr, uid, [
2009                 ('group_id', '=', procurement_group),
2010                 ('location_id', '=', location_from),
2011                 ('location_dest_id', '=', location_to),
2012                 ('state', 'in', ['draft', 'confirmed', 'waiting'])], context=context)
2013         if picks:
2014             pick = picks[0]
2015         else:
2016             move = self.browse(cr, uid, move_ids, context=context)[0]
2017             values = {
2018                 'origin': move.origin,
2019                 'company_id': move.company_id and move.company_id.id or False,
2020                 'move_type': move.group_id and move.group_id.move_type or 'direct',
2021                 'partner_id': move.partner_id.id or False,
2022                 'picking_type_id': move.picking_type_id and move.picking_type_id.id or False,
2023             }
2024             pick = pick_obj.create(cr, uid, values, context=context)
2025         return self.write(cr, uid, move_ids, {'picking_id': pick}, context=context)
2026
2027     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
2028         """ On change of Scheduled Date gives a Move date.
2029         @param date_expected: Scheduled Date
2030         @param date: Move Date
2031         @return: Move Date
2032         """
2033         if not date_expected:
2034             date_expected = time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)
2035         return {'value': {'date': date_expected}}
2036
2037     def attribute_price(self, cr, uid, move, context=None):
2038         """
2039             Attribute price to move, important in inter-company moves or receipts with only one partner
2040         """
2041         if not move.price_unit:
2042             price = move.product_id.standard_price
2043             self.write(cr, uid, [move.id], {'price_unit': price})
2044
2045     def action_confirm(self, cr, uid, ids, context=None):
2046         """ Confirms stock move or put it in waiting if it's linked to another move.
2047         @return: List of ids.
2048         """
2049         if isinstance(ids, (int, long)):
2050             ids = [ids]
2051         states = {
2052             'confirmed': [],
2053             'waiting': []
2054         }
2055         to_assign = {}
2056         for move in self.browse(cr, uid, ids, context=context):
2057             self.attribute_price(cr, uid, move, context=context)
2058             state = 'confirmed'
2059             #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)
2060             if move.move_orig_ids:
2061                 state = 'waiting'
2062             #if the move is split and some of the ancestor was preceeded, then it's waiting as well
2063             elif move.split_from:
2064                 move2 = move.split_from
2065                 while move2 and state != 'waiting':
2066                     if move2.move_orig_ids:
2067                         state = 'waiting'
2068                     move2 = move2.split_from
2069             states[state].append(move.id)
2070
2071             if not move.picking_id and move.picking_type_id:
2072                 key = (move.group_id.id, move.location_id.id, move.location_dest_id.id)
2073                 if key not in to_assign:
2074                     to_assign[key] = []
2075                 to_assign[key].append(move.id)
2076
2077         for move in self.browse(cr, uid, states['confirmed'], context=context):
2078             if move.procure_method == 'make_to_order':
2079                 self._create_procurement(cr, uid, move, context=context)
2080                 states['waiting'].append(move.id)
2081                 states['confirmed'].remove(move.id)
2082
2083         for state, write_ids in states.items():
2084             if len(write_ids):
2085                 self.write(cr, uid, write_ids, {'state': state})
2086         #assign picking in batch for all confirmed move that share the same details
2087         for key, move_ids in to_assign.items():
2088             procurement_group, location_from, location_to = key
2089             self._picking_assign(cr, uid, move_ids, procurement_group, location_from, location_to, context=context)
2090         moves = self.browse(cr, uid, ids, context=context)
2091         self._push_apply(cr, uid, moves, context=context)
2092         return ids
2093
2094     def force_assign(self, cr, uid, ids, context=None):
2095         """ Changes the state to assigned.
2096         @return: True
2097         """
2098         return self.write(cr, uid, ids, {'state': 'assigned'}, context=context)
2099
2100     def check_tracking_product(self, cr, uid, product, lot_id, location, location_dest, context=None):
2101         check = False
2102         if product.track_all and not location_dest.usage == 'inventory':
2103             check = True
2104         elif product.track_incoming and location.usage in ('supplier', 'transit', 'inventory') and location_dest.usage == 'internal':
2105             check = True
2106         elif product.track_outgoing and location_dest.usage in ('customer', 'transit') and location.usage == 'internal':
2107             check = True
2108         if check and not lot_id:
2109             raise osv.except_osv(_('Warning!'), _('You must assign a serial number for the product %s') % (product.name))
2110
2111
2112     def check_tracking(self, cr, uid, move, lot_id, context=None):
2113         """ Checks if serial number is assigned to stock move or not and raise an error if it had to.
2114         """
2115         self.check_tracking_product(cr, uid, move.product_id, lot_id, move.location_id, move.location_dest_id, context=context)
2116
2117
2118     def action_assign(self, cr, uid, ids, context=None):
2119         """ Checks the product type and accordingly writes the state.
2120         """
2121         context = context or {}
2122         quant_obj = self.pool.get("stock.quant")
2123         to_assign_moves = []
2124         main_domain = {}
2125         todo_moves = []
2126         operations = set()
2127         for move in self.browse(cr, uid, ids, context=context):
2128             if move.state not in ('confirmed', 'waiting', 'assigned'):
2129                 continue
2130             if move.location_id.usage in ('supplier', 'inventory', 'production'):
2131                 to_assign_moves.append(move.id)
2132                 #in case the move is returned, we want to try to find quants before forcing the assignment
2133                 if not move.origin_returned_move_id:
2134                     continue
2135             if move.product_id.type == 'consu':
2136                 to_assign_moves.append(move.id)
2137                 continue
2138             else:
2139                 todo_moves.append(move)
2140
2141                 #we always keep the quants already assigned and try to find the remaining quantity on quants not assigned only
2142                 main_domain[move.id] = [('reservation_id', '=', False), ('qty', '>', 0)]
2143
2144                 #if the move is preceeded, restrict the choice of quants in the ones moved previously in original move
2145                 ancestors = self.find_move_ancestors(cr, uid, move, context=context)
2146                 if move.state == 'waiting' and not ancestors:
2147                     #if the waiting move hasn't yet any ancestor (PO/MO not confirmed yet), don't find any quant available in stock
2148                     main_domain[move.id] += [('id', '=', False)]
2149                 elif ancestors:
2150                     main_domain[move.id] += [('history_ids', 'in', ancestors)]
2151
2152                 #if the move is returned from another, restrict the choice of quants to the ones that follow the returned move
2153                 if move.origin_returned_move_id:
2154                     main_domain[move.id] += [('history_ids', 'in', move.origin_returned_move_id.id)]
2155                 for link in move.linked_move_operation_ids:
2156                     operations.add(link.operation_id)
2157         # Check all ops and sort them: we want to process first the packages, then operations with lot then the rest
2158         operations = list(operations)
2159         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))
2160         for ops in operations:
2161             #first try to find quants based on specific domains given by linked operations
2162             for record in ops.linked_move_operation_ids:
2163                 move = record.move_id
2164                 if move.id in main_domain:
2165                     domain = main_domain[move.id] + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2166                     qty = record.qty
2167                     if qty:
2168                         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)
2169                         quant_obj.quants_reserve(cr, uid, quants, move, record, context=context)
2170         for move in todo_moves:
2171             if move.linked_move_operation_ids:
2172                 continue
2173             move.refresh()
2174             #then if the move isn't totally assigned, try to find quants without any specific domain
2175             if move.state != 'assigned':
2176                 qty_already_assigned = move.reserved_availability
2177                 qty = move.product_qty - qty_already_assigned
2178                 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)
2179                 quant_obj.quants_reserve(cr, uid, quants, move, context=context)
2180
2181         #force assignation of consumable products and incoming from supplier/inventory/production
2182         if to_assign_moves:
2183             self.force_assign(cr, uid, to_assign_moves, context=context)
2184
2185     def action_cancel(self, cr, uid, ids, context=None):
2186         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2187         @return: True
2188         """
2189         procurement_obj = self.pool.get('procurement.order')
2190         context = context or {}
2191         procs_to_check = []
2192         for move in self.browse(cr, uid, ids, context=context):
2193             if move.state == 'done':
2194                 raise osv.except_osv(_('Operation Forbidden!'),
2195                         _('You cannot cancel a stock move that has been set to \'Done\'.'))
2196             if move.reserved_quant_ids:
2197                 self.pool.get("stock.quant").quants_unreserve(cr, uid, move, context=context)
2198             if context.get('cancel_procurement'):
2199                 if move.propagate:
2200                     procurement_ids = procurement_obj.search(cr, uid, [('move_dest_id', '=', move.id)], context=context)
2201                     procurement_obj.cancel(cr, uid, procurement_ids, context=context)
2202             else:
2203                 if move.move_dest_id:
2204                     if move.propagate:
2205                         self.action_cancel(cr, uid, [move.move_dest_id.id], context=context)
2206                     elif move.move_dest_id.state == 'waiting':
2207                         #If waiting, the chain will be broken and we are not sure if we can still wait for it (=> could take from stock instead)
2208                         self.write(cr, uid, [move.move_dest_id.id], {'state': 'confirmed'}, context=context)
2209                 if move.procurement_id:
2210                     # Does the same as procurement check, only eliminating a refresh
2211                     procs_to_check.append(move.procurement_id.id)
2212
2213         res = self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False}, context=context)
2214         if procs_to_check:
2215             procurement_obj.check(cr, uid, procs_to_check, context=context)
2216         return res
2217
2218     def _check_package_from_moves(self, cr, uid, ids, context=None):
2219         pack_obj = self.pool.get("stock.quant.package")
2220         packs = set()
2221         for move in self.browse(cr, uid, ids, context=context):
2222             packs |= set([q.package_id for q in move.quant_ids if q.package_id and q.qty > 0])
2223         return pack_obj._check_location_constraint(cr, uid, list(packs), context=context)
2224
2225     def find_move_ancestors(self, cr, uid, move, context=None):
2226         '''Find the first level ancestors of given move '''
2227         ancestors = []
2228         move2 = move
2229         while move2:
2230             ancestors += [x.id for x in move2.move_orig_ids]
2231             #loop on the split_from to find the ancestor of split moves only if the move has not direct ancestor (priority goes to them)
2232             move2 = not move2.move_orig_ids and move2.split_from or False
2233         return ancestors
2234
2235     @api.cr_uid_ids_context
2236     def recalculate_move_state(self, cr, uid, move_ids, context=None):
2237         '''Recompute the state of moves given because their reserved quants were used to fulfill another operation'''
2238         for move in self.browse(cr, uid, move_ids, context=context):
2239             vals = {}
2240             reserved_quant_ids = move.reserved_quant_ids
2241             if len(reserved_quant_ids) > 0 and not move.partially_available:
2242                 vals['partially_available'] = True
2243             if len(reserved_quant_ids) == 0 and move.partially_available:
2244                 vals['partially_available'] = False
2245             if move.state == 'assigned':
2246                 if self.find_move_ancestors(cr, uid, move, context=context):
2247                     vals['state'] = 'waiting'
2248                 else:
2249                     vals['state'] = 'confirmed'
2250             if vals:
2251                 self.write(cr, uid, [move.id], vals, context=context)
2252
2253     def action_done(self, cr, uid, ids, context=None):
2254         """ Process completely the moves given as ids and if all moves are done, it will finish the picking.
2255         """
2256         context = context or {}
2257         picking_obj = self.pool.get("stock.picking")
2258         quant_obj = self.pool.get("stock.quant")
2259         todo = [move.id for move in self.browse(cr, uid, ids, context=context) if move.state == "draft"]
2260         if todo:
2261             ids = self.action_confirm(cr, uid, todo, context=context)
2262         pickings = set()
2263         procurement_ids = []
2264         #Search operations that are linked to the moves
2265         operations = set()
2266         move_qty = {}
2267         for move in self.browse(cr, uid, ids, context=context):
2268             move_qty[move.id] = move.product_qty
2269             for link in move.linked_move_operation_ids:
2270                 operations.add(link.operation_id)
2271
2272         #Sort operations according to entire packages first, then package + lot, package only, lot only
2273         operations = list(operations)
2274         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))
2275
2276         for ops in operations:
2277             if ops.picking_id:
2278                 pickings.add(ops.picking_id.id)
2279             main_domain = [('qty', '>', 0)]
2280             for record in ops.linked_move_operation_ids:
2281                 move = record.move_id
2282                 self.check_tracking(cr, uid, move, not ops.product_id and ops.package_id.id or ops.lot_id.id, context=context)
2283                 prefered_domain = [('reservation_id', '=', move.id)]
2284                 fallback_domain = [('reservation_id', '=', False)]
2285                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2286                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2287                 dom = main_domain + self.pool.get('stock.move.operation.link').get_specific_domain(cr, uid, record, context=context)
2288                 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,
2289                                                           restrict_lot_id=move.restrict_lot_id.id, restrict_partner_id=move.restrict_partner_id.id, context=context)
2290                 if ops.result_package_id.id:
2291                     #if a result package is given, all quants go there
2292                     quant_dest_package_id = ops.result_package_id.id
2293                 elif ops.product_id and ops.package_id:
2294                     #if a package and a product is given, we will remove quants from the pack.
