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 lxml import etree
  23 from datetime import datetime
  24 from dateutil.relativedelta import relativedelta
  25 import time
  26 from operator import itemgetter
  27 from itertools import groupby
  28
  29 from osv import fields, osv
  30 from tools.translate import _
  31 import netsvc
  32 import tools
  33 from tools import float_compare
  34 import decimal_precision as dp
  35 import logging
  36 _logger = logging.getLogger(__name__)
  37
  38 #----------------------------------------------------------
  39 # Incoterms
  40 #----------------------------------------------------------
  41 class stock_incoterms(osv.osv):
  42     _name = "stock.incoterms"
  43     _description = "Incoterms"
  44     _columns = {
  45         'name': fields.char('Name', size=64, required=True, help="Incoterms are series of sales terms.They are used to divide transaction costs and responsibilities between buyer and seller and reflect state-of-the-art transportation practices."),
  46         'code': fields.char('Code', size=3, required=True, help="Code for Incoterms"),
  47         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM without deleting it."),
  48     }
  49     _defaults = {
  50         'active': True,
  51     }
  52
  53 stock_incoterms()
  54
  55 class stock_journal(osv.osv):
  56     _name = "stock.journal"
  57     _description = "Stock Journal"
  58     _columns = {
  59         'name': fields.char('Stock Journal', size=32, required=True),
  60         'user_id': fields.many2one('res.users', 'Responsible'),
  61     }
  62     _defaults = {
  63         'user_id': lambda s, c, u, ctx: u
  64     }
  65
  66 stock_journal()
  67
  68 #----------------------------------------------------------
  69 # Stock Location
  70 #----------------------------------------------------------
  71 class stock_location(osv.osv):
  72     _name = "stock.location"
  73     _description = "Location"
  74     _parent_name = "location_id"
  75     _parent_store = True
  76     _parent_order = 'posz,name'
  77     _order = 'parent_left'
  78
  79     def name_get(self, cr, uid, ids, context=None):
  80         # always return the full hierarchical name
  81         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
  82         return res.items()
  83
  84     def _complete_name(self, cr, uid, ids, name, args, context=None):
  85         """ Forms complete name of location from parent location to child location.
  86         @return: Dictionary of values
  87         """
  88         res = {}
  89         for m in self.browse(cr, uid, ids, context=context):
  90             names = [m.name]
  91             parent = m.location_id
  92             while parent:
  93                 names.append(parent.name)
  94                 parent = parent.location_id
  95             res[m.id] = ' / '.join(reversed(names))
  96         return res
  97
  98     def _get_sublocations(self, cr, uid, ids, context=None):
  99         """ return all sublocations of the given stock locations (included) """
 100         return self.search(cr, uid, [('id', 'child_of', ids)], context=context)
 101
 102     def _product_value(self, cr, uid, ids, field_names, arg, context=None):
 103         """Computes stock value (real and virtual) for a product, as well as stock qty (real and virtual).
 104         @param field_names: Name of field
 105         @return: Dictionary of values
 106         """
 107         prod_id = context and context.get('product_id', False)
 108
 109         if not prod_id:
 110             return dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 111
 112         product_product_obj = self.pool.get('product.product')
 113
 114         cr.execute('select distinct product_id, location_id from stock_move where location_id in %s', (tuple(ids), ))
 115         dict1 = cr.dictfetchall()
 116         cr.execute('select distinct product_id, location_dest_id as location_id from stock_move where location_dest_id in %s', (tuple(ids), ))
 117         dict2 = cr.dictfetchall()
 118         res_products_by_location = sorted(dict1+dict2, key=itemgetter('location_id'))
 119         products_by_location = dict((k, [v['product_id'] for v in itr]) for k, itr in groupby(res_products_by_location, itemgetter('location_id')))
 120
 121         result = dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 122         result.update(dict([(i, {}.fromkeys(field_names, 0.0)) for i in list(set([aaa['location_id'] for aaa in res_products_by_location]))]))
 123
 124         currency_id = self.pool.get('res.users').browse(cr, uid, uid).company_id.currency_id.id
 125         currency_obj = self.pool.get('res.currency')
 126         currency = currency_obj.browse(cr, uid, currency_id, context=context)
 127         for loc_id, product_ids in products_by_location.items():
 128             if prod_id:
 129                 product_ids = [prod_id]
 130             c = (context or {}).copy()
 131             c['location'] = loc_id
 132             for prod in product_product_obj.browse(cr, uid, product_ids, context=c):
 133                 for f in field_names:
 134                     if f == 'stock_real':
 135                         if loc_id not in result:
 136                             result[loc_id] = {}
 137                         result[loc_id][f] += prod.qty_available
 138                     elif f == 'stock_virtual':
 139                         result[loc_id][f] += prod.virtual_available
 140                     elif f == 'stock_real_value':
 141                         amount = prod.qty_available * prod.standard_price
 142                         amount = currency_obj.round(cr, uid, currency, amount)
 143                         result[loc_id][f] += amount
 144                     elif f == 'stock_virtual_value':
 145                         amount = prod.virtual_available * prod.standard_price
 146                         amount = currency_obj.round(cr, uid, currency, amount)
 147                         result[loc_id][f] += amount
 148         return result
 149
 150     _columns = {
 151         'name': fields.char('Location Name', size=64, required=True, translate=True),
 152         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 153         'usage': fields.selection([('supplier', 'Supplier Location'), ('view', 'View'), ('internal', 'Internal Location'), ('customer', 'Customer Location'), ('inventory', 'Inventory'), ('procurement', 'Procurement'), ('production', 'Production'), ('transit', 'Transit Location for Inter-Companies Transfers')], 'Location Type', required=True,
 154                  help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 155                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 156                        \n* Internal Location: Physical locations inside your own warehouses,
 157                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 158                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 159                        \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.
 160                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 161                       """, select = True),
 162          # temporarily removed, as it's unused: 'allocation_method': fields.selection([('fifo', 'FIFO'), ('lifo', 'LIFO'), ('nearest', 'Nearest')], 'Allocation Method', required=True),
 163         'complete_name': fields.function(_complete_name, type='char', size=256, string="Location Name",
 164                             store={'stock.location': (_get_sublocations, ['name', 'location_id'], 10)}),
 165
 166         'stock_real': fields.function(_product_value, type='float', string='Real Stock', multi="stock"),
 167         'stock_virtual': fields.function(_product_value, type='float', string='Virtual Stock', multi="stock"),
 168
 169         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 170         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 171
 172         'chained_journal_id': fields.many2one('stock.journal', 'Chaining Journal',help="Inventory Journal in which the chained move will be written, if the Chaining Type is not Transparent (no journal is used if left empty)"),
 173         'chained_location_id': fields.many2one('stock.location', 'Chained Location If Fixed'),
 174         'chained_location_type': fields.selection([('none', 'None'), ('customer', 'Customer'), ('fixed', 'Fixed Location')],
 175             'Chained Location Type', required=True,
 176             help="Determines whether this location is chained to another location, i.e. any incoming product in this location \n" \
 177                 "should next go to the chained location. The chained location is determined according to the type :"\
 178                 "\n* None: No chaining at all"\
 179                 "\n* Customer: The chained location will be taken from the Customer Location field on the Partner form of the Partner that is specified in the Picking list of the incoming products." \
 180                 "\n* Fixed Location: The chained location is taken from the next field: Chained Location if Fixed." \
 181                 ),
 182         'chained_auto_packing': fields.selection(
 183             [('auto', 'Automatic Move'), ('manual', 'Manual Operation'), ('transparent', 'Automatic No Step Added')],
 184             'Chaining Type',
 185             required=True,
 186             help="This is used only if you select a chained location type.\n" \
 187                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
 188                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
 189                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
 190             ),
 191         'chained_picking_type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', help="Shipping Type of the Picking List that will contain the chained move (leave empty to automatically detect the type based on the source and destination locations)."),
 192         'chained_company_id': fields.many2one('res.company', 'Chained Company', help='The company the Picking List containing the chained move will belong to (leave empty to use the default company determination rules'),
 193         'chained_delay': fields.integer('Chaining Lead Time',help="Delay between original move and chained move in days"),
 194         'partner_id': fields.many2one('res.partner', 'Location Address',help="Address of  customer or supplier."),
 195         'icon': fields.selection(tools.icons, 'Icon', size=64,help="Icon show in  hierarchical tree view"),
 196
 197         'comment': fields.text('Additional Information'),
 198         'posx': fields.integer('Corridor (X)',help="Optional localization details, for information purpose only"),
 199         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 200         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 201
 202         'parent_left': fields.integer('Left Parent', select=1),
 203         'parent_right': fields.integer('Right Parent', select=1),
 204         'stock_real_value': fields.function(_product_value, type='float', string='Real Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 205         'stock_virtual_value': fields.function(_product_value, type='float', string='Virtual Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 206         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between all companies'),
 207         'scrap_location': fields.boolean('Scrap Location', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 208         'valuation_in_account_id': fields.many2one('account.account', 'Stock Valuation Account (Incoming)', domain = [('type','=','other')],
 209                                                    help="Used for real-time inventory valuation. When set on a virtual location (non internal type), "
 210                                                         "this account will be used to hold the value of products being moved from an internal location "
 211                                                         "into this location, instead of the generic Stock Output Account set on the product. "
 212                                                         "This has no effect for internal locations."),
 213         'valuation_out_account_id': fields.many2one('account.account', 'Stock Valuation Account (Outgoing)', domain = [('type','=','other')],
 214                                                    help="Used for real-time inventory valuation. When set on a virtual location (non internal type), "
 215                                                         "this account will be used to hold the value of products being moved out of this location "
 216                                                         "and into an internal location, instead of the generic Stock Output Account set on the product. "
 217                                                         "This has no effect for internal locations."),
 218     }
 219     _defaults = {
 220         'active': True,
 221         'usage': 'internal',
 222         'chained_location_type': 'none',
 223         'chained_auto_packing': 'manual',
 224         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 225         'posx': 0,
 226         'posy': 0,
 227         'posz': 0,
 228         'icon': False,
 229         'scrap_location': False,
 230     }
 231
 232     def chained_location_get(self, cr, uid, location, partner=None, product=None, context=None):
 233         """ Finds chained location
 234         @param location: Location id
 235         @param partner: Partner id
 236         @param product: Product id
 237         @return: List of values
 238         """
 239         result = None
 240         if location.chained_location_type == 'customer':
 241             if partner:
 242                 result = partner.property_stock_customer
 243         elif location.chained_location_type == 'fixed':
 244             result = location.chained_location_id
 245         if result:
 246             return result, location.chained_auto_packing, location.chained_delay, location.chained_journal_id and location.chained_journal_id.id or False, location.chained_company_id and location.chained_company_id.id or False, location.chained_picking_type
 247         return result
 248
 249     def picking_type_get(self, cr, uid, from_location, to_location, context=None):
 250         """ Gets type of picking.
 251         @param from_location: Source location
 252         @param to_location: Destination location
 253         @return: Location type
 254         """
 255         result = 'internal'
 256         if (from_location.usage=='internal') and (to_location and to_location.usage in ('customer', 'supplier')):
 257             result = 'out'
 258         elif (from_location.usage in ('supplier', 'customer')) and (to_location.usage == 'internal'):
 259             result = 'in'
 260         return result
 261
 262     def _product_get_all_report(self, cr, uid, ids, product_ids=False, context=None):
 263         return self._product_get_report(cr, uid, ids, product_ids, context, recursive=True)
 264
 265     def _product_get_report(self, cr, uid, ids, product_ids=False,
 266             context=None, recursive=False):
 267         """ Finds the product quantity and price for particular location.
 268         @param product_ids: Ids of product
 269         @param recursive: True or False
 270         @return: Dictionary of values
 271         """
 272         if context is None:
 273             context = {}
 274         product_obj = self.pool.get('product.product')
 275         # Take the user company and pricetype
 276         context['currency_id'] = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.currency_id.id
 277
 278         # To be able to offer recursive or non-recursive reports we need to prevent recursive quantities by default
 279         context['compute_child'] = False
 280
 281         if not product_ids:
 282             product_ids = product_obj.search(cr, uid, [], context={'active_test': False})
 283
 284         products = product_obj.browse(cr, uid, product_ids, context=context)
 285         products_by_uom = {}
 286         products_by_id = {}
 287         for product in products:
 288             products_by_uom.setdefault(product.uom_id.id, [])
 289             products_by_uom[product.uom_id.id].append(product)
 290             products_by_id.setdefault(product.id, [])
 291             products_by_id[product.id] = product
 292
 293         result = {}
 294         result['product'] = []
 295         for id in ids:
 296             quantity_total = 0.0
 297             total_price = 0.0
 298             for uom_id in products_by_uom.keys():
 299                 fnc = self._product_get
 300                 if recursive:
 301                     fnc = self._product_all_get
 302                 ctx = context.copy()
 303                 ctx['uom'] = uom_id
 304                 qty = fnc(cr, uid, id, [x.id for x in products_by_uom[uom_id]],
 305                         context=ctx)
 306                 for product_id in qty.keys():
 307                     if not qty[product_id]:
 308                         continue
 309                     product = products_by_id[product_id]
 310                     quantity_total += qty[product_id]
 311
 312                     # Compute based on pricetype
 313                     # Choose the right filed standard_price to read
 314                     amount_unit = product.price_get('standard_price', context=context)[product.id]
 315                     price = qty[product_id] * amount_unit
 316
 317                     total_price += price
 318                     result['product'].append({
 319                         'price': amount_unit,
 320                         'prod_name': product.name,
 321                         'code': product.default_code, # used by lot_overview_all report!
 322                         'variants': product.variants or '',
 323                         'uom': product.uom_id.name,
 324                         'prod_qty': qty[product_id],
 325                         'price_value': price,
 326                     })
 327         result['total'] = quantity_total
 328         result['total_price'] = total_price
 329         return result
 330
 331     def _product_get_multi_location(self, cr, uid, ids, product_ids=False, context=None,
 332                                     states=['done'], what=('in', 'out')):
 333         """
 334         @param product_ids: Ids of product
 335         @param states: List of states
 336         @param what: Tuple of
 337         @return:
 338         """
 339         product_obj = self.pool.get('product.product')
 340         if context is None:
 341             context = {}
 342         context.update({
 343             'states': states,
 344             'what': what,
 345             'location': ids
 346         })
 347         return product_obj.get_product_available(cr, uid, product_ids, context=context)
 348
 349     def _product_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
 350         """
 351         @param product_ids:
 352         @param states:
 353         @return:
 354         """
 355         ids = id and [id] or []
 356         return self._product_get_multi_location(cr, uid, ids, product_ids, context=context, states=states)
 357
 358     def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
 359         # build the list of ids of children of the location given by id
 360         ids = id and [id] or []
 361         location_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 362         return self._product_get_multi_location(cr, uid, location_ids, product_ids, context, states)
 363
 364     def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=['done']):
 365         return self._product_all_get(cr, uid, id, product_ids, context, ['confirmed', 'waiting', 'assigned', 'done'])
 366
 367     def _product_reserve(self, cr, uid, ids, product_id, product_qty, context=None, lock=False):
 368         """
 369         Attempt to find a quantity ``product_qty`` (in the product's default uom or the uom passed in ``context``) of product ``product_id``
 370         in locations with id ``ids`` and their child locations. If ``lock`` is True, the stock.move lines
 371         of product with id ``product_id`` in the searched location will be write-locked using Postgres's
 372         "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back, to prevent reservin
 373         twice the same products.
 374         If ``lock`` is True and the lock cannot be obtained (because another transaction has locked some of
 375         the same stock.move lines), a log line will be output and False will be returned, as if there was
 376         not enough stock.
 377
 378         :param product_id: Id of product to reserve
 379         :param product_qty: Quantity of product to reserve (in the product's default uom or the uom passed in ``context``)
 380         :param lock: if True, the stock.move lines of product with id ``product_id`` in all locations (and children locations) with ``ids`` will
 381                      be write-locked using postgres's "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back. This is
 382                      to prevent reserving twice the same products.
 383         :param context: optional context dictionary: if a 'uom' key is present it will be used instead of the default product uom to
 384                         compute the ``product_qty`` and in the return value.
 385         :return: List of tuples in the form (qty, location_id) with the (partial) quantities that can be taken in each location to
 386                  reach the requested product_qty (``qty`` is expressed in the default uom of the product), of False if enough
 387                  products could not be found, or the lock could not be obtained (and ``lock`` was True).