2295                     quant_dest_package_id = False
2296                 else:
2297                     #otherwise we keep the current pack of the quant, which may mean None
2298                     quant_dest_package_id = ops.package_id.id
2299                 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)
2300                 # Handle pack in pack
2301                 if not ops.product_id and ops.package_id and ops.result_package_id.id != ops.package_id.parent_id.id:
2302                     self.pool.get('stock.quant.package').write(cr, SUPERUSER_ID, [ops.package_id.id], {'parent_id': ops.result_package_id.id}, context=context)
2303                 move_qty[move.id] -= record.qty
2304         #Check for remaining qtys and unreserve/check move_dest_id in
2305         move_dest_ids = set()
2306         for move in self.browse(cr, uid, ids, context=context):
2307             if move_qty[move.id] > 0:  # (=In case no pack operations in picking)
2308                 main_domain = [('qty', '>', 0)]
2309                 prefered_domain = [('reservation_id', '=', move.id)]
2310                 fallback_domain = [('reservation_id', '=', False)]
2311                 fallback_domain2 = ['&', ('reservation_id', '!=', move.id), ('reservation_id', '!=', False)]
2312                 prefered_domain_list = [prefered_domain] + [fallback_domain] + [fallback_domain2]
2313                 self.check_tracking(cr, uid, move, move.restrict_lot_id.id, context=context)
2314                 qty = move_qty[move.id]
2315                 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)
2316                 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)
2317
2318             # If the move has a destination, add it to the list to reserve
2319             if move.move_dest_id and move.move_dest_id.state in ('waiting', 'confirmed'):
2320                 move_dest_ids.add(move.move_dest_id.id)
2321
2322             if move.procurement_id:
2323                 procurement_ids.append(move.procurement_id.id)
2324
2325             #unreserve the quants and make them available for other operations/moves
2326             quant_obj.quants_unreserve(cr, uid, move, context=context)
2327         # Check the packages have been placed in the correct locations
2328         self._check_package_from_moves(cr, uid, ids, context=context)
2329         #set the move as done
2330         self.write(cr, uid, ids, {'state': 'done', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2331         self.pool.get('procurement.order').check(cr, uid, procurement_ids, context=context)
2332         #assign destination moves
2333         if move_dest_ids:
2334             self.action_assign(cr, uid, list(move_dest_ids), context=context)
2335         #check picking state to set the date_done is needed
2336         done_picking = []
2337         for picking in picking_obj.browse(cr, uid, list(pickings), context=context):
2338             if picking.state == 'done' and not picking.date_done:
2339                 done_picking.append(picking.id)
2340         if done_picking:
2341             picking_obj.write(cr, uid, done_picking, {'date_done': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2342         return True
2343
2344     def unlink(self, cr, uid, ids, context=None):
2345         context = context or {}
2346         for move in self.browse(cr, uid, ids, context=context):
2347             if move.state not in ('draft', 'cancel'):
2348                 raise osv.except_osv(_('User Error!'), _('You can only delete draft moves.'))
2349         return super(stock_move, self).unlink(cr, uid, ids, context=context)
2350
2351     def action_scrap(self, cr, uid, ids, quantity, location_id, restrict_lot_id=False, restrict_partner_id=False, context=None):
2352         """ Move the scrap/damaged product into scrap location
2353         @param cr: the database cursor
2354         @param uid: the user id
2355         @param ids: ids of stock move object to be scrapped
2356         @param quantity : specify scrap qty
2357         @param location_id : specify scrap location
2358         @param context: context arguments
2359         @return: Scraped lines
2360         """
2361         #quantity should be given in MOVE UOM
2362         if quantity <= 0:
2363             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2364         res = []
2365         for move in self.browse(cr, uid, ids, context=context):
2366             source_location = move.location_id
2367             if move.state == 'done':
2368                 source_location = move.location_dest_id
2369             #Previously used to prevent scraping from virtual location but not necessary anymore
2370             #if source_location.usage != 'internal':
2371                 #restrict to scrap from a virtual location because it's meaningless and it may introduce errors in stock ('creating' new products from nowhere)
2372                 #raise osv.except_osv(_('Error!'), _('Forbidden operation: it is not allowed to scrap products from a virtual location.'))
2373             move_qty = move.product_qty
2374             uos_qty = quantity / move_qty * move.product_uos_qty
2375             default_val = {
2376                 'location_id': source_location.id,
2377                 'product_uom_qty': quantity,
2378                 'product_uos_qty': uos_qty,
2379                 'state': move.state,
2380                 'scrapped': True,
2381                 'location_dest_id': location_id,
2382                 'restrict_lot_id': restrict_lot_id,
2383                 'restrict_partner_id': restrict_partner_id,
2384             }
2385             new_move = self.copy(cr, uid, move.id, default_val)
2386
2387             res += [new_move]
2388             product_obj = self.pool.get('product.product')
2389             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2390                 if move.picking_id:
2391                     uom = product.uom_id.name if product.uom_id else ''
2392                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2393                     move.picking_id.message_post(body=message)
2394
2395         self.action_done(cr, uid, res, context=context)
2396         return res
2397
2398     def split(self, cr, uid, move, qty, restrict_lot_id=False, restrict_partner_id=False, context=None):
2399         """ Splits qty from move move into a new move
2400         :param move: browse record
2401         :param qty: float. quantity to split (given in product UoM)
2402         :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.
2403         :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.
2404         :param context: dictionay. can contains the special key 'source_location_id' in order to force the source location when copying the move
2405
2406         returns the ID of the backorder move created
2407         """
2408         if move.state in ('done', 'cancel'):
2409             raise osv.except_osv(_('Error'), _('You cannot split a move done'))
2410         if move.state == 'draft':
2411             #we restrict the split of a draft move because if not confirmed yet, it may be replaced by several other moves in
2412             #case of phantom bom (with mrp module). And we don't want to deal with this complexity by copying the product that will explode.
2413             raise osv.except_osv(_('Error'), _('You cannot split a draft move. It needs to be confirmed first.'))
2414
2415         if move.product_qty <= qty or qty == 0:
2416             return move.id
2417
2418         uom_obj = self.pool.get('product.uom')
2419         context = context or {}
2420
2421         uom_qty = uom_obj._compute_qty_obj(cr, uid, move.product_id.uom_id, qty, move.product_uom)
2422         uos_qty = uom_qty * move.product_uos_qty / move.product_uom_qty
2423
2424         defaults = {
2425             'product_uom_qty': uom_qty,
2426             'product_uos_qty': uos_qty,
2427             'procure_method': 'make_to_stock',
2428             'restrict_lot_id': restrict_lot_id,
2429             'restrict_partner_id': restrict_partner_id,
2430             'split_from': move.id,
2431             'procurement_id': move.procurement_id.id,
2432             'move_dest_id': move.move_dest_id.id,
2433         }
2434         if context.get('source_location_id'):
2435             defaults['location_id'] = context['source_location_id']
2436         new_move = self.copy(cr, uid, move.id, defaults)
2437
2438         ctx = context.copy()
2439         ctx['do_not_propagate'] = True
2440         self.write(cr, uid, [move.id], {
2441             'product_uom_qty': move.product_uom_qty - uom_qty,
2442             'product_uos_qty': move.product_uos_qty - uos_qty,
2443         }, context=ctx)
2444
2445         if move.move_dest_id and move.propagate and move.move_dest_id.state not in ('done', 'cancel'):
2446             new_move_prop = self.split(cr, uid, move.move_dest_id, qty, context=context)
2447             self.write(cr, uid, [new_move], {'move_dest_id': new_move_prop}, context=context)
2448         #returning the first element of list returned by action_confirm is ok because we checked it wouldn't be exploded (and
2449         #thus the result of action_confirm should always be a list of 1 element length)
2450         return self.action_confirm(cr, uid, [new_move], context=context)[0]
2451
2452
2453     def get_code_from_locs(self, cr, uid, move, location_id=False, location_dest_id=False, context=None):
2454         """
2455         Returns the code the picking type should have.  This can easily be used
2456         to check if a move is internal or not
2457         move, location_id and location_dest_id are browse records
2458         """
2459         code = 'internal'
2460         src_loc = location_id or move.location_id
2461         dest_loc = location_dest_id or move.location_dest_id
2462         if src_loc.usage == 'internal' and dest_loc.usage != 'internal':
2463             code = 'outgoing'
2464         if src_loc.usage != 'internal' and dest_loc.usage == 'internal':
2465             code = 'incoming'
2466         return code
2467
2468
2469 class stock_inventory(osv.osv):
2470     _name = "stock.inventory"
2471     _description = "Inventory"
2472
2473     def _get_move_ids_exist(self, cr, uid, ids, field_name, arg, context=None):
2474         res = {}
2475         for inv in self.browse(cr, uid, ids, context=context):
2476             res[inv.id] = False
2477             if inv.move_ids:
2478                 res[inv.id] = True
2479         return res
2480
2481     def _get_available_filters(self, cr, uid, context=None):
2482         """
2483            This function will return the list of filter allowed according to the options checked
2484            in 'Settings\Warehouse'.
2485
2486            :rtype: list of tuple
2487         """
2488         #default available choices
2489         res_filter = [('none', _('All products')), ('product', _('One product only'))]
2490         settings_obj = self.pool.get('stock.config.settings')
2491         config_ids = settings_obj.search(cr, uid, [], limit=1, order='id DESC', context=context)
2492         #If we don't have updated config until now, all fields are by default false and so should be not dipslayed
2493         if not config_ids:
2494             return res_filter
2495
2496         stock_settings = settings_obj.browse(cr, uid, config_ids[0], context=context)
2497         if stock_settings.group_stock_tracking_owner:
2498             res_filter.append(('owner', _('One owner only')))
2499             res_filter.append(('product_owner', _('One product for a specific owner')))
2500         if stock_settings.group_stock_tracking_lot:
2501             res_filter.append(('lot', _('One Lot/Serial Number')))
2502         if stock_settings.group_stock_packaging:
2503             res_filter.append(('pack', _('A Pack')))
2504         return res_filter
2505
2506     def _get_total_qty(self, cr, uid, ids, field_name, args, context=None):
2507         res = {}
2508         for inv in self.browse(cr, uid, ids, context=context):
2509             res[inv.id] = sum([x.product_qty for x in inv.line_ids])
2510         return res
2511
2512     INVENTORY_STATE_SELECTION = [
2513         ('draft', 'Draft'),
2514         ('cancel', 'Cancelled'),
2515         ('confirm', 'In Progress'),
2516         ('done', 'Validated'),
2517     ]
2518
2519     _columns = {
2520         'name': fields.char('Inventory Reference', required=True, readonly=True, states={'draft': [('readonly', False)]}, help="Inventory Name."),
2521         '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."),
2522         'line_ids': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=False, states={'done': [('readonly', True)]}, help="Inventory Lines.", copy=True),
2523         'move_ids': fields.one2many('stock.move', 'inventory_id', 'Created Moves', help="Inventory Moves.", states={'done': [('readonly', True)]}),
2524         'state': fields.selection(INVENTORY_STATE_SELECTION, 'Status', readonly=True, select=True, copy=False),
2525         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft': [('readonly', False)]}),
2526         'location_id': fields.many2one('stock.location', 'Inventoried Location', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2527         '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."),
2528         '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."),
2529         '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."),
2530         '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),
2531         'move_ids_exist': fields.function(_get_move_ids_exist, type='boolean', string=' Stock Move Exists?', help='technical field for attrs in view'),
2532         'filter': fields.selection(_get_available_filters, 'Selection Filter', required=True),
2533         'total_qty': fields.function(_get_total_qty, type="float"),
2534     }
2535
2536     def _default_stock_location(self, cr, uid, context=None):
2537         try:
2538             warehouse = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'warehouse0')
2539             return warehouse.lot_stock_id.id
2540         except:
2541             return False
2542
2543     _defaults = {
2544         'date': fields.datetime.now,
2545         'state': 'draft',
2546         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2547         'location_id': _default_stock_location,
2548         'filter': 'none',
2549     }
2550
2551     def reset_real_qty(self, cr, uid, ids, context=None):
2552         inventory = self.browse(cr, uid, ids[0], context=context)
2553         line_ids = [line.id for line in inventory.line_ids]
2554         self.pool.get('stock.inventory.line').write(cr, uid, line_ids, {'product_qty': 0})
2555         return True
2556
2557     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2558         """ Creates a stock move from an inventory line
2559         @param inventory_line:
2560         @param move_vals:
2561         @return:
2562         """
2563         return self.pool.get('stock.move').create(cr, uid, move_vals)
2564
2565     def action_done(self, cr, uid, ids, context=None):
2566         """ Finish the inventory
2567         @return: True
2568         """
2569         for inv in self.browse(cr, uid, ids, context=context):
2570             for inventory_line in inv.line_ids:
2571                 if inventory_line.product_qty < 0 and inventory_line.product_qty != inventory_line.theoretical_qty:
2572                     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)))
2573             self.action_check(cr, uid, [inv.id], context=context)
2574             inv.refresh()
2575             self.write(cr, uid, [inv.id], {'state': 'done'}, context=context)
2576             self.post_inventory(cr, uid, inv, context=context)
2577         return True
2578
2579     def post_inventory(self, cr, uid, inv, context=None):
2580         #The inventory is posted as a single step which means quants cannot be moved from an internal location to another using an inventory
2581         #as they will be moved to inventory loss, and other quants will be created to the encoded quant location. This is a normal behavior
2582         #as quants cannot be reuse from inventory location (users can still manually move the products before/after the inventory if they want).
2583         move_obj = self.pool.get('stock.move')
2584         move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2585
2586     def _create_stock_move(self, cr, uid, inventory, todo_line, context=None):
2587         stock_move_obj = self.pool.get('stock.move')
2588         product_obj = self.pool.get('product.product')
2589         inventory_location_id = product_obj.browse(cr, uid, todo_line['product_id'], context=context).property_stock_inventory.id
2590         vals = {
2591             'name': _('INV:') + (inventory.name or ''),
2592             'product_id': todo_line['product_id'],
2593             'product_uom': todo_line['product_uom_id'],
2594             'date': inventory.date,
2595             'company_id': inventory.company_id.id,
2596             'inventory_id': inventory.id,
2597             'state': 'assigned',
2598             'restrict_lot_id': todo_line.get('prod_lot_id'),
2599             'restrict_partner_id': todo_line.get('partner_id'),
2600          }
2601
2602         if todo_line['product_qty'] < 0:
2603             #found more than expected
2604             vals['location_id'] = inventory_location_id
2605             vals['location_dest_id'] = todo_line['location_id']
2606             vals['product_uom_qty'] = -todo_line['product_qty']
2607         else:
2608             #found less than expected
2609             vals['location_id'] = todo_line['location_id']
2610             vals['location_dest_id'] = inventory_location_id
2611             vals['product_uom_qty'] = todo_line['product_qty']
2612         return stock_move_obj.create(cr, uid, vals, context=context)
2613
2614     def action_check(self, cr, uid, ids, context=None):
2615         """ Checks the inventory and computes the stock move to do
2616         @return: True
2617         """
2618         inventory_line_obj = self.pool.get('stock.inventory.line')
2619         stock_move_obj = self.pool.get('stock.move')
2620         for inventory in self.browse(cr, uid, ids, context=context):
2621             #first remove the existing stock moves linked to this inventory
2622             move_ids = [move.id for move in inventory.move_ids]
2623             stock_move_obj.unlink(cr, uid, move_ids, context=context)
2624             for line in inventory.line_ids:
2625                 #compare the checked quantities on inventory lines to the theorical one
2626                 inventory_line_obj._resolve_inventory_line(cr, uid, line, context=context)
2627
2628     def action_cancel_draft(self, cr, uid, ids, context=None):
2629         """ Cancels the stock move and change inventory state to draft.