 388         """
 389         result = []
 390         amount = 0.0
 391         if context is None:
 392             context = {}
 393         uom_obj = self.pool.get('product.uom')
 394         uom_rounding = self.pool.get('product.product').browse(cr, uid, product_id, context=context).uom_id.rounding
 395         if context.get('uom'):
 396             uom_rounding = uom_obj.browse(cr, uid, context.get('uom'), context=context).rounding
 397         for id in self.search(cr, uid, [('location_id', 'child_of', ids)]):
 398             if lock:
 399                 try:
 400                     # Must lock with a separate select query because FOR UPDATE can't be used with
 401                     # aggregation/group by's (when individual rows aren't identifiable).
 402                     # We use a SAVEPOINT to be able to rollback this part of the transaction without
 403                     # failing the whole transaction in case the LOCK cannot be acquired.
 404                     cr.execute("SAVEPOINT stock_location_product_reserve")
 405                     cr.execute("""SELECT id FROM stock_move
 406                                   WHERE product_id=%s AND
 407                                           (
 408                                             (location_dest_id=%s AND
 409                                              location_id<>%s AND
 410                                              state='done')
 411                                             OR
 412                                             (location_id=%s AND
 413                                              location_dest_id<>%s AND
 414                                              state in ('done', 'assigned'))
 415                                           )
 416                                   FOR UPDATE of stock_move NOWAIT""", (product_id, id, id, id, id), log_exceptions=False)
 417                 except Exception:
 418                     # Here it's likely that the FOR UPDATE NOWAIT failed to get the LOCK,
 419                     # so we ROLLBACK to the SAVEPOINT to restore the transaction to its earlier
 420                     # state, we return False as if the products were not available, and log it:
 421                     cr.execute("ROLLBACK TO stock_location_product_reserve")
 422                     _logger.warn("Failed attempt to reserve %s x product %s, likely due to another transaction already in progress. Next attempt is likely to work. Detailed error available at DEBUG level.", product_qty, product_id)
 423                     _logger.debug("Trace of the failed product reservation attempt: ", exc_info=True)
 424                     return False
 425
 426             # XXX TODO: rewrite this with one single query, possibly even the quantity conversion
 427             cr.execute("""SELECT product_uom, sum(product_qty) AS product_qty
 428                           FROM stock_move
 429                           WHERE location_dest_id=%s AND
 430                                 location_id<>%s AND
 431                                 product_id=%s AND
 432                                 state='done'
 433                           GROUP BY product_uom
 434                        """,
 435                        (id, id, product_id))
 436             results = cr.dictfetchall()
 437             cr.execute("""SELECT product_uom,-sum(product_qty) AS product_qty
 438                           FROM stock_move
 439                           WHERE location_id=%s AND
 440                                 location_dest_id<>%s AND
 441                                 product_id=%s AND
 442                                 state in ('done', 'assigned')
 443                           GROUP BY product_uom
 444                        """,
 445                        (id, id, product_id))
 446             results += cr.dictfetchall()
 447             total = 0.0
 448             results2 = 0.0
 449             for r in results:
 450                 amount = uom_obj._compute_qty(cr, uid, r['product_uom'], r['product_qty'], context.get('uom', False))
 451                 results2 += amount
 452                 total += amount
 453             if total <= 0.0:
 454                 continue
 455
 456             amount = results2
 457             compare_qty = float_compare(amount, 0, precision_rounding=uom_rounding)
 458             if compare_qty == 1:
 459                 if amount > min(total, product_qty):
 460                     amount = min(product_qty, total)
 461                 result.append((amount, id))
 462                 product_qty -= amount
 463                 total -= amount
 464                 if product_qty <= 0.0:
 465                     return result
 466                 if total <= 0.0:
 467                     continue
 468         return False
 469
 470 stock_location()
 471
 472
 473 class stock_tracking(osv.osv):
 474     _name = "stock.tracking"
 475     _description = "Packs"
 476
 477     def checksum(sscc):
 478         salt = '31' * 8 + '3'
 479         sum = 0
 480         for sscc_part, salt_part in zip(sscc, salt):
 481             sum += int(sscc_part) * int(salt_part)
 482         return (10 - (sum % 10)) % 10
 483     checksum = staticmethod(checksum)
 484
 485     def make_sscc(self, cr, uid, context=None):
 486         sequence = self.pool.get('ir.sequence').get(cr, uid, 'stock.lot.tracking')
 487         try:
 488             return sequence + str(self.checksum(sequence))
 489         except Exception:
 490             return sequence
 491
 492     _columns = {
 493         'name': fields.char('Pack Reference', size=64, required=True, select=True, help="By default, the pack reference is generated following the sscc standard. (Serial number + 1 check digit)"),
 494         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a pack without deleting it."),
 495         'serial': fields.char('Additional Reference', size=64, select=True, help="Other reference or serial number"),
 496         'move_ids': fields.one2many('stock.move', 'tracking_id', 'Moves for this pack', readonly=True),
 497         'date': fields.datetime('Creation Date', required=True),
 498     }
 499     _defaults = {
 500         'active': 1,
 501         'name': make_sscc,
 502         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 503     }
 504
 505     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
 506         if not args:
 507             args = []
 508         ids = self.search(cr, user, [('serial', '=', name)]+ args, limit=limit, context=context)
 509         ids += self.search(cr, user, [('name', operator, name)]+ args, limit=limit, context=context)
 510         return self.name_get(cr, user, ids, context)
 511
 512     def name_get(self, cr, uid, ids, context=None):
 513         if not len(ids):
 514             return []
 515         res = [(r['id'], r['name']+' ['+(r['serial'] or '')+']') for r in self.read(cr, uid, ids, ['name', 'serial'], context)]
 516         return res
 517
 518     def unlink(self, cr, uid, ids, context=None):
 519         raise osv.except_osv(_('Error'), _('You cannot remove a lot line.'))
 520
 521     def action_traceability(self, cr, uid, ids, context={}):
 522         """ It traces the information of a product
 523         @param self: The object pointer.
 524         @param cr: A database cursor
 525         @param uid: ID of the user currently logged in
 526         @param ids: List of IDs selected
 527         @param context: A standard dictionary
 528         @return: A dictionary of values
 529         """
 530         return self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
 531
 532 stock_tracking()
 533
 534 #----------------------------------------------------------
 535 # Stock Picking
 536 #----------------------------------------------------------
 537 class stock_picking(osv.osv):
 538     _name = "stock.picking"
 539     _inherit = ['mail.thread']
 540     _description = "Picking List"
 541
 542     def _set_maximum_date(self, cr, uid, ids, name, value, arg, context=None):
 543         """ Calculates planned date if it is greater than 'value'.
 544         @param name: Name of field
 545         @param value: Value of field
 546         @param arg: User defined argument
 547         @return: True or False
 548         """
 549         if not value:
 550             return False
 551         if isinstance(ids, (int, long)):
 552             ids = [ids]
 553         for pick in self.browse(cr, uid, ids, context=context):
 554             sql_str = """update stock_move set
 555                     date='%s'
 556                 where
 557                     picking_id=%d """ % (value, pick.id)
 558
 559             if pick.max_date:
 560                 sql_str += " and (date='" + pick.max_date + "' or date>'" + value + "')"
 561             cr.execute(sql_str)
 562         return True
 563
 564     def _set_minimum_date(self, cr, uid, ids, name, value, arg, context=None):
 565         """ Calculates planned date if it is less than 'value'.
 566         @param name: Name of field
 567         @param value: Value of field
 568         @param arg: User defined argument
 569         @return: True or False
 570         """
 571         if not value:
 572             return False
 573         if isinstance(ids, (int, long)):
 574             ids = [ids]
 575         for pick in self.browse(cr, uid, ids, context=context):
 576             sql_str = """update stock_move set
 577                     date='%s'
 578                 where
 579                     picking_id=%s """ % (value, pick.id)
 580             if pick.min_date:
 581                 sql_str += " and (date='" + pick.min_date + "' or date<'" + value + "')"
 582             cr.execute(sql_str)
 583         return True
 584
 585     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 586         """ Finds minimum and maximum dates for picking.