2630         @return: True
2631         """
2632         for inv in self.browse(cr, uid, ids, context=context):
2633             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2634             self.write(cr, uid, [inv.id], {'state': 'draft'}, context=context)
2635         return True
2636
2637     def action_cancel_inventory(self, cr, uid, ids, context=None):
2638         self.action_cancel_draft(cr, uid, ids, context=context)
2639
2640     def prepare_inventory(self, cr, uid, ids, context=None):
2641         inventory_line_obj = self.pool.get('stock.inventory.line')
2642         for inventory in self.browse(cr, uid, ids, context=context):
2643             # If there are inventory lines already (e.g. from import), respect those and set their theoretical qty
2644             line_ids = [line.id for line in inventory.line_ids]
2645             if not line_ids:
2646                 #compute the inventory lines and create them
2647                 vals = self._get_inventory_lines(cr, uid, inventory, context=context)
2648                 for product_line in vals:
2649                     inventory_line_obj.create(cr, uid, product_line, context=context)
2650             else:
2651                 # On import calculate theoretical quantity
2652                 quant_obj = self.pool.get("stock.quant")
2653                 for line in inventory.line_ids:
2654                     dom = [('company_id', '=', line.company_id.id), ('location_id', 'child_of', line.location_id.id), ('lot_id', '=', line.prod_lot_id.id),
2655                         ('product_id','=', line.product_id.id), ('owner_id', '=', line.partner_id.id)]
2656                     if line.package_id:
2657                         dom += [('package_id', '=', line.package_id.id)]
2658                     quants = quant_obj.search(cr, uid, dom, context=context)
2659                     tot_qty = 0
2660                     for quant in quant_obj.browse(cr, uid, quants, context=context):
2661                         tot_qty += quant.qty
2662                     inventory_line_obj.write(cr, uid, [line.id], {'theoretical_qty': tot_qty}, context=context)
2663
2664         return self.write(cr, uid, ids, {'state': 'confirm', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)})
2665
2666     def _get_inventory_lines(self, cr, uid, inventory, context=None):
2667         location_obj = self.pool.get('stock.location')
2668         product_obj = self.pool.get('product.product')
2669         location_ids = location_obj.search(cr, uid, [('id', 'child_of', [inventory.location_id.id])], context=context)
2670         domain = ' location_id in %s'
2671         args = (tuple(location_ids),)
2672         if inventory.partner_id:
2673             domain += ' and owner_id = %s'
2674             args += (inventory.partner_id.id,)
2675         if inventory.lot_id:
2676             domain += ' and lot_id = %s'
2677             args += (inventory.lot_id.id,)
2678         if inventory.product_id:
2679             domain += ' and product_id = %s'
2680             args += (inventory.product_id.id,)
2681         if inventory.package_id:
2682             domain += ' and package_id = %s'
2683             args += (inventory.package_id.id,)
2684
2685         cr.execute('''
2686            SELECT product_id, sum(qty) as product_qty, location_id, lot_id as prod_lot_id, package_id, owner_id as partner_id
2687            FROM stock_quant WHERE''' + domain + '''
2688            GROUP BY product_id, location_id, lot_id, package_id, partner_id
2689         ''', args)
2690         vals = []
2691         for product_line in cr.dictfetchall():
2692             #replace the None the dictionary by False, because falsy values are tested later on
2693             for key, value in product_line.items():
2694                 if not value:
2695                     product_line[key] = False
2696             product_line['inventory_id'] = inventory.id
2697             product_line['theoretical_qty'] = product_line['product_qty']
2698             if product_line['product_id']:
2699                 product = product_obj.browse(cr, uid, product_line['product_id'], context=context)
2700                 product_line['product_uom_id'] = product.uom_id.id
2701             vals.append(product_line)
2702         return vals
2703
2704
2705 class stock_inventory_line(osv.osv):
2706     _name = "stock.inventory.line"
2707     _description = "Inventory Line"
2708     _order = "inventory_id, location_name, product_code, product_name, prodlot_name"
2709
2710     def _get_product_name_change(self, cr, uid, ids, context=None):
2711         return self.pool.get('stock.inventory.line').search(cr, uid, [('product_id', 'in', ids)], context=context)
2712
2713     def _get_location_change(self, cr, uid, ids, context=None):
2714         return self.pool.get('stock.inventory.line').search(cr, uid, [('location_id', 'in', ids)], context=context)
2715
2716     def _get_prodlot_change(self, cr, uid, ids, context=None):
2717         return self.pool.get('stock.inventory.line').search(cr, uid, [('prod_lot_id', 'in', ids)], context=context)
2718
2719     _columns = {
2720         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2721         'location_id': fields.many2one('stock.location', 'Location', required=True, select=True),
2722         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2723         'package_id': fields.many2one('stock.quant.package', 'Pack', select=True),
2724         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2725         'product_qty': fields.float('Checked Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2726         'company_id': fields.related('inventory_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, select=True, readonly=True),
2727         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2728         'state': fields.related('inventory_id', 'state', type='char', string='Status', readonly=True),
2729         'theoretical_qty': fields.float('Theoretical Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), readonly=True),
2730         'partner_id': fields.many2one('res.partner', 'Owner'),
2731         'product_name': fields.related('product_id', 'name', type='char', string='Product Name', store={
2732                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2733                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2734         'product_code': fields.related('product_id', 'default_code', type='char', string='Product Code', store={
2735                                                                                             'product.product': (_get_product_name_change, ['name', 'default_code'], 20),
2736                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['product_id'], 20),}),
2737         'location_name': fields.related('location_id', 'complete_name', type='char', string='Location Name', store={
2738                                                                                             'stock.location': (_get_location_change, ['name', 'location_id', 'active'], 20),
2739                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['location_id'], 20),}),
2740         'prodlot_name': fields.related('prod_lot_id', 'name', type='char', string='Serial Number Name', store={
2741                                                                                             'stock.production.lot': (_get_prodlot_change, ['name'], 20),
2742                                                                                             'stock.inventory.line': (lambda self, cr, uid, ids, c={}: ids, ['prod_lot_id'], 20),}),
2743     }
2744
2745     _defaults = {
2746         'product_qty': 1,
2747     }
2748
2749     def _resolve_inventory_line(self, cr, uid, inventory_line, context=None):
2750         stock_move_obj = self.pool.get('stock.move')
2751         diff = inventory_line.theoretical_qty - inventory_line.product_qty
2752         if not diff:
2753             return
2754         #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
2755         vals = {
2756             'name': _('INV:') + (inventory_line.inventory_id.name or ''),
2757             'product_id': inventory_line.product_id.id,
2758             'product_uom': inventory_line.product_uom_id.id,
2759             'date': inventory_line.inventory_id.date,
2760             'company_id': inventory_line.inventory_id.company_id.id,
2761             'inventory_id': inventory_line.inventory_id.id,
2762             'state': 'confirmed',
2763             'restrict_lot_id': inventory_line.prod_lot_id.id,
2764             'restrict_partner_id': inventory_line.partner_id.id,
2765          }
2766         inventory_location_id = inventory_line.product_id.property_stock_inventory.id
2767         if diff < 0:
2768             #found more than expected
2769             vals['location_id'] = inventory_location_id
2770             vals['location_dest_id'] = inventory_line.location_id.id
2771             vals['product_uom_qty'] = -diff
2772         else:
2773             #found less than expected
2774             vals['location_id'] = inventory_line.location_id.id
2775             vals['location_dest_id'] = inventory_location_id
2776             vals['product_uom_qty'] = diff
2777         return stock_move_obj.create(cr, uid, vals, context=context)
2778
2779     def restrict_change(self, cr, uid, ids, theoretical_qty, context=None):
2780         if ids and theoretical_qty:
2781             #if the user try to modify a line prepared by openerp, reject the change and display an error message explaining how he should do
2782             old_value = self.browse(cr, uid, ids[0], context=context)
2783             return {
2784                 'value': {
2785                     'product_id': old_value.product_id.id,
2786                     'product_uom_id': old_value.product_uom_id.id,
2787                     'location_id': old_value.location_id.id,
2788                     'prod_lot_id': old_value.prod_lot_id.id,
2789                     'package_id': old_value.package_id.id,
2790                     'partner_id': old_value.partner_id.id,
2791                     },
2792                 'warning': {
2793                     'title': _('Error'),
2794                     '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.')
2795                 }
2796             }
2797         return {}
2798
2799     def on_change_product_id(self, cr, uid, ids, product, uom, theoretical_qty, context=None):
2800         """ Changes UoM
2801         @param location_id: Location id
2802         @param product: Changed product_id
2803         @param uom: UoM product
2804         @return:  Dictionary of changed values
2805         """
2806         if ids and theoretical_qty:
2807             return self.restrict_change(cr, uid, ids, theoretical_qty, context=context)
2808         if not product:
2809             return {'value': {'product_uom_id': False}}
2810         obj_product = self.pool.get('product.product').browse(cr, uid, product, context=context)
2811         return {'value': {'product_uom_id': uom or obj_product.uom_id.id}}
2812
2813
2814 #----------------------------------------------------------
2815 # Stock Warehouse
2816 #----------------------------------------------------------
2817 class stock_warehouse(osv.osv):
2818     _name = "stock.warehouse"
2819     _description = "Warehouse"
2820
2821     _columns = {
2822         'name': fields.char('Warehouse Name', required=True, select=True),
2823         'company_id': fields.many2one('res.company', 'Company', required=True, readonly=True, select=True),
2824         'partner_id': fields.many2one('res.partner', 'Address'),
2825         'view_location_id': fields.many2one('stock.location', 'View Location', required=True, domain=[('usage', '=', 'view')]),
2826         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', domain=[('usage', '=', 'internal')], required=True),
2827         'code': fields.char('Short Name', size=5, required=True, help="Short name used to identify your warehouse"),
2828         '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'),
2829         'reception_steps': fields.selection([
2830             ('one_step', 'Receive goods directly in stock (1 step)'),
2831             ('two_steps', 'Unload in input location then go to stock (2 steps)'),
2832             ('three_steps', 'Unload in input location, go through a quality control before being admitted in stock (3 steps)')], 'Incoming Shipments',
2833                                             help="Default incoming route to follow", required=True),
2834         'delivery_steps': fields.selection([
2835             ('ship_only', 'Ship directly from stock (Ship only)'),
2836             ('pick_ship', 'Bring goods to output location before shipping (Pick + Ship)'),
2837             ('pick_pack_ship', 'Make packages into a dedicated location, then bring them to the output location for shipping (Pick + Pack + Ship)')], 'Outgoing Shippings',
2838                                            help="Default outgoing route to follow", required=True),
2839         'wh_input_stock_loc_id': fields.many2one('stock.location', 'Input Location'),
2840         'wh_qc_stock_loc_id': fields.many2one('stock.location', 'Quality Control Location'),
2841         'wh_output_stock_loc_id': fields.many2one('stock.location', 'Output Location'),
2842         'wh_pack_stock_loc_id': fields.many2one('stock.location', 'Packing Location'),
2843         'mto_pull_id': fields.many2one('procurement.rule', 'MTO rule'),
2844         'pick_type_id': fields.many2one('stock.picking.type', 'Pick Type'),
2845         'pack_type_id': fields.many2one('stock.picking.type', 'Pack Type'),
2846         'out_type_id': fields.many2one('stock.picking.type', 'Out Type'),
2847         'in_type_id': fields.many2one('stock.picking.type', 'In Type'),
2848         'int_type_id': fields.many2one('stock.picking.type', 'Internal Type'),
2849         'crossdock_route_id': fields.many2one('stock.location.route', 'Crossdock Route'),
2850         'reception_route_id': fields.many2one('stock.location.route', 'Receipt Route'),
2851         'delivery_route_id': fields.many2one('stock.location.route', 'Delivery Route'),
2852         'resupply_from_wh': fields.boolean('Resupply From Other Warehouses'),
2853         'resupply_wh_ids': fields.many2many('stock.warehouse', 'stock_wh_resupply_table', 'supplied_wh_id', 'supplier_wh_id', 'Resupply Warehouses'),
2854         'resupply_route_ids': fields.one2many('stock.location.route', 'supplied_wh_id', 'Resupply Routes',
2855                                               help="Routes will be created for these resupply warehouses and you can select them on products and product categories"),
2856         'default_resupply_wh_id': fields.many2one('stock.warehouse', 'Default Resupply Warehouse', help="Goods will always be resupplied from this warehouse"),
2857     }
2858
2859     def onchange_filter_default_resupply_wh_id(self, cr, uid, ids, default_resupply_wh_id, resupply_wh_ids, context=None):
2860         resupply_wh_ids = set([x['id'] for x in (self.resolve_2many_commands(cr, uid, 'resupply_wh_ids', resupply_wh_ids, ['id']))])
2861         if default_resupply_wh_id: #If we are removing the default resupply, we don't have default_resupply_wh_id
2862             resupply_wh_ids.add(default_resupply_wh_id)
2863         resupply_wh_ids = list(resupply_wh_ids)
2864         return {'value': {'resupply_wh_ids': resupply_wh_ids}}
2865
2866     def _get_external_transit_location(self, cr, uid, warehouse, context=None):
2867         ''' returns browse record of inter company transit location, if found'''
2868         data_obj = self.pool.get('ir.model.data')
2869         location_obj = self.pool.get('stock.location')
2870         try:
2871             inter_wh_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_inter_wh')[1]
2872         except:
2873             return False
2874         return location_obj.browse(cr, uid, inter_wh_loc, context=context)
2875
2876     def _get_inter_wh_route(self, cr, uid, warehouse, wh, context=None):
2877         return {
2878             'name': _('%s: Supply Product from %s') % (warehouse.name, wh.name),
2879             'warehouse_selectable': False,
2880             'product_selectable': True,
2881             'product_categ_selectable': True,
2882             'supplied_wh_id': warehouse.id,
2883             'supplier_wh_id': wh.id,
2884         }
2885
2886     def _create_resupply_routes(self, cr, uid, warehouse, supplier_warehouses, default_resupply_wh, context=None):
2887         route_obj = self.pool.get('stock.location.route')
2888         pull_obj = self.pool.get('procurement.rule')
2889         #create route selectable on the product to resupply the warehouse from another one
2890         external_transit_location = self._get_external_transit_location(cr, uid, warehouse, context=context)
2891         internal_transit_location = warehouse.company_id.internal_transit_location_id
2892         input_loc = warehouse.wh_input_stock_loc_id
2893         if warehouse.reception_steps == 'one_step':
2894             input_loc = warehouse.lot_stock_id
2895         for wh in supplier_warehouses:
2896             transit_location = wh.company_id.id == warehouse.company_id.id and internal_transit_location or external_transit_location
2897             if transit_location:
2898                 output_loc = wh.wh_output_stock_loc_id
2899                 if wh.delivery_steps == 'ship_only':
2900                     output_loc = wh.lot_stock_id
2901                     # Create extra MTO rule (only for 'ship only' because in the other cases MTO rules already exists)
2902                     mto_pull_vals = self._get_mto_pull_rule(cr, uid, wh, [(output_loc, transit_location, wh.out_type_id.id)], context=context)[0]
2903                     pull_obj.create(cr, uid, mto_pull_vals, context=context)
2904                 inter_wh_route_vals = self._get_inter_wh_route(cr, uid, warehouse, wh, context=context)
2905                 inter_wh_route_id = route_obj.create(cr, uid, vals=inter_wh_route_vals, context=context)
2906                 values = [(output_loc, transit_location, wh.out_type_id.id, wh), (transit_location, input_loc, warehouse.in_type_id.id, warehouse)]
2907                 pull_rules_list = self._get_supply_pull_rules(cr, uid, warehouse, values, inter_wh_route_id, context=context)
2908                 for pull_rule in pull_rules_list:
2909                     pull_obj.create(cr, uid, vals=pull_rule, context=context)
2910                 #if the warehouse is also set as default resupply method, assign this route automatically to the warehouse
2911                 if default_resupply_wh and default_resupply_wh.id == wh.id:
2912                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]}, context=context)
2913
2914     _defaults = {
2915         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2916         'reception_steps': 'one_step',
2917         'delivery_steps': 'ship_only',
2918     }
2919     _sql_constraints = [
2920         ('warehouse_name_uniq', 'unique(name, company_id)', 'The name of the warehouse must be unique per company!'),
2921         ('warehouse_code_uniq', 'unique(code, company_id)', 'The code of the warehouse must be unique per company!'),
2922     ]
2923
2924     def _get_partner_locations(self, cr, uid, ids, context=None):
2925         ''' returns a tuple made of the browse record of customer location and the browse record of supplier location'''
2926         data_obj = self.pool.get('ir.model.data')
2927         location_obj = self.pool.get('stock.location')
2928         try:
2929             customer_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_customers')[1]
2930             supplier_loc = data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_suppliers')[1]
2931         except:
2932             customer_loc = location_obj.search(cr, uid, [('usage', '=', 'customer')], context=context)
2933             customer_loc = customer_loc and customer_loc[0] or False
2934             supplier_loc = location_obj.search(cr, uid, [('usage', '=', 'supplier')], context=context)
2935             supplier_loc = supplier_loc and supplier_loc[0] or False
2936         if not (customer_loc and supplier_loc):
2937             raise osv.except_osv(_('Error!'), _('Can\'t find any customer or supplier location.'))