 587         @return: Dictionary of values
 588         """
 589         res = {}
 590         for id in ids:
 591             res[id] = {'min_date': False, 'max_date': False}
 592         if not ids:
 593             return res
 594         cr.execute("""select
 595                 picking_id,
 596                 min(date_expected),
 597                 max(date_expected)
 598             from
 599                 stock_move
 600             where
 601                 picking_id IN %s
 602             group by
 603                 picking_id""",(tuple(ids),))
 604         for pick, dt1, dt2 in cr.fetchall():
 605             res[pick]['min_date'] = dt1
 606             res[pick]['max_date'] = dt2
 607         return res
 608
 609     def create(self, cr, user, vals, context=None):
 610         if ('name' not in vals) or (vals.get('name')=='/'):
 611             seq_obj_name =  'stock.picking.' + vals['type']
 612             vals['name'] = self.pool.get('ir.sequence').get(cr, user, seq_obj_name)
 613         new_id = super(stock_picking, self).create(cr, user, vals, context)
 614         if new_id:
 615             self.create_send_note(cr, user, [new_id], context=context)
 616         return new_id
 617
 618     _columns = {
 619         'name': fields.char('Reference', size=64, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 620         'origin': fields.char('Source', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
 621         '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),
 622         'type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', required=True, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Shipping type specify, goods coming in or going out."),
 623         'note': fields.text('Notes', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 624         'stock_journal_id': fields.many2one('stock.journal','Stock Journal', select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 625         'location_id': fields.many2one('stock.location', 'Location', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Keep empty if you produce at the location where the finished products are needed." \
 626                 "Set a location if you produce at a fixed location. This can be a partner location " \
 627                 "if you subcontract the manufacturing operations.", select=True),
 628         'location_dest_id': fields.many2one('stock.location', 'Dest. Location', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Location where the system will stock the finished products.", select=True),
 629         '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"),
 630         'state': fields.selection([
 631             ('draft', 'Draft'),
 632             ('cancel', 'Cancelled'),
 633             ('auto', 'Waiting Another Operation'),
 634             ('confirmed', 'Waiting Availability'),
 635             ('assigned', 'Ready to Transfer'),
 636             ('done', 'Transferred'),
 637             ], 'Status', readonly=True, select=True, help="""
 638             * Draft: not confirmed yet and will not be scheduled until confirmed\n
 639             * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 640             * Waiting Availability: still waiting for the availability of products\n
 641             * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 642             * Transferred: has been processed, can't be modified or cancelled anymore\n
 643             * Cancelled: has been cancelled, can't be confirmed anymore"""
 644         ),
 645         'min_date': fields.function(get_min_max_date, fnct_inv=_set_minimum_date, multi="min_max_date",
 646                  store=True, type='datetime', string='Scheduled Date', select=1, help="Scheduled date for the shipment to be processed"),
 647         'date': fields.datetime('Order Date', help="Date of order", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 648         'date_done': fields.datetime('Date Done', help="Date of Completion", states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 649         'max_date': fields.function(get_min_max_date, fnct_inv=_set_maximum_date, multi="min_max_date",
 650                  store=True, type='datetime', string='Max. Expected Date', select=2),
 651         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 652         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 653         'auto_picking': fields.boolean('Auto-Picking', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 654         'partner_id': fields.many2one('res.partner', 'Partner', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 655         'invoice_state': fields.selection([
 656             ("invoiced", "Invoiced"),
 657             ("2binvoiced", "To Be Invoiced"),
 658             ("none", "Not Applicable")], "Invoice Control",
 659             select=True, required=True, readonly=True, states={'draft': [('readonly', False)]}),
 660         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 661     }
 662     _defaults = {
 663         'name': lambda self, cr, uid, context: '/',
 664         'state': 'draft',
 665         'move_type': 'direct',
 666         'type': 'internal',
 667         'invoice_state': 'none',
 668         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 669         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c)
 670     }
 671     _sql_constraints = [
 672         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per Company!'),
 673     ]
 674
 675     def action_process(self, cr, uid, ids, context=None):
 676         return {
 677             'view_type': 'form',
 678             'view_mode': 'form',
 679             'res_model': 'stock.partial.picking',
 680             'type': 'ir.actions.act_window',
 681             'target': 'new',
 682             'context': context,
 683             'nodestroy': True,
 684         }
 685
 686     def copy(self, cr, uid, id, default=None, context=None):
 687         if default is None:
 688             default = {}
 689         default = default.copy()
 690         picking_obj = self.browse(cr, uid, id, context=context)
 691         move_obj=self.pool.get('stock.move')
 692         if ('name' not in default) or (picking_obj.name=='/'):
 693             seq_obj_name =  'stock.picking.' + picking_obj.type
 694             default['name'] = self.pool.get('ir.sequence').get(cr, uid, seq_obj_name)
 695             default['origin'] = ''
 696             default['backorder_id'] = False
 697         if picking_obj.invoice_state == 'invoiced':
 698             default['invoice_state'] = '2binvoiced'
 699         res=super(stock_picking, self).copy(cr, uid, id, default, context)
 700         if res:
 701             picking_obj = self.browse(cr, uid, res, context=context)
 702             for move in picking_obj.move_lines:
 703                 move_obj.write(cr, uid, [move.id], {'tracking_id': False,'prodlot_id':False, 'move_history_ids2': [(6, 0, [])], 'move_history_ids': [(6, 0, [])]})
 704         return res
 705
 706     def onchange_partner_in(self, cr, uid, context=None, partner_id=None):
 707         return {}
 708
 709     def action_explode(self, cr, uid, moves, context=None):
 710         return moves
 711
 712     def action_confirm(self, cr, uid, ids, context=None):
 713         """ Confirms picking.
 714         @return: True
 715         """
 716         self.write(cr, uid, ids, {'state': 'confirmed'})
 717         todo = []
 718         for picking in self.browse(cr, uid, ids, context=context):
 719             for r in picking.move_lines:
 720                 if r.state == 'draft':
 721                     todo.append(r.id)
 722
 723
 724         todo = self.action_explode(cr, uid, todo, context)
 725         if len(todo):
 726             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 727         return True
 728
 729     def test_auto_picking(self, cr, uid, ids):
 730         # TODO: Check locations to see if in the same location ?
 731         return True
 732
 733     def action_assign(self, cr, uid, ids, *args):
 734         """ Changes state of picking to available if all moves are confirmed.
 735         @return: True
 736         """
 737         wf_service = netsvc.LocalService("workflow")
 738         for pick in self.browse(cr, uid, ids):
 739             if pick.state == 'draft':
 740                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_confirm', cr)
 741             move_ids = [x.id for x in pick.move_lines if x.state == 'confirmed']
 742             if not move_ids:
 743                 raise osv.except_osv(_('Warning !'),_('Not enough stock, unable to reserve the products.'))
 744             self.pool.get('stock.move').action_assign(cr, uid, move_ids)
 745         return True
 746
 747     def force_assign(self, cr, uid, ids, *args):
 748         """ Changes state of picking to available if moves are confirmed or waiting.
 749         @return: True
 750         """
 751         wf_service = netsvc.LocalService("workflow")
 752         for pick in self.browse(cr, uid, ids):
 753             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed','waiting']]
 754             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 755             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 756         return True
 757
 758     def draft_force_assign(self, cr, uid, ids, *args):
 759         """ Confirms picking directly from draft state.
 760         @return: True
 761         """
 762         wf_service = netsvc.LocalService("workflow")
 763         for pick in self.browse(cr, uid, ids):
 764             if not pick.move_lines:
 765                 raise osv.except_osv(_('Error !'),_('You cannot process picking without stock moves.'))
 766             wf_service.trg_validate(uid, 'stock.picking', pick.id,
 767                 'button_confirm', cr)
 768         return True
 769
 770     def draft_validate(self, cr, uid, ids, context=None):
 771         """ Validates picking directly from draft state.
 772         @return: True
 773         """
 774         wf_service = netsvc.LocalService("workflow")
 775         self.draft_force_assign(cr, uid, ids)
 776         for pick in self.browse(cr, uid, ids, context=context):
 777             move_ids = [x.id for x in pick.move_lines]
 778             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 779             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 780         return self.action_process(
 781             cr, uid, ids, context=context)
 782     def cancel_assign(self, cr, uid, ids, *args):
 783         """ Cancels picking and moves.
 784         @return: True
 785         """
 786         wf_service = netsvc.LocalService("workflow")
 787         for pick in self.browse(cr, uid, ids):
 788             move_ids = [x.id for x in pick.move_lines]
 789             self.pool.get('stock.move').cancel_assign(cr, uid, move_ids)
 790             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 791         return True
 792
 793     def action_assign_wkf(self, cr, uid, ids, context=None):
 794         """ Changes picking state to assigned.