2938         return location_obj.browse(cr, uid, [customer_loc, supplier_loc], context=context)
2939
2940     def switch_location(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
2941         location_obj = self.pool.get('stock.location')
2942
2943         new_reception_step = new_reception_step or warehouse.reception_steps
2944         new_delivery_step = new_delivery_step or warehouse.delivery_steps
2945         if warehouse.reception_steps != new_reception_step:
2946             location_obj.write(cr, uid, [warehouse.wh_input_stock_loc_id.id, warehouse.wh_qc_stock_loc_id.id], {'active': False}, context=context)
2947             if new_reception_step != 'one_step':
2948                 location_obj.write(cr, uid, warehouse.wh_input_stock_loc_id.id, {'active': True}, context=context)
2949             if new_reception_step == 'three_steps':
2950                 location_obj.write(cr, uid, warehouse.wh_qc_stock_loc_id.id, {'active': True}, context=context)
2951
2952         if warehouse.delivery_steps != new_delivery_step:
2953             location_obj.write(cr, uid, [warehouse.wh_output_stock_loc_id.id, warehouse.wh_pack_stock_loc_id.id], {'active': False}, context=context)
2954             if new_delivery_step != 'ship_only':
2955                 location_obj.write(cr, uid, warehouse.wh_output_stock_loc_id.id, {'active': True}, context=context)
2956             if new_delivery_step == 'pick_pack_ship':
2957                 location_obj.write(cr, uid, warehouse.wh_pack_stock_loc_id.id, {'active': True}, context=context)
2958         return True
2959
2960     def _get_reception_delivery_route(self, cr, uid, warehouse, route_name, context=None):
2961         return {
2962             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
2963             'product_categ_selectable': True,
2964             'product_selectable': False,
2965             'sequence': 10,
2966         }
2967
2968     def _get_supply_pull_rules(self, cr, uid, supplied_warehouse, values, new_route_id, context=None):
2969         pull_rules_list = []
2970         for from_loc, dest_loc, pick_type_id, warehouse in values:
2971             pull_rules_list.append({
2972                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
2973                 'location_src_id': from_loc.id,
2974                 'location_id': dest_loc.id,
2975                 'route_id': new_route_id,
2976                 'action': 'move',
2977                 'picking_type_id': pick_type_id,
2978                 '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
2979                 'warehouse_id': supplied_warehouse.id,
2980                 'propagate_warehouse_id': warehouse.id,
2981             })
2982         return pull_rules_list
2983
2984     def _get_push_pull_rules(self, cr, uid, warehouse, active, values, new_route_id, context=None):
2985         first_rule = True
2986         push_rules_list = []
2987         pull_rules_list = []
2988         for from_loc, dest_loc, pick_type_id in values:
2989             push_rules_list.append({
2990                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
2991                 'location_from_id': from_loc.id,
2992                 'location_dest_id': dest_loc.id,
2993                 'route_id': new_route_id,
2994                 'auto': 'manual',
2995                 'picking_type_id': pick_type_id,
2996                 'active': active,
2997                 'warehouse_id': warehouse.id,
2998             })
2999             pull_rules_list.append({
3000                 'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context),
3001                 'location_src_id': from_loc.id,
3002                 'location_id': dest_loc.id,
3003                 'route_id': new_route_id,
3004                 'action': 'move',
3005                 'picking_type_id': pick_type_id,
3006                 'procure_method': first_rule is True and 'make_to_stock' or 'make_to_order',
3007                 'active': active,
3008                 'warehouse_id': warehouse.id,
3009             })
3010             first_rule = False
3011         return push_rules_list, pull_rules_list
3012
3013     def _get_mto_route(self, cr, uid, context=None):
3014         route_obj = self.pool.get('stock.location.route')
3015         data_obj = self.pool.get('ir.model.data')
3016         try:
3017             mto_route_id = data_obj.get_object_reference(cr, uid, 'stock', 'route_warehouse0_mto')[1]
3018         except:
3019             mto_route_id = route_obj.search(cr, uid, [('name', 'like', _('Make To Order'))], context=context)
3020             mto_route_id = mto_route_id and mto_route_id[0] or False
3021         if not mto_route_id:
3022             raise osv.except_osv(_('Error!'), _('Can\'t find any generic Make To Order route.'))
3023         return mto_route_id
3024
3025     def _check_remove_mto_resupply_rules(self, cr, uid, warehouse, context=None):
3026         """ Checks that the moves from the different """
3027         pull_obj = self.pool.get('procurement.rule')
3028         mto_route_id = self._get_mto_route(cr, uid, context=context)
3029         rules = pull_obj.search(cr, uid, ['&', ('location_src_id', '=', warehouse.lot_stock_id.id), ('location_id.usage', '=', 'transit')], context=context)
3030         pull_obj.unlink(cr, uid, rules, context=context)
3031
3032     def _get_mto_pull_rule(self, cr, uid, warehouse, values, context=None):
3033         mto_route_id = self._get_mto_route(cr, uid, context=context)
3034         res = []
3035         for value in values:
3036             from_loc, dest_loc, pick_type_id = value
3037             res += [{
3038             'name': self._format_rulename(cr, uid, warehouse, from_loc, dest_loc, context=context) + _(' MTO'),
3039             'location_src_id': from_loc.id,
3040             'location_id': dest_loc.id,
3041             'route_id': mto_route_id,
3042             'action': 'move',
3043             'picking_type_id': pick_type_id,
3044             'procure_method': 'make_to_order',
3045             'active': True,
3046             'warehouse_id': warehouse.id,
3047             }]
3048         return res
3049
3050     def _get_crossdock_route(self, cr, uid, warehouse, route_name, context=None):
3051         return {
3052             'name': self._format_routename(cr, uid, warehouse, route_name, context=context),
3053             'warehouse_selectable': False,
3054             'product_selectable': True,
3055             'product_categ_selectable': True,
3056             'active': warehouse.delivery_steps != 'ship_only' and warehouse.reception_steps != 'one_step',
3057             'sequence': 20,
3058         }
3059
3060     def create_routes(self, cr, uid, ids, warehouse, context=None):
3061         wh_route_ids = []
3062         route_obj = self.pool.get('stock.location.route')
3063         pull_obj = self.pool.get('procurement.rule')
3064         push_obj = self.pool.get('stock.location.path')
3065         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3066         #create reception route and rules
3067         route_name, values = routes_dict[warehouse.reception_steps]
3068         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3069         reception_route_id = route_obj.create(cr, uid, route_vals, context=context)
3070         wh_route_ids.append((4, reception_route_id))
3071         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, reception_route_id, context=context)
3072         #create the push/pull rules
3073         for push_rule in push_rules_list:
3074             push_obj.create(cr, uid, vals=push_rule, context=context)
3075         for pull_rule in pull_rules_list:
3076             #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
3077             pull_rule['procure_method'] = 'make_to_order'
3078             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3079
3080         #create MTS route and pull rules for delivery and a specific route MTO to be set on the product
3081         route_name, values = routes_dict[warehouse.delivery_steps]
3082         route_vals = self._get_reception_delivery_route(cr, uid, warehouse, route_name, context=context)
3083         #create the route and its pull rules
3084         delivery_route_id = route_obj.create(cr, uid, route_vals, context=context)
3085         wh_route_ids.append((4, delivery_route_id))
3086         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, delivery_route_id, context=context)
3087         for pull_rule in pull_rules_list:
3088             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3089         #create MTO pull rule and link it to the generic MTO route
3090         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3091         mto_pull_id = pull_obj.create(cr, uid, mto_pull_vals, context=context)
3092
3093         #create a route for cross dock operations, that can be set on products and product categories
3094         route_name, values = routes_dict['crossdock']
3095         crossdock_route_vals = self._get_crossdock_route(cr, uid, warehouse, route_name, context=context)
3096         crossdock_route_id = route_obj.create(cr, uid, vals=crossdock_route_vals, context=context)
3097         wh_route_ids.append((4, crossdock_route_id))
3098         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)
3099         for pull_rule in pull_rules_list:
3100             # Fixed cross-dock is logically mto
3101             pull_rule['procure_method'] = 'make_to_order'
3102             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3103
3104         #create route selectable on the product to resupply the warehouse from another one
3105         self._create_resupply_routes(cr, uid, warehouse, warehouse.resupply_wh_ids, warehouse.default_resupply_wh_id, context=context)
3106
3107         #return routes and mto pull rule to store on the warehouse
3108         return {
3109             'route_ids': wh_route_ids,
3110             'mto_pull_id': mto_pull_id,
3111             'reception_route_id': reception_route_id,
3112             'delivery_route_id': delivery_route_id,
3113             'crossdock_route_id': crossdock_route_id,
3114         }
3115
3116     def change_route(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
3117         picking_type_obj = self.pool.get('stock.picking.type')
3118         pull_obj = self.pool.get('procurement.rule')
3119         push_obj = self.pool.get('stock.location.path')
3120         route_obj = self.pool.get('stock.location.route')
3121         new_reception_step = new_reception_step or warehouse.reception_steps
3122         new_delivery_step = new_delivery_step or warehouse.delivery_steps
3123
3124         #change the default source and destination location and (de)activate picking types
3125         input_loc = warehouse.wh_input_stock_loc_id
3126         if new_reception_step == 'one_step':
3127             input_loc = warehouse.lot_stock_id
3128         output_loc = warehouse.wh_output_stock_loc_id
3129         if new_delivery_step == 'ship_only':
3130             output_loc = warehouse.lot_stock_id
3131         picking_type_obj.write(cr, uid, warehouse.in_type_id.id, {'default_location_dest_id': input_loc.id}, context=context)
3132         picking_type_obj.write(cr, uid, warehouse.out_type_id.id, {'default_location_src_id': output_loc.id}, context=context)
3133         picking_type_obj.write(cr, uid, warehouse.pick_type_id.id, {'active': new_delivery_step != 'ship_only'}, context=context)
3134         picking_type_obj.write(cr, uid, warehouse.pack_type_id.id, {'active': new_delivery_step == 'pick_pack_ship'}, context=context)
3135
3136         routes_dict = self.get_routes_dict(cr, uid, ids, warehouse, context=context)
3137         #update delivery route and rules: unlink the existing rules of the warehouse delivery route and recreate it
3138         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.delivery_route_id.pull_ids], context=context)
3139         route_name, values = routes_dict[new_delivery_step]
3140         route_obj.write(cr, uid, warehouse.delivery_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3141         dummy, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.delivery_route_id.id, context=context)
3142         #create the pull rules
3143         for pull_rule in pull_rules_list:
3144             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3145
3146         #update receipt route and rules: unlink the existing rules of the warehouse receipt route and recreate it
3147         pull_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.pull_ids], context=context)
3148         push_obj.unlink(cr, uid, [pu.id for pu in warehouse.reception_route_id.push_ids], context=context)
3149         route_name, values = routes_dict[new_reception_step]
3150         route_obj.write(cr, uid, warehouse.reception_route_id.id, {'name': self._format_routename(cr, uid, warehouse, route_name, context=context)}, context=context)
3151         push_rules_list, pull_rules_list = self._get_push_pull_rules(cr, uid, warehouse, True, values, warehouse.reception_route_id.id, context=context)
3152         #create the push/pull rules
3153         for push_rule in push_rules_list:
3154             push_obj.create(cr, uid, vals=push_rule, context=context)
3155         for pull_rule in pull_rules_list:
3156             #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
3157             pull_rule['procure_method'] = 'make_to_order'
3158             pull_obj.create(cr, uid, vals=pull_rule, context=context)
3159
3160         route_obj.write(cr, uid, warehouse.crossdock_route_id.id, {'active': new_reception_step != 'one_step' and new_delivery_step != 'ship_only'}, context=context)
3161
3162         #change MTO rule
3163         dummy, values = routes_dict[new_delivery_step]
3164         mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, values, context=context)[0]
3165         pull_obj.write(cr, uid, warehouse.mto_pull_id.id, mto_pull_vals, context=context)
3166         return True
3167
3168     def create_sequences_and_picking_types(self, cr, uid, warehouse, context=None):
3169         seq_obj = self.pool.get('ir.sequence')
3170         picking_type_obj = self.pool.get('stock.picking.type')
3171         #create new sequences
3172         in_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence in'), 'prefix': warehouse.code + '/IN/', 'padding': 5}, context=context)
3173         out_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence out'), 'prefix': warehouse.code + '/OUT/', 'padding': 5}, context=context)
3174         pack_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence packing'), 'prefix': warehouse.code + '/PACK/', 'padding': 5}, context=context)
3175         pick_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence picking'), 'prefix': warehouse.code + '/PICK/', 'padding': 5}, context=context)
3176         int_seq_id = seq_obj.create(cr, SUPERUSER_ID, values={'name': warehouse.name + _(' Sequence internal'), 'prefix': warehouse.code + '/INT/', 'padding': 5}, context=context)
3177
3178         wh_stock_loc = warehouse.lot_stock_id
3179         wh_input_stock_loc = warehouse.wh_input_stock_loc_id
3180         wh_output_stock_loc = warehouse.wh_output_stock_loc_id
3181         wh_pack_stock_loc = warehouse.wh_pack_stock_loc_id
3182
3183         #fetch customer and supplier locations, for references
3184         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, warehouse.id, context=context)
3185
3186         #create in, out, internal picking types for warehouse
3187         input_loc = wh_input_stock_loc
3188         if warehouse.reception_steps == 'one_step':
3189             input_loc = wh_stock_loc
3190         output_loc = wh_output_stock_loc
3191         if warehouse.delivery_steps == 'ship_only':
3192             output_loc = wh_stock_loc
3193
3194         #choose the next available color for the picking types of this warehouse
3195         color = 0
3196         available_colors = [c%9 for c in range(3, 12)]  # put flashy colors first
3197         all_used_colors = self.pool.get('stock.picking.type').search_read(cr, uid, [('warehouse_id', '!=', False), ('color', '!=', False)], ['color'], order='color')
3198         #don't use sets to preserve the list order
3199         for x in all_used_colors:
3200             if x['color'] in available_colors:
3201                 available_colors.remove(x['color'])
3202         if available_colors:
3203             color = available_colors[0]
3204
3205         #order the picking types with a sequence allowing to have the following suit for each warehouse: reception, internal, pick, pack, ship.