 795         @return: True
 796         """
 797         self.write(cr, uid, ids, {'state': 'assigned'})
 798         return True
 799
 800     def test_finished(self, cr, uid, ids):
 801         """ Tests whether the move is in done or cancel state or not.
 802         @return: True or False
 803         """
 804         move_ids = self.pool.get('stock.move').search(cr, uid, [('picking_id', 'in', ids)])
 805         for move in self.pool.get('stock.move').browse(cr, uid, move_ids):
 806             if move.state not in ('done', 'cancel'):
 807
 808                 if move.product_qty != 0.0:
 809                     return False
 810                 else:
 811                     move.write({'state': 'done'})
 812         return True
 813
 814     def test_assigned(self, cr, uid, ids):
 815         """ Tests whether the move is in assigned state or not.
 816         @return: True or False
 817         """
 818         #TOFIX: assignment of move lines should be call before testing assigment otherwise picking never gone in assign state
 819         ok = True
 820         for pick in self.browse(cr, uid, ids):
 821             mt = pick.move_type
 822             # incomming shipments are always set as available if they aren't chained
 823             if pick.type == 'in':
 824                 if all([x.state != 'waiting' for x in pick.move_lines]):
 825                     return True
 826             for move in pick.move_lines:
 827                 if (move.state in ('confirmed', 'draft')) and (mt == 'one'):
 828                     return False
 829                 if (mt == 'direct') and (move.state == 'assigned') and (move.product_qty):
 830                     return True
 831                 ok = ok and (move.state in ('cancel', 'done', 'assigned'))
 832         return ok
 833
 834     def action_cancel(self, cr, uid, ids, context=None):
 835         """ Changes picking state to cancel.
 836         @return: True
 837         """
 838         for pick in self.browse(cr, uid, ids, context=context):
 839             ids2 = [move.id for move in pick.move_lines]
 840             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 841         self.write(cr, uid, ids, {'state': 'cancel', 'invoice_state': 'none'})
 842         self.ship_cancel_send_note(cr, uid, ids, context)
 843         return True
 844
 845     #
 846     # TODO: change and create a move if not parents
 847     #
 848     def action_done(self, cr, uid, ids, context=None):
 849         """ Changes picking state to done.
 850         @return: True
 851         """
 852         self.write(cr, uid, ids, {'state': 'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')})
 853         return True
 854
 855     def action_move(self, cr, uid, ids, context=None):
 856         """ Changes move state to assigned.
 857         @return: True
 858         """
 859         for pick in self.browse(cr, uid, ids, context=context):
 860             todo = []
 861             for move in pick.move_lines:
 862                 if move.state == 'draft':
 863                     self.pool.get('stock.move').action_confirm(cr, uid, [move.id],
 864                         context=context)
 865                     todo.append(move.id)
 866                 elif move.state in ('assigned','confirmed'):
 867                     todo.append(move.id)
 868             if len(todo):
 869                 self.pool.get('stock.move').action_done(cr, uid, todo,
 870                         context=context)
 871         return True
 872
 873     def get_currency_id(self, cr, uid, picking):
 874         return False
 875
 876     def _get_partner_to_invoice(self, cr, uid, picking, context=None):
 877         """ Gets the partner that will be invoiced
 878             Note that this function is inherited in the sale and purchase modules
 879             @param picking: object of the picking for which we are selecting the partner to invoice
 880             @return: object of the partner to invoice
 881         """
 882         return picking.partner_id and picking.partner_id.id
 883
 884     def _get_comment_invoice(self, cr, uid, picking):
 885         """
 886         @return: comment string for invoice
 887         """
 888         return picking.note or ''
 889
 890     def _get_price_unit_invoice(self, cr, uid, move_line, type, context=None):
 891         """ Gets price unit for invoice
 892         @param move_line: Stock move lines
 893         @param type: Type of invoice
 894         @return: The price unit for the move line
 895         """
 896         if context is None:
 897             context = {}
 898
 899         if type in ('in_invoice', 'in_refund'):
 900             # Take the user company and pricetype
 901             context['currency_id'] = move_line.company_id.currency_id.id
 902             amount_unit = move_line.product_id.price_get('standard_price', context=context)[move_line.product_id.id]
 903             return amount_unit
 904         else:
 905             return move_line.product_id.list_price
 906
 907     def _get_discount_invoice(self, cr, uid, move_line):
 908         '''Return the discount for the move line'''
 909         return 0.0
 910
 911     def _get_taxes_invoice(self, cr, uid, move_line, type):
 912         """ Gets taxes on invoice
 913         @param move_line: Stock move lines
 914         @param type: Type of invoice
 915         @return: Taxes Ids for the move line
 916         """
 917         if type in ('in_invoice', 'in_refund'):
 918             taxes = move_line.product_id.supplier_taxes_id
 919         else:
 920             taxes = move_line.product_id.taxes_id
 921
 922         if move_line.picking_id and move_line.picking_id.partner_id and move_line.picking_id.partner_id.id:
 923             return self.pool.get('account.fiscal.position').map_tax(
 924                 cr,
 925                 uid,
 926                 move_line.picking_id.partner_id.property_account_position,
 927                 taxes
 928             )
 929         else:
 930             return map(lambda x: x.id, taxes)
 931
 932     def _get_account_analytic_invoice(self, cr, uid, picking, move_line):
 933         return False
 934
 935     def _invoice_line_hook(self, cr, uid, move_line, invoice_line_id):
 936         '''Call after the creation of the invoice line'''
 937         return
 938
 939     def _invoice_hook(self, cr, uid, picking, invoice_id):
 940         '''Call after the creation of the invoice'''
 941         return
 942
 943     def _get_invoice_type(self, pick):
 944         src_usage = dest_usage = None
 945         inv_type = None
 946         if pick.invoice_state == '2binvoiced':
 947             if pick.move_lines:
 948                 src_usage = pick.move_lines[0].location_id.usage
 949                 dest_usage = pick.move_lines[0].location_dest_id.usage
 950             if pick.type == 'out' and dest_usage == 'supplier':
 951                 inv_type = 'in_refund'
 952             elif pick.type == 'out' and dest_usage == 'customer':
 953                 inv_type = 'out_invoice'
 954             elif pick.type == 'in' and src_usage == 'supplier':
 955                 inv_type = 'in_invoice'
 956             elif pick.type == 'in' and src_usage == 'customer':
 957                 inv_type = 'out_refund'
 958             else:
 959                 inv_type = 'out_invoice'
 960         return inv_type
 961
 962     def _prepare_invoice_group(self, cr, uid, picking, partner, invoice, context=None):
 963         """ Builds the dict for grouped invoices
 964             @param picking: picking object
 965             @param partner: object of the partner to invoice (not used here, but may be usefull if this function is inherited)
 966             @param invoice: object of the invoice that we are updating
 967             @return: dict that will be used to update the invoice
 968         """
 969         comment = self._get_comment_invoice(cr, uid, picking)
 970         return {
 971             'name': (invoice.name or '') + ', ' + (picking.name or ''),
 972             'origin': (invoice.origin or '') + ', ' + (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
 973             'comment': (comment and (invoice.comment and invoice.comment + "\n" + comment or comment)) or (invoice.comment and invoice.comment or ''),
 974             'date_invoice': context.get('date_inv', False),
 975             'user_id': uid,
 976         }
 977
 978     def _prepare_invoice(self, cr, uid, picking, partner, inv_type, journal_id, context=None):
 979         """ Builds the dict containing the values for the invoice
 980             @param picking: picking object
 981             @param partner: object of the partner to invoice
 982             @param inv_type: type of the invoice ('out_invoice', 'in_invoice', ...)
 983             @param journal_id: ID of the accounting journal
 984             @return: dict that will be used to create the invoice object
 985         """
 986         if isinstance(partner, int):
 987             partner = self.pool.get('res.partner').browse(cr, uid, partner, context=context)
 988         if inv_type in ('out_invoice', 'out_refund'):
 989             account_id = partner.property_account_receivable.id
 990         else:
 991             account_id = partner.property_account_payable.id
 992         comment = self._get_comment_invoice(cr, uid, picking)
 993         invoice_vals = {
 994             'name': picking.name,
 995             'origin': (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
 996             'type': inv_type,
 997             'account_id': account_id,
 998             'partner_id': partner.id,
 999             'comment': comment,
1000             'payment_term': partner.property_payment_term and partner.property_payment_term.id or False,
1001             'fiscal_position': partner.property_account_position.id,
1002             'date_invoice': context.get('date_inv', False),
1003             'company_id': picking.company_id.id,
1004             'user_id': uid,
1005         }
1006         cur_id = self.get_currency_id(cr, uid, picking)
1007         if cur_id:
1008             invoice_vals['currency_id'] = cur_id
1009         if journal_id:
1010             invoice_vals['journal_id'] = journal_id
1011         return invoice_vals
1012
1013     def _prepare_invoice_line(self, cr, uid, group, picking, move_line, invoice_id,
1014         invoice_vals, context=None):
1015         """ Builds the dict containing the values for the invoice line
1016             @param group: True or False
1017             @param picking: picking object
1018             @param: move_line: move_line object
1019             @param: invoice_id: ID of the related invoice
1020             @param: invoice_vals: dict used to created the invoice
1021             @return: dict that will be used to create the invoice line
1022         """
1023         if group:
1024             name = (picking.name or '') + '-' + move_line.name
1025         else:
1026             name = move_line.name
1027         origin = move_line.picking_id.name or ''
1028         if move_line.picking_id.origin:
1029             origin += ':' + move_line.picking_id.origin
1030
1031         if invoice_vals['type'] in ('out_invoice', 'out_refund'):
1032             account_id = move_line.product_id.product_tmpl_id.\
1033                     property_account_income.id
1034             if not account_id:
1035                 account_id = move_line.product_id.categ_id.\
1036                         property_account_income_categ.id
1037         else:
1038             account_id = move_line.product_id.product_tmpl_id.\
1039                     property_account_expense.id
1040             if not account_id:
1041                 account_id = move_line.product_id.categ_id.\
1042                         property_account_expense_categ.id
1043         if invoice_vals['fiscal_position']:
1044             fp_obj = self.pool.get('account.fiscal.position')
1045             fiscal_position = fp_obj.browse(cr, uid, invoice_vals['fiscal_position'], context=context)
1046             account_id = fp_obj.map_account(cr, uid, fiscal_position, account_id)
1047         # set UoS if it's a sale and the picking doesn't have one
1048         uos_id = move_line.product_uos and move_line.product_uos.id or False
1049         if not uos_id and invoice_vals['type'] in ('out_invoice', 'out_refund'):
1050             uos_id = move_line.product_uom.id
1051
1052         return {
1053             'name': name,
1054             'origin': origin,
1055             'invoice_id': invoice_id,
1056             'uos_id': uos_id,
1057             'product_id': move_line.product_id.id,
1058             'account_id': account_id,
1059             'price_unit': self._get_price_unit_invoice(cr, uid, move_line, invoice_vals['type']),
1060             'discount': self._get_discount_invoice(cr, uid, move_line),
1061             'quantity': move_line.product_uos_qty or move_line.product_qty,
1062             'invoice_line_tax_id': [(6, 0, self._get_taxes_invoice(cr, uid, move_line, invoice_vals['type']))],
1063             'account_analytic_id': self._get_account_analytic_invoice(cr, uid, picking, move_line),
1064         }
1065
1066     def action_invoice_create(self, cr, uid, ids, journal_id=False,
1067             group=False, type='out_invoice', context=None):
1068         """ Creates invoice based on the invoice state selected for picking.
1069         @param journal_id: Id of journal
1070         @param group: Whether to create a group invoice or not
1071         @param type: Type invoice to be created
1072         @return: Ids of created invoices for the pickings
1073         """
1074         if context is None:
1075             context = {}
1076
1077         invoice_obj = self.pool.get('account.invoice')
1078         invoice_line_obj = self.pool.get('account.invoice.line')
1079         partner_obj = self.pool.get('res.partner')
1080         invoices_group = {}
1081         res = {}
1082         inv_type = type
1083         for picking in self.browse(cr, uid, ids, context=context):
1084             if picking.invoice_state != '2binvoiced':
1085                 continue
1086             partner = self._get_partner_to_invoice(cr, uid, picking, context=context)
1087             if isinstance(partner, int):
1088                 partner = partner_obj.browse(cr, uid, [partner], context=context)[0]
1089             if not partner:
1090                 raise osv.except_osv(_('Error, no partner !'),
1091                     _('Please put a partner on the picking list if you want to generate invoice.'))
1092
1093             if not inv_type:
1094                 inv_type = self._get_invoice_type(picking)
1095
1096             if group and partner.id in invoices_group:
1097                 invoice_id = invoices_group[partner.id]
1098                 invoice = invoice_obj.browse(cr, uid, invoice_id)
1099                 invoice_vals_group = self._prepare_invoice_group(cr, uid, picking, partner, invoice, context=context)
1100                 invoice_obj.write(cr, uid, [invoice_id], invoice_vals_group, context=context)
1101             else:
1102                 invoice_vals = self._prepare_invoice(cr, uid, picking, partner, inv_type, journal_id, context=context)
1103                 invoice_id = invoice_obj.create(cr, uid, invoice_vals, context=context)
1104                 invoices_group[partner.id] = invoice_id
1105             res[picking.id] = invoice_id
1106             for move_line in picking.move_lines:
1107                 if move_line.state == 'cancel':
1108                     continue
1109                 vals = self._prepare_invoice_line(cr, uid, group, picking, move_line,
1110                                 invoice_id, invoice_vals, context=context)
1111                 if vals:
1112                     invoice_line_id = invoice_line_obj.create(cr, uid, vals, context=context)
1113                     self._invoice_line_hook(cr, uid, move_line, invoice_line_id)
1114
1115             invoice_obj.button_compute(cr, uid, [invoice_id], context=context,
1116                     set_total=(inv_type in ('in_invoice', 'in_refund')))
1117             self.write(cr, uid, [picking.id], {
1118                 'invoice_state': 'invoiced',
1119                 }, context=context)
1120             self._invoice_hook(cr, uid, picking, invoice_id)
1121         self.write(cr, uid, res.keys(), {
1122             'invoice_state': 'invoiced',
1123             }, context=context)
1124         return res
1125
1126     def test_done(self, cr, uid, ids, context=None):
1127         """ Test whether the move lines are done or not.
1128         @return: True or False
1129         """
1130         ok = False
1131         for pick in self.browse(cr, uid, ids, context=context):
1132             if not pick.move_lines:
1133                 return True
1134             for move in pick.move_lines:
1135                 if move.state not in ('cancel','done'):
1136                     return False
1137                 if move.state=='done':
1138                     ok = True
1139         return ok
1140
1141     def test_cancel(self, cr, uid, ids, context=None):
1142         """ Test whether the move lines are canceled or not.
1143         @return: True or False
1144         """
1145         for pick in self.browse(cr, uid, ids, context=context):
1146             for move in pick.move_lines:
1147                 if move.state not in ('cancel',):
1148                     return False
1149         return True
1150
1151     def allow_cancel(self, cr, uid, ids, context=None):
1152         for pick in self.browse(cr, uid, ids, context=context):
1153             if not pick.move_lines:
1154                 return True
1155             for move in pick.move_lines:
1156                 if move.state == 'done':
1157                     raise osv.except_osv(_('Error'), _('You cannot cancel picking because stock move is in done state!'))
1158         return True
1159     def unlink(self, cr, uid, ids, context=None):
1160         move_obj = self.pool.get('stock.move')
1161         if context is None:
1162             context = {}
1163         for pick in self.browse(cr, uid, ids, context=context):
1164             if pick.state in ['done','cancel']:
1165                 raise osv.except_osv(_('Error'), _('You cannot remove the picking which is in %s state!')%(pick.state,))
1166             else:
1167                 ids2 = [move.id for move in pick.move_lines]
1168                 ctx = context.copy()
1169                 ctx.update({'call_unlink':True})
1170                 if pick.state != 'draft':
1171                     #Cancelling the move in order to affect Virtual stock of product
1172                     move_obj.action_cancel(cr, uid, ids2, ctx)
1173                 #Removing the move
1174                 move_obj.unlink(cr, uid, ids2, ctx)
1175
1176         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
1177
1178     # FIXME: needs refactoring, this code is partially duplicated in stock_move.do_partial()!
1179     def do_partial(self, cr, uid, ids, partial_datas, context=None):
1180         """ Makes partial picking and moves done.