3206         max_sequence = self.pool.get('stock.picking.type').search_read(cr, uid, [], ['sequence'], order='sequence desc')
3207         max_sequence = max_sequence and max_sequence[0]['sequence'] or 0
3208
3209         in_type_id = picking_type_obj.create(cr, uid, vals={
3210             'name': _('Receipts'),
3211             'warehouse_id': warehouse.id,
3212             'code': 'incoming',
3213             'sequence_id': in_seq_id,
3214             'default_location_src_id': supplier_loc.id,
3215             'default_location_dest_id': input_loc.id,
3216             'sequence': max_sequence + 1,
3217             'color': color}, context=context)
3218         out_type_id = picking_type_obj.create(cr, uid, vals={
3219             'name': _('Delivery Orders'),
3220             'warehouse_id': warehouse.id,
3221             'code': 'outgoing',
3222             'sequence_id': out_seq_id,
3223             'return_picking_type_id': in_type_id,
3224             'default_location_src_id': output_loc.id,
3225             'default_location_dest_id': customer_loc.id,
3226             'sequence': max_sequence + 4,
3227             'color': color}, context=context)
3228         picking_type_obj.write(cr, uid, [in_type_id], {'return_picking_type_id': out_type_id}, context=context)
3229         int_type_id = picking_type_obj.create(cr, uid, vals={
3230             'name': _('Internal Transfers'),
3231             'warehouse_id': warehouse.id,
3232             'code': 'internal',
3233             'sequence_id': int_seq_id,
3234             'default_location_src_id': wh_stock_loc.id,
3235             'default_location_dest_id': wh_stock_loc.id,
3236             'active': True,
3237             'sequence': max_sequence + 2,
3238             'color': color}, context=context)
3239         pack_type_id = picking_type_obj.create(cr, uid, vals={
3240             'name': _('Pack'),
3241             'warehouse_id': warehouse.id,
3242             'code': 'internal',
3243             'sequence_id': pack_seq_id,
3244             'default_location_src_id': wh_pack_stock_loc.id,
3245             'default_location_dest_id': output_loc.id,
3246             'active': warehouse.delivery_steps == 'pick_pack_ship',
3247             'sequence': max_sequence + 3,
3248             'color': color}, context=context)
3249         pick_type_id = picking_type_obj.create(cr, uid, vals={
3250             'name': _('Pick'),
3251             'warehouse_id': warehouse.id,
3252             'code': 'internal',
3253             'sequence_id': pick_seq_id,
3254             'default_location_src_id': wh_stock_loc.id,
3255             'default_location_dest_id': wh_pack_stock_loc.id,
3256             'active': warehouse.delivery_steps != 'ship_only',
3257             'sequence': max_sequence + 2,
3258             'color': color}, context=context)
3259
3260         #write picking types on WH
3261         vals = {
3262             'in_type_id': in_type_id,
3263             'out_type_id': out_type_id,
3264             'pack_type_id': pack_type_id,
3265             'pick_type_id': pick_type_id,
3266             'int_type_id': int_type_id,
3267         }
3268         super(stock_warehouse, self).write(cr, uid, warehouse.id, vals=vals, context=context)
3269
3270
3271     def create(self, cr, uid, vals, context=None):
3272         if context is None:
3273             context = {}
3274         if vals is None:
3275             vals = {}
3276         data_obj = self.pool.get('ir.model.data')
3277         seq_obj = self.pool.get('ir.sequence')
3278         picking_type_obj = self.pool.get('stock.picking.type')
3279         location_obj = self.pool.get('stock.location')
3280
3281         #create view location for warehouse
3282         loc_vals = {
3283                 'name': _(vals.get('code')),
3284                 'usage': 'view',
3285                 'location_id': data_obj.get_object_reference(cr, uid, 'stock', 'stock_location_locations')[1],
3286         }
3287         if vals.get('company_id'):
3288             loc_vals['company_id'] = vals.get('company_id')
3289         wh_loc_id = location_obj.create(cr, uid, loc_vals, context=context)
3290         vals['view_location_id'] = wh_loc_id
3291         #create all location
3292         def_values = self.default_get(cr, uid, {'reception_steps', 'delivery_steps'})
3293         reception_steps = vals.get('reception_steps',  def_values['reception_steps'])
3294         delivery_steps = vals.get('delivery_steps', def_values['delivery_steps'])
3295         context_with_inactive = context.copy()
3296         context_with_inactive['active_test'] = False
3297         sub_locations = [
3298             {'name': _('Stock'), 'active': True, 'field': 'lot_stock_id'},
3299             {'name': _('Input'), 'active': reception_steps != 'one_step', 'field': 'wh_input_stock_loc_id'},
3300             {'name': _('Quality Control'), 'active': reception_steps == 'three_steps', 'field': 'wh_qc_stock_loc_id'},
3301             {'name': _('Output'), 'active': delivery_steps != 'ship_only', 'field': 'wh_output_stock_loc_id'},
3302             {'name': _('Packing Zone'), 'active': delivery_steps == 'pick_pack_ship', 'field': 'wh_pack_stock_loc_id'},
3303         ]
3304         for values in sub_locations:
3305             loc_vals = {
3306                 'name': values['name'],
3307                 'usage': 'internal',
3308                 'location_id': wh_loc_id,
3309                 'active': values['active'],
3310             }
3311             if vals.get('company_id'):
3312                 loc_vals['company_id'] = vals.get('company_id')
3313             location_id = location_obj.create(cr, uid, loc_vals, context=context_with_inactive)
3314             vals[values['field']] = location_id
3315
3316         #create WH
3317         new_id = super(stock_warehouse, self).create(cr, uid, vals=vals, context=context)
3318         warehouse = self.browse(cr, uid, new_id, context=context)
3319         self.create_sequences_and_picking_types(cr, uid, warehouse, context=context)
3320         warehouse.refresh()
3321
3322         #create routes and push/pull rules
3323         new_objects_dict = self.create_routes(cr, uid, new_id, warehouse, context=context)
3324         self.write(cr, uid, warehouse.id, new_objects_dict, context=context)
3325         return new_id
3326
3327     def _format_rulename(self, cr, uid, obj, from_loc, dest_loc, context=None):
3328         return obj.code + ': ' + from_loc.name + ' -> ' + dest_loc.name
3329
3330     def _format_routename(self, cr, uid, obj, name, context=None):
3331         return obj.name + ': ' + name
3332
3333     def get_routes_dict(self, cr, uid, ids, warehouse, context=None):
3334         #fetch customer and supplier locations, for references
3335         customer_loc, supplier_loc = self._get_partner_locations(cr, uid, ids, context=context)
3336
3337         return {
3338             'one_step': (_('Receipt in 1 step'), []),
3339             'two_steps': (_('Receipt in 2 steps'), [(warehouse.wh_input_stock_loc_id, warehouse.lot_stock_id, warehouse.int_type_id.id)]),
3340             '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)]),
3341             '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)]),
3342             'ship_only': (_('Ship Only'), [(warehouse.lot_stock_id, customer_loc, warehouse.out_type_id.id)]),
3343             '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)]),
3344             '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)]),
3345         }
3346
3347     def _handle_renaming(self, cr, uid, warehouse, name, code, context=None):
3348         location_obj = self.pool.get('stock.location')
3349         route_obj = self.pool.get('stock.location.route')
3350         pull_obj = self.pool.get('procurement.rule')
3351         push_obj = self.pool.get('stock.location.path')
3352         #rename location
3353         location_id = warehouse.lot_stock_id.location_id.id
3354         location_obj.write(cr, uid, location_id, {'name': code}, context=context)
3355         #rename route and push-pull rules
3356         for route in warehouse.route_ids:
3357             route_obj.write(cr, uid, route.id, {'name': route.name.replace(warehouse.name, name, 1)}, context=context)
3358             for pull in route.pull_ids:
3359                 pull_obj.write(cr, uid, pull.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3360             for push in route.push_ids:
3361                 push_obj.write(cr, uid, push.id, {'name': pull.name.replace(warehouse.name, name, 1)}, context=context)
3362         #change the mto pull rule name
3363         if warehouse.mto_pull_id.id:
3364             pull_obj.write(cr, uid, warehouse.mto_pull_id.id, {'name': warehouse.mto_pull_id.name.replace(warehouse.name, name, 1)}, context=context)
3365
3366     def _check_delivery_resupply(self, cr, uid, warehouse, new_location, change_to_multiple, context=None):
3367         """ Will check if the resupply routes from this warehouse follow the changes of number of delivery steps """
3368         #Check routes that are being delivered by this warehouse and change the rule going to transit location
3369         route_obj = self.pool.get("stock.location.route")
3370         pull_obj = self.pool.get("procurement.rule")
3371         routes = route_obj.search(cr, uid, [('supplier_wh_id','=', warehouse.id)], context=context)
3372         pulls = pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_id.usage', '=', 'transit')], context=context)
3373         if pulls:
3374             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)
3375         # Create or clean MTO rules
3376         mto_route_id = self._get_mto_route(cr, uid, context=context)
3377         if not change_to_multiple:
3378             # If single delivery we should create the necessary MTO rules for the resupply
3379             # 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)
3380             pull_recs = pull_obj.browse(cr, uid, pulls, context=context)
3381             transfer_locs = list(set([x.location_id for x in pull_recs]))
3382             vals = [(warehouse.lot_stock_id , x, warehouse.out_type_id.id) for x in transfer_locs]
3383             mto_pull_vals = self._get_mto_pull_rule(cr, uid, warehouse, vals, context=context)
3384             for mto_pull_val in mto_pull_vals:
3385                 pull_obj.create(cr, uid, mto_pull_val, context=context)
3386         else:
3387             # We need to delete all the MTO pull rules, otherwise they risk to be used in the system
3388             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)
3389             if pulls:
3390                 pull_obj.unlink(cr, uid, pulls, context=context)
3391
3392     def _check_reception_resupply(self, cr, uid, warehouse, new_location, context=None):
3393         """
3394             Will check if the resupply routes to this warehouse follow the changes of number of receipt steps
3395         """
3396         #Check routes that are being delivered by this warehouse and change the rule coming from transit location
3397         route_obj = self.pool.get("stock.location.route")
3398         pull_obj = self.pool.get("procurement.rule")
3399         routes = route_obj.search(cr, uid, [('supplied_wh_id','=', warehouse.id)], context=context)
3400         pulls= pull_obj.search(cr, uid, ['&', ('route_id', 'in', routes), ('location_src_id.usage', '=', 'transit')])
3401         if pulls:
3402             pull_obj.write(cr, uid, pulls, {'location_id': new_location}, context=context)
3403
3404     def _check_resupply(self, cr, uid, warehouse, reception_new, delivery_new, context=None):
3405         if reception_new:
3406             old_val = warehouse.reception_steps
3407             new_val = reception_new
3408             change_to_one = (old_val != 'one_step' and new_val == 'one_step')
3409             change_to_multiple = (old_val == 'one_step' and new_val != 'one_step')
3410             if change_to_one or change_to_multiple:
3411                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_input_stock_loc_id.id
3412                 self._check_reception_resupply(cr, uid, warehouse, new_location, context=context)
3413         if delivery_new:
3414             old_val = warehouse.delivery_steps
3415             new_val = delivery_new
3416             change_to_one = (old_val != 'ship_only' and new_val == 'ship_only')
3417             change_to_multiple = (old_val == 'ship_only' and new_val != 'ship_only')
3418             if change_to_one or change_to_multiple:
3419                 new_location = change_to_one and warehouse.lot_stock_id.id or warehouse.wh_output_stock_loc_id.id
3420                 self._check_delivery_resupply(cr, uid, warehouse, new_location, change_to_multiple, context=context)
3421
3422     def write(self, cr, uid, ids, vals, context=None):
3423         if context is None:
3424             context = {}
3425         if isinstance(ids, (int, long)):
3426             ids = [ids]
3427         seq_obj = self.pool.get('ir.sequence')
3428         route_obj = self.pool.get('stock.location.route')
3429         context_with_inactive = context.copy()
3430         context_with_inactive['active_test'] = False
3431         for warehouse in self.browse(cr, uid, ids, context=context_with_inactive):
3432             #first of all, check if we need to delete and recreate route
3433             if vals.get('reception_steps') or vals.get('delivery_steps'):
3434                 #activate and deactivate location according to reception and delivery option
3435                 self.switch_location(cr, uid, warehouse.id, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context)
3436                 # switch between route
3437                 self.change_route(cr, uid, ids, warehouse, vals.get('reception_steps', False), vals.get('delivery_steps', False), context=context_with_inactive)
3438                 # Check if we need to change something to resupply warehouses and associated MTO rules
3439                 self._check_resupply(cr, uid, warehouse, vals.get('reception_steps'), vals.get('delivery_steps'), context=context)
3440                 warehouse.refresh()
3441             if vals.get('code') or vals.get('name'):
3442                 name = warehouse.name
3443                 #rename sequence
3444                 if vals.get('name'):
3445                     name = vals.get('name', warehouse.name)
3446                 self._handle_renaming(cr, uid, warehouse, name, vals.get('code', warehouse.code), context=context_with_inactive)
3447                 if warehouse.in_type_id:
3448                     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)
3449                     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)
3450                     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)
3451                     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)
3452                     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)
3453         if vals.get('resupply_wh_ids') and not vals.get('resupply_route_ids'):
3454             for cmd in vals.get('resupply_wh_ids'):
3455                 if cmd[0] == 6:
3456                     new_ids = set(cmd[2])
3457                     old_ids = set([wh.id for wh in warehouse.resupply_wh_ids])
3458                     to_add_wh_ids = new_ids - old_ids
3459                     if to_add_wh_ids:
3460                         supplier_warehouses = self.browse(cr, uid, list(to_add_wh_ids), context=context)
3461                         self._create_resupply_routes(cr, uid, warehouse, supplier_warehouses, warehouse.default_resupply_wh_id, context=context)
3462                     to_remove_wh_ids = old_ids - new_ids
3463                     if to_remove_wh_ids:
3464                         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)
3465                         if to_remove_route_ids:
3466                             route_obj.unlink(cr, uid, to_remove_route_ids, context=context)
3467                 else:
3468                     #not implemented
3469                     pass
3470         if 'default_resupply_wh_id' in vals:
3471             if vals.get('default_resupply_wh_id') == warehouse.id:
3472                 raise osv.except_osv(_('Warning'),_('The default resupply warehouse should be different than the warehouse itself!'))