1181         @param partial_datas : Dictionary containing details of partial picking
1182                           like partner_id, partner_id, delivery_date,
1183                           delivery moves with product_id, product_qty, uom
1184         @return: Dictionary of values
1185         """
1186         if context is None:
1187             context = {}
1188         else:
1189             context = dict(context)
1190         res = {}
1191         move_obj = self.pool.get('stock.move')
1192         product_obj = self.pool.get('product.product')
1193         currency_obj = self.pool.get('res.currency')
1194         uom_obj = self.pool.get('product.uom')
1195         sequence_obj = self.pool.get('ir.sequence')
1196         wf_service = netsvc.LocalService("workflow")
1197         for pick in self.browse(cr, uid, ids, context=context):
1198             new_picking = None
1199             complete, too_many, too_few = [], [], []
1200             move_product_qty, prodlot_ids, product_avail, partial_qty, product_uoms = {}, {}, {}, {}, {}
1201             for move in pick.move_lines:
1202                 if move.state in ('done', 'cancel'):
1203                     continue
1204                 partial_data = partial_datas.get('move%s'%(move.id), {})
1205                 product_qty = partial_data.get('product_qty',0.0)
1206                 move_product_qty[move.id] = product_qty
1207                 product_uom = partial_data.get('product_uom',False)
1208                 product_price = partial_data.get('product_price',0.0)
1209                 product_currency = partial_data.get('product_currency',False)
1210                 prodlot_id = partial_data.get('prodlot_id')
1211                 prodlot_ids[move.id] = prodlot_id
1212                 product_uoms[move.id] = product_uom
1213                 partial_qty[move.id] = uom_obj._compute_qty(cr, uid, product_uoms[move.id], product_qty, move.product_uom.id)
1214                 if move.product_qty == partial_qty[move.id]:
1215                     complete.append(move)
1216                 elif move.product_qty > partial_qty[move.id]:
1217                     too_few.append(move)
1218                 else:
1219                     too_many.append(move)
1220
1221                 # Average price computation
1222                 if (pick.type == 'in') and (move.product_id.cost_method == 'average'):
1223                     product = product_obj.browse(cr, uid, move.product_id.id)
1224                     move_currency_id = move.company_id.currency_id.id
1225                     context['currency_id'] = move_currency_id
1226                     qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
1227
1228                     if product.id in product_avail:
1229                         product_avail[product.id] += qty
1230                     else:
1231                         product_avail[product.id] = product.qty_available
1232
1233                     if qty > 0:
1234                         new_price = currency_obj.compute(cr, uid, product_currency,
1235                                 move_currency_id, product_price)
1236                         new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
1237                                 product.uom_id.id)
1238                         if product.qty_available <= 0:
1239                             new_std_price = new_price
1240                         else:
1241                             # Get the standard price
1242                             amount_unit = product.price_get('standard_price', context=context)[product.id]
1243                             new_std_price = ((amount_unit * product_avail[product.id])\
1244                                 + (new_price * qty))/(product_avail[product.id] + qty)
1245                         # Write the field according to price type field
1246                         product_obj.write(cr, uid, [product.id], {'standard_price': new_std_price})
1247
1248                         # Record the values that were chosen in the wizard, so they can be
1249                         # used for inventory valuation if real-time valuation is enabled.
1250                         move_obj.write(cr, uid, [move.id],
1251                                 {'price_unit': product_price,
1252                                  'price_currency_id': product_currency})
1253
1254
1255             for move in too_few:
1256                 product_qty = move_product_qty[move.id]
1257                 if not new_picking:
1258                     new_picking = self.copy(cr, uid, pick.id,
1259                             {
1260                                 'name': sequence_obj.get(cr, uid, 'stock.picking.%s'%(pick.type)),
1261                                 'move_lines' : [],
1262                                 'state':'draft',
1263                             })
1264                 if product_qty != 0:
1265                     defaults = {
1266                             'product_qty' : product_qty,
1267                             'product_uos_qty': product_qty, #TODO: put correct uos_qty
1268                             'picking_id' : new_picking,
1269                             'state': 'assigned',
1270                             'move_dest_id': False,
1271                             'price_unit': move.price_unit,
1272                             'product_uom': product_uoms[move.id]
1273                     }
1274                     prodlot_id = prodlot_ids[move.id]
1275                     if prodlot_id:
1276                         defaults.update(prodlot_id=prodlot_id)
1277                     move_obj.copy(cr, uid, move.id, defaults)
1278                 move_obj.write(cr, uid, [move.id],
1279                         {
1280                             'product_qty' : move.product_qty - partial_qty[move.id],
1281                             'product_uos_qty': move.product_qty - partial_qty[move.id], #TODO: put correct uos_qty
1282
1283                         })
1284
1285             if new_picking:
1286                 move_obj.write(cr, uid, [c.id for c in complete], {'picking_id': new_picking})
1287             for move in complete:
1288                 defaults = {'product_uom': product_uoms[move.id], 'product_qty': move_product_qty[move.id]}
1289                 if prodlot_ids.get(move.id):
1290                     defaults.update({'prodlot_id': prodlot_ids[move.id]})
1291                 move_obj.write(cr, uid, [move.id], defaults)
1292             for move in too_many:
1293                 product_qty = move_product_qty[move.id]
1294                 defaults = {
1295                     'product_qty' : product_qty,
1296                     'product_uos_qty': product_qty, #TODO: put correct uos_qty
1297                     'product_uom': product_uoms[move.id]
1298                 }
1299                 prodlot_id = prodlot_ids.get(move.id)
1300                 if prodlot_ids.get(move.id):
1301                     defaults.update(prodlot_id=prodlot_id)
1302                 if new_picking:
1303                     defaults.update(picking_id=new_picking)
1304                 move_obj.write(cr, uid, [move.id], defaults)
1305
1306             # At first we confirm the new picking (if necessary)
1307             if new_picking:
1308                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_confirm', cr)
1309                 # Then we finish the good picking
1310                 self.write(cr, uid, [pick.id], {'backorder_id': new_picking})
1311                 self.action_move(cr, uid, [new_picking])
1312                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_done', cr)
1313                 wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
1314                 delivered_pack_id = new_picking
1315                 back_order_name = self.browse(cr, uid, delivered_pack_id, context=context).name
1316                 self.back_order_send_note(cr, uid, ids, back_order_name, context)
1317             else:
1318                 self.action_move(cr, uid, [pick.id])
1319                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_done', cr)
1320                 delivered_pack_id = pick.id
1321                 self.ship_done_send_note(cr, uid, ids, context)
1322
1323             delivered_pack = self.browse(cr, uid, delivered_pack_id, context=context)
1324             res[pick.id] = {'delivered_picking': delivered_pack.id or False}
1325
1326         return res
1327
1328     def log_picking(self, cr, uid, ids, context=None):
1329         """ This function will create log messages for picking.