3473             if warehouse.default_resupply_wh_id:
3474                 #remove the existing resupplying route on the warehouse
3475                 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)
3476                 for inter_wh_route_id in to_remove_route_ids:
3477                     self.write(cr, uid, [warehouse.id], {'route_ids': [(3, inter_wh_route_id)]})
3478             if vals.get('default_resupply_wh_id'):
3479                 #assign the new resupplying route on all products
3480                 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)
3481                 for inter_wh_route_id in to_assign_route_ids:
3482                     self.write(cr, uid, [warehouse.id], {'route_ids': [(4, inter_wh_route_id)]})
3483
3484         return super(stock_warehouse, self).write(cr, uid, ids, vals=vals, context=context)
3485
3486     def get_all_routes_for_wh(self, cr, uid, warehouse, context=None):
3487         route_obj = self.pool.get("stock.location.route")
3488         all_routes = [route.id for route in warehouse.route_ids]
3489         all_routes += route_obj.search(cr, uid, [('supplied_wh_id', '=', warehouse.id)], context=context)
3490         all_routes += [warehouse.mto_pull_id.route_id.id]
3491         return all_routes
3492
3493     def view_all_routes_for_wh(self, cr, uid, ids, context=None):
3494         all_routes = []
3495         for wh in self.browse(cr, uid, ids, context=context):
3496             all_routes += self.get_all_routes_for_wh(cr, uid, wh, context=context)
3497
3498         domain = [('id', 'in', all_routes)]
3499         return {
3500             'name': _('Warehouse\'s Routes'),
3501             'domain': domain,
3502             'res_model': 'stock.location.route',
3503             'type': 'ir.actions.act_window',
3504             'view_id': False,
3505             'view_mode': 'tree,form',
3506             'view_type': 'form',
3507             'limit': 20
3508         }
3509
3510
3511 class stock_location_path(osv.osv):
3512     _name = "stock.location.path"
3513     _description = "Pushed Flows"
3514     _order = "name"
3515
3516     def _get_rules(self, cr, uid, ids, context=None):
3517         res = []
3518         for route in self.browse(cr, uid, ids, context=context):
3519             res += [x.id for x in route.push_ids]
3520         return res
3521
3522     _columns = {
3523         'name': fields.char('Operation Name', required=True),
3524         'company_id': fields.many2one('res.company', 'Company'),
3525         'route_id': fields.many2one('stock.location.route', 'Route'),
3526         'location_from_id': fields.many2one('stock.location', 'Source Location', ondelete='cascade', select=1, required=True),
3527         'location_dest_id': fields.many2one('stock.location', 'Destination Location', ondelete='cascade', select=1, required=True),
3528         'delay': fields.integer('Delay (days)', help="Number of days to do this transition"),
3529         '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"),
3530         'auto': fields.selection(
3531             [('auto','Automatic Move'), ('manual','Manual Operation'),('transparent','Automatic No Step Added')],
3532             'Automatic Move',
3533             required=True, select=1,
3534             help="This is used to define paths the product has to follow within the location tree.\n" \
3535                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
3536                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
3537                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
3538             ),
3539         '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'),
3540         'active': fields.boolean('Active', help="If unchecked, it will allow you to hide the rule without removing it."),
3541         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse'),
3542         'route_sequence': fields.related('route_id', 'sequence', string='Route Sequence',
3543             store={
3544                 'stock.location.route': (_get_rules, ['sequence'], 10),
3545                 'stock.location.path': (lambda self, cr, uid, ids, c={}: ids, ['route_id'], 10),
3546         }),
3547         'sequence': fields.integer('Sequence'),
3548     }
3549     _defaults = {
3550         'auto': 'auto',
3551         'delay': 0,
3552         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'procurement.order', context=c),
3553         'propagate': True,
3554         'active': True,
3555     }
3556
3557     def _prepare_push_apply(self, cr, uid, rule, move, context=None):
3558         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3559         return {
3560                 'location_id': move.location_dest_id.id,
3561                 'location_dest_id': rule.location_dest_id.id,
3562                 'date': newdate,
3563                 'company_id': rule.company_id and rule.company_id.id or False,
3564                 'date_expected': newdate,
3565                 'picking_id': False,
3566                 'picking_type_id': rule.picking_type_id and rule.picking_type_id.id or False,
3567                 'propagate': rule.propagate,
3568                 'push_rule_id': rule.id,
3569                 'warehouse_id': rule.warehouse_id and rule.warehouse_id.id or False,
3570             }
3571
3572     def _apply(self, cr, uid, rule, move, context=None):
3573         move_obj = self.pool.get('stock.move')
3574         newdate = (datetime.strptime(move.date_expected, DEFAULT_SERVER_DATETIME_FORMAT) + relativedelta.relativedelta(days=rule.delay or 0)).strftime(DEFAULT_SERVER_DATETIME_FORMAT)
3575         if rule.auto == 'transparent':
3576             old_dest_location = move.location_dest_id.id
3577             move_obj.write(cr, uid, [move.id], {
3578                 'date': newdate,
3579                 'date_expected': newdate,
3580                 'location_dest_id': rule.location_dest_id.id
3581             })
3582             move.refresh()
3583             #avoid looping if a push rule is not well configured
3584             if rule.location_dest_id.id != old_dest_location:
3585                 #call again push_apply to see if a next step is defined
3586                 move_obj._push_apply(cr, uid, [move], context=context)
3587         else:
3588             vals = self._prepare_push_apply(cr, uid, rule, move, context=context)
3589             move_id = move_obj.copy(cr, uid, move.id, vals, context=context)
3590             move_obj.write(cr, uid, [move.id], {
3591                 'move_dest_id': move_id,
3592             })
3593             move_obj.action_confirm(cr, uid, [move_id], context=None)
3594
3595
3596 # -------------------------
3597 # Packaging related stuff
3598 # -------------------------
3599
3600 from openerp.report import report_sxw
3601
3602 class stock_package(osv.osv):
3603     """
3604     These are the packages, containing quants and/or other packages
3605     """
3606     _name = "stock.quant.package"
3607     _description = "Physical Packages"
3608     _parent_name = "parent_id"
3609     _parent_store = True
3610     _parent_order = 'name'
3611     _order = 'parent_left'
3612
3613     def name_get(self, cr, uid, ids, context=None):
3614         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
3615         return res.items()
3616
3617     def _complete_name(self, cr, uid, ids, name, args, context=None):
3618         """ Forms complete name of location from parent location to child location.
3619         @return: Dictionary of values
3620         """
3621         res = {}
3622         for m in self.browse(cr, uid, ids, context=context):
3623             res[m.id] = m.name
3624             parent = m.parent_id
3625             while parent:
3626                 res[m.id] = parent.name + ' / ' + res[m.id]
3627                 parent = parent.parent_id
3628         return res
3629
3630     def _get_packages(self, cr, uid, ids, context=None):
3631         """Returns packages from quants for store"""
3632         res = set()
3633         for quant in self.browse(cr, uid, ids, context=context):
3634             if quant.package_id:
3635                 res.add(quant.package_id.id)
3636         return list(res)
3637
3638     def _get_packages_to_relocate(self, cr, uid, ids, context=None):
3639         res = set()
3640         for pack in self.browse(cr, uid, ids, context=context):
3641             res.add(pack.id)
3642             if pack.parent_id:
3643                 res.add(pack.parent_id.id)
3644         return list(res)
3645
3646     def _get_package_info(self, cr, uid, ids, name, args, context=None):
3647         default_company_id = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.id
3648         res = dict((res_id, {'location_id': False, 'company_id': default_company_id, 'owner_id': False}) for res_id in ids)
3649         for pack in self.browse(cr, uid, ids, context=context):
3650             if pack.quant_ids:
3651                 res[pack.id]['location_id'] = pack.quant_ids[0].location_id.id
3652                 res[pack.id]['owner_id'] = pack.quant_ids[0].owner_id and pack.quant_ids[0].owner_id.id or False
3653                 res[pack.id]['company_id'] = pack.quant_ids[0].company_id.id
3654             elif pack.children_ids:
3655                 res[pack.id]['location_id'] = pack.children_ids[0].location_id and pack.children_ids[0].location_id.id or False
3656                 res[pack.id]['owner_id'] = pack.children_ids[0].owner_id and pack.children_ids[0].owner_id.id or False
3657                 res[pack.id]['company_id'] = pack.children_ids[0].company_id and pack.children_ids[0].company_id.id or False
3658         return res
3659
3660     _columns = {
3661         'name': fields.char('Package Reference', select=True, copy=False),
3662         'complete_name': fields.function(_complete_name, type='char', string="Package Name",),
3663         'parent_left': fields.integer('Left Parent', select=1),
3664         'parent_right': fields.integer('Right Parent', select=1),
3665         '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),
3666         'ul_id': fields.many2one('product.ul', 'Logistic Unit'),
3667         'location_id': fields.function(_get_package_info, type='many2one', relation='stock.location', string='Location', multi="package",
3668                                     store={
3669                                        'stock.quant': (_get_packages, ['location_id'], 10),
3670                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3671                                     }, readonly=True, select=True),
3672         'quant_ids': fields.one2many('stock.quant', 'package_id', 'Bulk Content', readonly=True),
3673         'parent_id': fields.many2one('stock.quant.package', 'Parent Package', help="The package containing this item", ondelete='restrict', readonly=True),
3674         'children_ids': fields.one2many('stock.quant.package', 'parent_id', 'Contained Packages', readonly=True),
3675         'company_id': fields.function(_get_package_info, type="many2one", relation='res.company', string='Company', multi="package",
3676                                     store={
3677                                        'stock.quant': (_get_packages, ['company_id'], 10),
3678                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3679                                     }, readonly=True, select=True),
3680         'owner_id': fields.function(_get_package_info, type='many2one', relation='res.partner', string='Owner', multi="package",
3681                                 store={
3682                                        'stock.quant': (_get_packages, ['owner_id'], 10),
3683                                        'stock.quant.package': (_get_packages_to_relocate, ['quant_ids', 'children_ids', 'parent_id'], 10),
3684                                     }, readonly=True, select=True),
3685     }
3686     _defaults = {
3687         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').get(cr, uid, 'stock.quant.package') or _('Unknown Pack')
3688     }
3689
3690     def _check_location_constraint(self, cr, uid, packs, context=None):
3691         '''checks that all quants in a package are stored in the same location. This function cannot be used
3692            as a constraint because it needs to be checked on pack operations (they may not call write on the
3693            package)
3694         '''
3695         quant_obj = self.pool.get('stock.quant')
3696         for pack in packs:
3697             parent = pack
3698             while parent.parent_id:
3699                 parent = parent.parent_id
3700             quant_ids = self.get_content(cr, uid, [parent.id], context=context)
3701             quants = [x for x in quant_obj.browse(cr, uid, quant_ids, context=context) if x.qty > 0]
3702             location_id = quants and quants[0].location_id.id or False
3703             if not [quant.location_id.id == location_id for quant in quants]:
3704                 raise osv.except_osv(_('Error'), _('Everything inside a package should be in the same location'))
3705         return True
3706
3707     def action_print(self, cr, uid, ids, context=None):
3708         context = dict(context or {}, active_ids=ids)
3709         return self.pool.get("report").get_action(cr, uid, ids, 'stock.report_package_barcode_small', context=context)
3710
3711
3712     def unpack(self, cr, uid, ids, context=None):
3713         quant_obj = self.pool.get('stock.quant')
3714         for package in self.browse(cr, uid, ids, context=context):
3715             quant_ids = [quant.id for quant in package.quant_ids]
3716             quant_obj.write(cr, uid, quant_ids, {'package_id': package.parent_id.id or False}, context=context)
3717             children_package_ids = [child_package.id for child_package in package.children_ids]
3718             self.write(cr, uid, children_package_ids, {'parent_id': package.parent_id.id or False}, context=context)
3719         #delete current package since it contains nothing anymore
3720         self.unlink(cr, uid, ids, context=context)
3721         return self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'action_package_view', context=context)
3722
3723     def get_content(self, cr, uid, ids, context=None):
3724         child_package_ids = self.search(cr, uid, [('id', 'child_of', ids)], context=context)
3725         return self.pool.get('stock.quant').search(cr, uid, [('package_id', 'in', child_package_ids)], context=context)
3726
3727     def get_content_package(self, cr, uid, ids, context=None):
3728         quants_ids = self.get_content(cr, uid, ids, context=context)
3729         res = self.pool.get('ir.actions.act_window').for_xml_id(cr, uid, 'stock', 'quantsact', context=context)
3730         res['domain'] = [('id', 'in', quants_ids)]
3731         return res
3732
3733     def _get_product_total_qty(self, cr, uid, package_record, product_id, context=None):
3734         ''' find the total of given product 'product_id' inside the given package 'package_id'''
3735         quant_obj = self.pool.get('stock.quant')
3736         all_quant_ids = self.get_content(cr, uid, [package_record.id], context=context)
3737         total = 0
3738         for quant in quant_obj.browse(cr, uid, all_quant_ids, context=context):
3739             if quant.product_id.id == product_id:
3740                 total += quant.qty
3741         return total
3742
3743     def _get_all_products_quantities(self, cr, uid, package_id, context=None):
3744         '''This function computes the different product quantities for the given package
3745         '''
3746         quant_obj = self.pool.get('stock.quant')
3747         res = {}
3748         for quant in quant_obj.browse(cr, uid, self.get_content(cr, uid, package_id, context=context)):
3749             if quant.product_id.id not in res:
3750                 res[quant.product_id.id] = 0
3751             res[quant.product_id.id] += quant.qty
3752         return res
3753
3754     def copy_pack(self, cr, uid, id, default_pack_values=None, default=None, context=None):
3755         stock_pack_operation_obj = self.pool.get('stock.pack.operation')
3756         if default is None:
3757             default = {}
3758         new_package_id = self.copy(cr, uid, id, default_pack_values, context=context)
3759         default['result_package_id'] = new_package_id
3760         op_ids = stock_pack_operation_obj.search(cr, uid, [('result_package_id', '=', id)], context=context)
3761         for op_id in op_ids:
3762             stock_pack_operation_obj.copy(cr, uid, op_id, default, context=context)
3763
3764
3765 class stock_pack_operation(osv.osv):
3766     _name = "stock.pack.operation"
3767     _description = "Packing Operation"
3768
3769     def _get_remaining_prod_quantities(self, cr, uid, operation, context=None):
3770         '''Get the remaining quantities per product on an operation with a package. This function returns a dictionary'''
3771         #if the operation doesn't concern a package, it's not relevant to call this function
3772         if not operation.package_id or operation.product_id:
3773             return {operation.product_id.id: operation.remaining_qty}
3774         #get the total of products the package contains
3775         res = self.pool.get('stock.quant.package')._get_all_products_quantities(cr, uid, operation.package_id.id, context=context)
3776         #reduce by the quantities linked to a move
3777         for record in operation.linked_move_operation_ids:
3778             if record.move_id.product_id.id not in res:
3779                 res[record.move_id.product_id.id] = 0
3780             res[record.move_id.product_id.id] -= record.qty
3781         return res
3782
3783     def _get_remaining_qty(self, cr, uid, ids, name, args, context=None):
3784         uom_obj = self.pool.get('product.uom')
3785         res = {}
3786         for ops in self.browse(cr, uid, ids, context=context):
3787             res[ops.id] = 0
3788             if ops.package_id and not ops.product_id:
3789                 #dont try to compute the remaining quantity for packages because it's not relevant (a package could include different products).
3790                 #should use _get_remaining_prod_quantities instead
3791                 continue
3792             else:
3793                 qty = ops.product_qty
3794                 if ops.product_uom_id:
3795                     qty = uom_obj._compute_qty_obj(cr, uid, ops.product_uom_id, ops.product_qty, ops.product_id.uom_id, context=context)
3796                 for record in ops.linked_move_operation_ids:
3797                     qty -= record.qty
3798                 #converting the remaining quantity in the pack operation UoM
3799                 if ops.product_uom_id:
3800                     qty = uom_obj._compute_qty_obj(cr, uid, ops.product_id.uom_id, qty, ops.product_uom_id, context=context)
3801                 res[ops.id] = qty
3802         return res
3803
3804     def product_id_change(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3805         res = self.on_change_tests(cr, uid, ids, product_id, product_uom_id, product_qty, context=context)
3806         if product_id and not product_uom_id:
3807             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3808             res['value']['product_uom_id'] = product.uom_id.id
3809         return res
3810
3811     def on_change_tests(self, cr, uid, ids, product_id, product_uom_id, product_qty, context=None):
3812         res = {'value': {}}
3813         uom_obj = self.pool.get('product.uom')
3814         if product_id:
3815             product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
3816             product_uom_id = product_uom_id or product.uom_id.id
3817             selected_uom = uom_obj.browse(cr, uid, product_uom_id, context=context)
3818             if selected_uom.category_id.id != product.uom_id.category_id.id:
3819                 res['warning'] = {
3820                     'title': _('Warning: wrong UoM!'),
3821                     '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)
3822                 }
3823             if product_qty and 'warning' not in res:
3824                 rounded_qty = uom_obj._compute_qty(cr, uid, product_uom_id, product_qty, product_uom_id, round=True)
3825                 if rounded_qty != product_qty:
3826                     res['warning'] = {
3827                         'title': _('Warning: wrong quantity!'),
3828                         'message': _('The chosen quantity for product %s is not compatible with the UoM rounding. It will be automatically converted at confirmation') % (product.name)
3829                     }
3830         return res
3831
3832     _columns = {
3833         'picking_id': fields.many2one('stock.picking', 'Stock Picking', help='The stock operation where the packing has been made', required=True),
3834         'product_id': fields.many2one('product.product', 'Product', ondelete="CASCADE"),  # 1
3835         'product_uom_id': fields.many2one('product.uom', 'Product Unit of Measure'),
3836         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True),
3837         'qty_done': fields.float('Quantity Processed', digits_compute=dp.get_precision('Product Unit of Measure')),
3838         'package_id': fields.many2one('stock.quant.package', 'Source Package'),  # 2
3839         'lot_id': fields.many2one('stock.production.lot', 'Lot/Serial Number'),
3840         'result_package_id': fields.many2one('stock.quant.package', 'Destination Package', help="If set, the operations are packed into this package", required=False, ondelete='cascade'),
3841         'date': fields.datetime('Date', required=True),
3842         'owner_id': fields.many2one('res.partner', 'Owner', help="Owner of the quants"),
3843         #'update_cost': fields.boolean('Need cost update'),
3844         'cost': fields.float("Cost", help="Unit Cost for this product line"),
3845         'currency': fields.many2one('res.currency', string="Currency", help="Currency in which Unit cost is expressed", ondelete='CASCADE'),
3846         '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'),
3847         'remaining_qty': fields.function(_get_remaining_qty, type='float', string='Remaining Qty'),
3848         'location_id': fields.many2one('stock.location', 'Source Location', required=True),
3849         'location_dest_id': fields.many2one('stock.location', 'Destination Location', required=True),
3850         'processed': fields.selection([('true','Yes'), ('false','No')],'Has been processed?', required=True),
3851     }
3852
3853     _defaults = {
3854         'date': fields.date.context_today,
3855         'qty_done': 0,
3856         'processed': lambda *a: 'false',
3857     }
3858
3859     def write(self, cr, uid, ids, vals, context=None):
3860         context = context or {}
3861         res = super(stock_pack_operation, self).write(cr, uid, ids, vals, context=context)
3862         if isinstance(ids, (int, long)):
3863             ids = [ids]
3864         if not context.get("no_recompute"):
3865             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)]))
3866             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, pickings, context=context)
3867         return res
3868
3869     def create(self, cr, uid, vals, context=None):
3870         context = context or {}
3871         res_id = super(stock_pack_operation, self).create(cr, uid, vals, context=context)
3872         if vals.get("picking_id") and not context.get("no_recompute"):
3873             self.pool.get("stock.picking").do_recompute_remaining_quantities(cr, uid, [vals['picking_id']], context=context)
3874         return res_id
3875
3876     def action_drop_down(self, cr, uid, ids, context=None):
3877         ''' Used by barcode interface to say that pack_operation has been moved from src location
3878             to destination location, if qty_done is less than product_qty than we have to split the
3879             operation in two to process the one with the qty moved
3880         '''
3881         processed_ids = []
3882         move_obj = self.pool.get("stock.move")
3883         for pack_op in self.browse(cr, uid, ids, context=None):
3884             if pack_op.product_id and pack_op.location_id and pack_op.location_dest_id:
3885                 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)
3886             op = pack_op.id
3887             if pack_op.qty_done < pack_op.product_qty:
3888                 # we split the operation in two
3889                 op = self.copy(cr, uid, pack_op.id, {'product_qty': pack_op.qty_done, 'qty_done': pack_op.qty_done}, context=context)
3890                 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)
3891             processed_ids.append(op)
3892         self.write(cr, uid, processed_ids, {'processed': 'true'}, context=context)
3893
3894     def create_and_assign_lot(self, cr, uid, id, name, context=None):
3895         ''' Used by barcode interface to create a new lot and assign it to the operation
3896         '''
3897         obj = self.browse(cr,uid,id,context)
3898         product_id = obj.product_id.id
3899         val = {'product_id': product_id}
3900         new_lot_id = False
3901         if name:
3902             lots = self.pool.get('stock.production.lot').search(cr, uid, ['&', ('name', '=', name), ('product_id', '=', product_id)], context=context)
3903             if lots:
3904                 new_lot_id = lots[0]
3905             val.update({'name': name})
3906
3907         if not new_lot_id:
3908             new_lot_id = self.pool.get('stock.production.lot').create(cr, uid, val, context=context)
3909         self.write(cr, uid, id, {'lot_id': new_lot_id}, context=context)
3910
3911     def _search_and_increment(self, cr, uid, picking_id, domain, filter_visible=False, visible_op_ids=False, increment=True, context=None):
3912         '''Search for an operation with given 'domain' in a picking, if it exists increment the qty (+1) otherwise create it
3913
3914         :param domain: list of tuple directly reusable as a domain
3915         context can receive a key 'current_package_id' with the package to consider for this operation
3916         returns True
3917         '''
3918         if context is None:
3919             context = {}
3920
3921         #if current_package_id is given in the context, we increase the number of items in this package
3922         package_clause = [('result_package_id', '=', context.get('current_package_id', False))]
3923         existing_operation_ids = self.search(cr, uid, [('picking_id', '=', picking_id)] + domain + package_clause, context=context)
3924         todo_operation_ids = []
3925         if existing_operation_ids:
3926             if filter_visible:
3927                 todo_operation_ids = [val for val in existing_operation_ids if val in visible_op_ids]
3928             else:
3929                 todo_operation_ids = existing_operation_ids
3930         if todo_operation_ids:
3931             #existing operation found for the given domain and picking => increment its quantity
3932             operation_id = todo_operation_ids[0]
3933             op_obj = self.browse(cr, uid, operation_id, context=context)
3934             qty = op_obj.qty_done
3935             if increment:
3936                 qty += 1
3937             else:
3938                 qty -= 1 if qty >= 1 else 0
3939                 if qty == 0 and op_obj.product_qty == 0:
3940                     #we have a line with 0 qty set, so delete it
3941                     self.unlink(cr, uid, [operation_id], context=context)
3942                     return False
3943             self.write(cr, uid, [operation_id], {'qty_done': qty}, context=context)
3944         else:
3945             #no existing operation found for the given domain and picking => create a new one
3946             picking_obj = self.pool.get("stock.picking")
3947             picking = picking_obj.browse(cr, uid, picking_id, context=context)
3948             values = {
3949                 'picking_id': picking_id,
3950                 'product_qty': 0,
3951                 'location_id': picking.location_id.id,
3952                 'location_dest_id': picking.location_dest_id.id,
3953                 'qty_done': 1,
3954                 }
3955             for key in domain:
3956                 var_name, dummy, value = key
3957                 uom_id = False
3958                 if var_name == 'product_id':
3959                     uom_id = self.pool.get('product.product').browse(cr, uid, value, context=context).uom_id.id
3960                 update_dict = {var_name: value}
3961                 if uom_id:
3962                     update_dict['product_uom_id'] = uom_id
3963                 values.update(update_dict)
3964             operation_id = self.create(cr, uid, values, context=context)
3965         return operation_id
3966
3967
3968 class stock_move_operation_link(osv.osv):
3969     """
3970     Table making the link between stock.moves and stock.pack.operations to compute the remaining quantities on each of these objects
3971     """
3972     _name = "stock.move.operation.link"
3973     _description = "Link between stock moves and pack operations"
3974
3975     _columns = {
3976         '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."),
3977         'operation_id': fields.many2one('stock.pack.operation', 'Operation', required=True, ondelete="cascade"),
3978         'move_id': fields.many2one('stock.move', 'Move', required=True, ondelete="cascade"),
3979         '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"),
3980     }
3981
3982     def get_specific_domain(self, cr, uid, record, context=None):
3983         '''Returns the specific domain to consider for quant selection in action_assign() or action_done() of stock.move,
3984         having the record given as parameter making the link between the stock move and a pack operation'''
3985
3986         op = record.operation_id
3987         domain = []
3988         if op.package_id and op.product_id:
3989             #if removing a product from a box, we restrict the choice of quants to this box
3990             domain.append(('package_id', '=', op.package_id.id))
3991         elif op.package_id:
3992             #if moving a box, we allow to take everything from inside boxes as well
3993             domain.append(('package_id', 'child_of', [op.package_id.id]))
3994         else:
3995             #if not given any information about package, we don't open boxes
3996             domain.append(('package_id', '=', False))
3997         #if lot info is given, we restrict choice to this lot otherwise we can take any
3998         if op.lot_id:
3999             domain.append(('lot_id', '=', op.lot_id.id))
4000         #if owner info is given, we restrict to this owner otherwise we restrict to no owner
4001         if op.owner_id:
4002             domain.append(('owner_id', '=', op.owner_id.id))
4003         else:
4004             domain.append(('owner_id', '=', False))
4005         return domain
4006
4007 class stock_warehouse_orderpoint(osv.osv):
4008     """
4009     Defines Minimum stock rules.
4010     """
4011     _name = "stock.warehouse.orderpoint"
4012     _description = "Minimum Inventory Rule"
4013
4014     def subtract_procurements(self, cr, uid, orderpoint, context=None):
4015         '''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.