1330         @param cr: the database cursor
1331         @param uid: the current user's ID for security checks,
1332         @param ids: List of Picking Ids
1333         @param context: A standard dictionary for contextual values
1334         """
1335         if context is None:
1336             context = {}
1337         data_obj = self.pool.get('ir.model.data')
1338         for pick in self.browse(cr, uid, ids, context=context):
1339             msg=''
1340             if pick.auto_picking:
1341                 continue
1342             type_list = {
1343                 'out':_("Delivery Order"),
1344                 'in':_('Reception'),
1345                 'internal': _('Internal picking'),
1346             }
1347             view_list = {
1348                 'out': 'view_picking_out_form',
1349                 'in': 'view_picking_in_form',
1350                 'internal': 'view_picking_form',
1351             }
1352             message = type_list.get(pick.type, _('Document')) + " '" + (pick.name or '?') + "' "
1353             if pick.min_date:
1354                 msg= _(' for the ')+ datetime.strptime(pick.min_date, '%Y-%m-%d %H:%M:%S').strftime('%m/%d/%Y')
1355             state_list = {
1356                 'confirmed': _('is scheduled %s.') % msg,
1357                 'assigned': _('is ready to process.'),
1358                 'cancel': _('is cancelled.'),
1359                 'done': _('is done.'),
1360                 'auto': _('is waiting.'),
1361                 'draft': _('is in draft state.'),
1362             }
1363             res = data_obj.get_object_reference(cr, uid, 'stock', view_list.get(pick.type, 'view_picking_form'))
1364             context.update({'view_id': res and res[1] or False})
1365             message += state_list[pick.state]
1366         return True
1367
1368     # -----------------------------------------
1369     # OpenChatter methods and notifications
1370     # -----------------------------------------
1371
1372     def _get_document_type(self, type):
1373         type_dict = {
1374                 'out': 'Delivery order',
1375                 'in': 'Shipment',
1376                 'internal': 'Internal picking',
1377         }
1378         return type_dict.get(type, 'Stock picking')
1379
1380     def create_send_note(self, cr, uid, ids, context=None):
1381         for obj in self.browse(cr, uid, ids, context=context):
1382             self.message_append_note(cr, uid, [obj.id], body=_("%s has been <b>created</b>.") % (self._get_document_type(obj.type)), context=context)
1383
1384     def scrap_send_note(self, cr, uid, ids, quantity, uom, name, context=None):
1385         return self.message_append_note(cr, uid, ids, body= _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, name), context=context)
1386
1387     def back_order_send_note(self, cr, uid, ids, back_name, context=None):
1388         return self.message_append_note(cr, uid, ids, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_name), context=context)
1389
1390     def ship_done_send_note(self, cr, uid, ids, context=None):
1391         type_dict = {
1392                 'out': 'delivered',
1393                 'in': 'received',
1394                 'internal': 'moved',
1395         }
1396         for obj in self.browse(cr, uid, ids, context=context):
1397             self.message_append_note(cr, uid, [obj.id], body=_("Products have been <b>%s</b>.") % (type_dict.get(obj.type, 'move done')), context=context)
1398
1399     def ship_cancel_send_note(self, cr, uid, ids, context=None):
1400         for obj in self.browse(cr, uid, ids, context=context):
1401             self.message_append_note(cr, uid, [obj.id], body=_("%s has been <b>cancelled</b>.") % (self._get_document_type(obj.type)), context=context)
1402
1403
1404 stock_picking()
1405
1406 class stock_production_lot(osv.osv):
1407
1408     def name_get(self, cr, uid, ids, context=None):
1409         if not ids:
1410             return []
1411         reads = self.read(cr, uid, ids, ['name', 'prefix', 'ref'], context)
1412         res = []
1413         for record in reads:
1414             name = record['name']
1415             prefix = record['prefix']
1416             if prefix:
1417                 name = prefix + '/' + name
1418             if record['ref']:
1419                 name = '%s [%s]' % (name, record['ref'])
1420             res.append((record['id'], name))
1421         return res
1422
1423     def name_search(self, cr, uid, name, args=None, operator='ilike', context=None, limit=100):
1424         args = args or []
1425         ids = []
1426         if name:
1427             ids = self.search(cr, uid, [('prefix', '=', name)] + args, limit=limit, context=context)
1428             if not ids:
1429                 ids = self.search(cr, uid, [('name', operator, name)] + args, limit=limit, context=context)
1430         else:
1431             ids = self.search(cr, uid, args, limit=limit, context=context)
1432         return self.name_get(cr, uid, ids, context)
1433
1434     _name = 'stock.production.lot'
1435     _description = 'Serial Number'
1436
1437     def _get_stock(self, cr, uid, ids, field_name, arg, context=None):
1438         """ Gets stock of products for locations
1439         @return: Dictionary of values
1440         """
1441         if context is None:
1442             context = {}
1443         if 'location_id' not in context:
1444             locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')], context=context)
1445         else:
1446             locations = context['location_id'] and [context['location_id']] or []
1447
1448         if isinstance(ids, (int, long)):
1449             ids = [ids]
1450
1451         res = {}.fromkeys(ids, 0.0)
1452         if locations:
1453             cr.execute('''select
1454                     prodlot_id,
1455                     sum(qty)
1456                 from
1457                     stock_report_prodlots
1458                 where
1459                     location_id IN %s and prodlot_id IN %s group by prodlot_id''',(tuple(locations),tuple(ids),))
1460             res.update(dict(cr.fetchall()))
1461
1462         return res
1463
1464     def _stock_search(self, cr, uid, obj, name, args, context=None):
1465         """ Searches Ids of products
1466         @return: Ids of locations
1467         """
1468         locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')])
1469         cr.execute('''select
1470                 prodlot_id,
1471                 sum(qty)
1472             from
1473                 stock_report_prodlots
1474             where
1475                 location_id IN %s group by prodlot_id
1476             having  sum(qty) '''+ str(args[0][1]) + str(args[0][2]),(tuple(locations),))
1477         res = cr.fetchall()
1478         ids = [('id', 'in', map(lambda x: x[0], res))]
1479         return ids
1480
1481     _columns = {
1482         'name': fields.char('Serial Number', size=64, required=True, help="Unique Serial Number, will be displayed as: PREFIX/SERIAL [INT_REF]"),
1483         'ref': fields.char('Internal Reference', size=256, help="Internal reference number in case it differs from the manufacturer's serial number"),
1484         'prefix': fields.char('Prefix', size=64, help="Optional prefix to prepend when displaying this serial number: PREFIX/SERIAL [INT_REF]"),
1485         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1486         'date': fields.datetime('Creation Date', required=True),
1487         'stock_available': fields.function(_get_stock, fnct_search=_stock_search, type="float", string="Available", select=True,
1488             help="Current quantity of products with this Production Lot Number available in company warehouses",
1489             digits_compute=dp.get_precision('Product Unit of Measure')),
1490         'revisions': fields.one2many('stock.production.lot.revision', 'lot_id', 'Revisions'),
1491         'company_id': fields.many2one('res.company', 'Company', select=True),
1492         'move_ids': fields.one2many('stock.move', 'prodlot_id', 'Moves for this serial number', readonly=True),
1493     }
1494     _defaults = {
1495         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1496         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1497         'product_id': lambda x, y, z, c: c.get('product_id', False),
1498     }
1499     _sql_constraints = [
1500         ('name_ref_uniq', 'unique (name, ref)', 'The combination of serial number and internal reference must be unique !'),
1501     ]
1502     def action_traceability(self, cr, uid, ids, context=None):
1503         """ It traces the information of a product
1504         @param self: The object pointer.
1505         @param cr: A database cursor
1506         @param uid: ID of the user currently logged in
1507         @param ids: List of IDs selected
1508         @param context: A standard dictionary
1509         @return: A dictionary of values
1510         """
1511         value=self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
1512         return value
1513 stock_production_lot()
1514
1515 class stock_production_lot_revision(osv.osv):
1516     _name = 'stock.production.lot.revision'
1517     _description = 'Serial Number Revision'
1518
1519     _columns = {
1520         'name': fields.char('Revision Name', size=64, required=True),
1521         'description': fields.text('Description'),
1522         'date': fields.date('Revision Date'),
1523         'indice': fields.char('Revision Number', size=16),
1524         'author_id': fields.many2one('res.users', 'Author'),
1525         'lot_id': fields.many2one('stock.production.lot', 'Serial Number', select=True, ondelete='cascade'),
1526         'company_id': fields.related('lot_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1527     }
1528
1529     _defaults = {
1530         'author_id': lambda x, y, z, c: z,
1531         'date': fields.date.context_today,
1532     }
1533
1534 stock_production_lot_revision()
1535
1536 # ----------------------------------------------------
1537 # Move
1538 # ----------------------------------------------------
1539
1540 #
1541 # Fields:
1542 #   location_dest_id is only used for predicting futur stocks
1543 #
1544 class stock_move(osv.osv):
1545
1546     def _getSSCC(self, cr, uid, context=None):
1547         cr.execute('select id from stock_tracking where create_uid=%s order by id desc limit 1', (uid,))
1548         res = cr.fetchone()
1549         return (res and res[0]) or False
1550     _name = "stock.move"
1551     _description = "Stock Move"
1552     _order = 'date_expected desc, id'
1553     _log_create = False
1554
1555     def action_partial_move(self, cr, uid, ids, context=None):
1556         if context is None: context = {}
1557         if context.get('active_model') != self._name:
1558             context.update(active_ids=ids, active_model=self._name)
1559         partial_id = self.pool.get("stock.partial.move").create(
1560             cr, uid, {}, context=context)
1561         return {
1562             'name':_("Products to Process"),
1563             'view_mode': 'form',
1564             'view_id': False,
1565             'view_type': 'form',
1566             'res_model': 'stock.partial.move',
1567             'res_id': partial_id,
1568             'type': 'ir.actions.act_window',
1569             'nodestroy': True,
1570             'target': 'new',
1571             'domain': '[]',
1572             'context': context
1573         }
1574
1575
1576     def name_get(self, cr, uid, ids, context=None):
1