4016         '''
4017         qty = 0
4018         uom_obj = self.pool.get("product.uom")
4019         for procurement in orderpoint.procurement_ids:
4020             if procurement.state in ('cancel', 'done'):
4021                 continue
4022             procurement_qty = uom_obj._compute_qty_obj(cr, uid, procurement.product_uom, procurement.product_qty, procurement.product_id.uom_id, context=context)
4023             for move in procurement.move_ids:
4024                 #need to add the moves in draft as they aren't in the virtual quantity + moves that have not been created yet
4025                 if move.state not in ('draft'):
4026                     #if move is already confirmed, assigned or done, the virtual stock is already taking this into account so it shouldn't be deducted
4027                     procurement_qty -= move.product_qty
4028             qty += procurement_qty
4029         return qty
4030
4031     def _check_product_uom(self, cr, uid, ids, context=None):
4032         '''
4033         Check if the UoM has the same category as the product standard UoM
4034         '''
4035         if not context:
4036             context = {}
4037
4038         for rule in self.browse(cr, uid, ids, context=context):
4039             if rule.product_id.uom_id.category_id.id != rule.product_uom.category_id.id:
4040                 return False
4041         return True
4042
4043     def action_view_proc_to_process(self, cr, uid, ids, context=None):
4044         act_obj = self.pool.get('ir.actions.act_window')
4045         mod_obj = self.pool.get('ir.model.data')
4046         proc_ids = self.pool.get('procurement.order').search(cr, uid, [('orderpoint_id', 'in', ids), ('state', 'not in', ('done', 'cancel'))], context=context)
4047         result = mod_obj.get_object_reference(cr, uid, 'procurement', 'do_view_procurements')
4048         if not result:
4049             return False
4050
4051         result = act_obj.read(cr, uid, [result[1]], context=context)[0]
4052         result['domain'] = "[('id', 'in', [" + ','.join(map(str, proc_ids)) + "])]"
4053         return result
4054
4055     _columns = {
4056         'name': fields.char('Name', required=True, copy=False),
4057         'active': fields.boolean('Active', help="If the active field is set to False, it will allow you to hide the orderpoint without removing it."),
4058         'logic': fields.selection([('max', 'Order to Max'), ('price', 'Best price (not yet active!)')], 'Reordering Mode', required=True),
4059         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', required=True, ondelete="cascade"),
4060         'location_id': fields.many2one('stock.location', 'Location', required=True, ondelete="cascade"),
4061         'product_id': fields.many2one('product.product', 'Product', required=True, ondelete='cascade', domain=[('type', '=', 'product')]),
4062         'product_uom': fields.related('product_id', 'uom_id', type='many2one', relation='product.uom', string='Product Unit of Measure', readonly=True, required=True),
4063         'product_min_qty': fields.float('Minimum Quantity', required=True,
4064             digits_compute=dp.get_precision('Product Unit of Measure'),
4065             help="When the virtual stock goes below the Min Quantity specified for this field, Odoo generates "\
4066             "a procurement to bring the forecasted quantity to the Max Quantity."),
4067         'product_max_qty': fields.float('Maximum Quantity', required=True,
4068             digits_compute=dp.get_precision('Product Unit of Measure'),
4069             help="When the virtual stock goes below the Min Quantity, Odoo generates "\
4070             "a procurement to bring the forecasted quantity to the Quantity specified as Max Quantity."),
4071         'qty_multiple': fields.float('Qty Multiple', required=True,
4072             digits_compute=dp.get_precision('Product Unit of Measure'),
4073             help="The procurement quantity will be rounded up to this multiple.  If it is 0, the exact quantity will be used.  "),
4074         'procurement_ids': fields.one2many('procurement.order', 'orderpoint_id', 'Created Procurements'),
4075         '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),
4076         'company_id': fields.many2one('res.company', 'Company', required=True),
4077     }
4078     _defaults = {
4079         'active': lambda *a: 1,
4080         'logic': lambda *a: 'max',
4081         'qty_multiple': lambda *a: 1,
4082         'name': lambda self, cr, uid, context: self.pool.get('ir.sequence').get(cr, uid, 'stock.orderpoint') or '',
4083         'product_uom': lambda self, cr, uid, context: context.get('product_uom', False),
4084         'company_id': lambda self, cr, uid, context: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.warehouse.orderpoint', context=context)
4085     }
4086     _sql_constraints = [
4087         ('qty_multiple_check', 'CHECK( qty_multiple >= 0 )', 'Qty Multiple must be greater than or equal to zero.'),
4088     ]
4089     _constraints = [
4090         (_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']),
4091     ]
4092
4093     def default_get(self, cr, uid, fields, context=None):
4094         warehouse_obj = self.pool.get('stock.warehouse')
4095         res = super(stock_warehouse_orderpoint, self).default_get(cr, uid, fields, context)
4096         # default 'warehouse_id' and 'location_id'
4097         if 'warehouse_id' not in res:
4098             warehouse_ids = res.get('company_id') and warehouse_obj.search(cr, uid, [('company_id', '=', res['company_id'])], limit=1, context=context) or []
4099             res['warehouse_id'] = warehouse_ids and warehouse_ids[0] or False
4100         if 'location_id' not in res:
4101             res['location_id'] = res.get('warehouse_id') and warehouse_obj.browse(cr, uid, res['warehouse_id'], context).lot_stock_id.id or False
4102         return res
4103
4104     def onchange_warehouse_id(self, cr, uid, ids, warehouse_id, context=None):
4105         """ Finds location id for changed warehouse.
4106         @param warehouse_id: Changed id of warehouse.
4107         @return: Dictionary of values.
4108         """
4109         if warehouse_id:
4110             w = self.pool.get('stock.warehouse').browse(cr, uid, warehouse_id, context=context)
4111             v = {'location_id': w.lot_stock_id.id}
4112             return {'value': v}
4113         return {}
4114
4115     def onchange_product_id(self, cr, uid, ids, product_id, context=None):
4116         """ Finds UoM for changed product.
4117         @param product_id: Changed id of product.
4118         @return: Dictionary of values.
4119         """
4120         if product_id:
4121             prod = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
4122             d = {'product_uom': [('category_id', '=', prod.uom_id.category_id.id)]}
4123             v = {'product_uom': prod.uom_id.id}
4124             return {'value': v, 'domain': d}
4125         return {'domain': {'product_uom': []}}
4126
4127 class stock_picking_type(osv.osv):
4128     _name = "stock.picking.type"
4129     _description = "The picking type determines the picking view"
4130     _order = 'sequence'
4131
4132     def open_barcode_interface(self, cr, uid, ids, context=None):
4133         final_url = "/barcode/web/#action=stock.ui&picking_type_id=" + str(ids[0]) if len(ids) else '0'
4134         return {'type': 'ir.actions.act_url', 'url': final_url, 'target': 'self'}
4135
4136     def _get_tristate_values(self, cr, uid, ids, field_name, arg, context=None):
4137         picking_obj = self.pool.get('stock.picking')
4138         res = {}
4139         for picking_type_id in ids:
4140             #get last 10 pickings of this type
4141             picking_ids = picking_obj.search(cr, uid, [('picking_type_id', '=', picking_type_id), ('state', '=', 'done')], order='date_done desc', limit=10, context=context)
4142             tristates = []
4143             for picking in picking_obj.browse(cr, uid, picking_ids, context=context):
4144                 if picking.date_done > picking.date:
4145                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Late'), 'value': -1})
4146                 elif picking.backorder_id:
4147                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('Backorder exists'), 'value': 0})
4148                 else:
4149                     tristates.insert(0, {'tooltip': picking.name or '' + ": " + _('OK'), 'value': 1})
4150             res[picking_type_id] = json.dumps(tristates)
4151         return res
4152
4153     def _get_picking_count(self, cr, uid, ids, field_names, arg, context=None):
4154         obj = self.pool.get('stock.picking')
4155         domains = {
4156             'count_picking_draft': [('state', '=', 'draft')],
4157             'count_picking_waiting': [('state', '=', 'confirmed')],
4158             'count_picking_ready': [('state', 'in', ('assigned', 'partially_available'))],
4159             'count_picking': [('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4160             'count_picking_late': [('min_date', '<', time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)), ('state', 'in', ('assigned', 'waiting', 'confirmed', 'partially_available'))],
4161             'count_picking_backorders': [('backorder_id', '!=', False), ('state', 'in', ('confirmed', 'assigned', 'waiting', 'partially_available'))],
4162         }
4163         result = {}
4164         for field in domains:
4165             data = obj.read_group(cr, uid, domains[field] +
4166                 [('state', 'not in', ('done', 'cancel')), ('picking_type_id', 'in', ids)],
4167                 ['picking_type_id'], ['picking_type_id'], context=context)
4168             count = dict(map(lambda x: (x['picking_type_id'] and x['picking_type_id'][0], x['picking_type_id_count']), data))
4169             for tid in ids:
4170                 result.setdefault(tid, {})[field] = count.get(tid, 0)
4171         for tid in ids:
4172             if result[tid]['count_picking']:
4173                 result[tid]['rate_picking_late'] = result[tid]['count_picking_late'] * 100 / result[tid]['count_picking']
4174                 result[tid]['rate_picking_backorders'] = result[tid]['count_picking_backorders'] * 100 / result[tid]['count_picking']
4175             else:
4176                 result[tid]['rate_picking_late'] = 0
4177                 result[tid]['rate_picking_backorders'] = 0
4178         return result
4179
4180     def onchange_picking_code(self, cr, uid, ids, picking_code=False):
4181         if not picking_code:
4182             return False
4183
4184         obj_data = self.pool.get('ir.model.data')
4185         stock_loc = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_stock')
4186
4187         result = {
4188             'default_location_src_id': stock_loc,
4189             'default_location_dest_id': stock_loc,
4190         }
4191         if picking_code == 'incoming':
4192             result['default_location_src_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_suppliers')
4193         elif picking_code == 'outgoing':
4194             result['default_location_dest_id'] = obj_data.xmlid_to_res_id(cr, uid, 'stock.stock_location_customers')
4195         return {'value': result}
4196
4197     def _get_name(self, cr, uid, ids, field_names, arg, context=None):
4198         return dict(self.name_get(cr, uid, ids, context=context))
4199
4200     def name_get(self, cr, uid, ids, context=None):
4201         """Overides orm name_get method to display 'Warehouse_name: PickingType_name' """
4202         if context is None:
4203             context = {}
4204         if not isinstance(ids, list):
4205             ids = [ids]
4206         res = []
4207         if not ids:
4208             return res
4209         for record in self.browse(cr, uid, ids, context=context):
4210             name = record.name
4211             if record.warehouse_id:
4212                 name = record.warehouse_id.name + ': ' +name
4213             if context.get('special_shortened_wh_name'):
4214                 if record.warehouse_id:
4215                     name = record.warehouse_id.name
4216                 else:
4217                     name = _('Customer') + ' (' + record.name + ')'
4218             res.append((record.id, name))
4219         return res
4220
4221     def _default_warehouse(self, cr, uid, context=None):
4222         user = self.pool.get('res.users').browse(cr, uid, uid, context)
4223         res = self.pool.get('stock.warehouse').search(cr, uid, [('company_id', '=', user.company_id.id)], limit=1, context=context)
4224         return res and res[0] or False
4225
4226     _columns = {
4227         'name': fields.char('Picking Type Name', translate=True, required=True),
4228         'complete_name': fields.function(_get_name, type='char', string='Name'),
4229         'color': fields.integer('Color'),
4230         'sequence': fields.integer('Sequence', help="Used to order the 'All Operations' kanban view"),
4231         'sequence_id': fields.many2one('ir.sequence', 'Reference Sequence', required=True),
4232         'default_location_src_id': fields.many2one('stock.location', 'Default Source Location'),
4233         'default_location_dest_id': fields.many2one('stock.location', 'Default Destination Location'),
4234         'code': fields.selection([('incoming', 'Suppliers'), ('outgoing', 'Customers'), ('internal', 'Internal')], 'Type of Operation', required=True),
4235         'return_picking_type_id': fields.many2one('stock.picking.type', 'Picking Type for Returns'),
4236         'warehouse_id': fields.many2one('stock.warehouse', 'Warehouse', ondelete='cascade'),
4237         'active': fields.boolean('Active'),
4238
4239         # Statistics for the kanban view
4240         'last_done_picking': fields.function(_get_tristate_values,
4241             type='char',
4242             string='Last 10 Done Pickings'),
4243
4244         'count_picking_draft': fields.function(_get_picking_count,
4245             type='integer', multi='_get_picking_count'),
4246         'count_picking_ready': fields.function(_get_picking_count,
4247             type='integer', multi='_get_picking_count'),
4248         'count_picking': fields.function(_get_picking_count,
4249             type='integer', multi='_get_picking_count'),
4250         'count_picking_waiting': fields.function(_get_picking_count,
4251             type='integer', multi='_get_picking_count'),
4252         'count_picking_late': fields.function(_get_picking_count,
4253             type='integer', multi='_get_picking_count'),
4254         'count_picking_backorders': fields.function(_get_picking_count,
4255             type='integer', multi='_get_picking_count'),
4256
4257         'rate_picking_late': fields.function(_get_picking_count,
4258             type='integer', multi='_get_picking_count'),
4259         'rate_picking_backorders': fields.function(_get_picking_count,
4260             type='integer', multi='_get_picking_count'),
4261
4262     }
4263     _defaults = {
4264         'warehouse_id': _default_warehouse,
4265         'active': True,
4266     }
4267
4268 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: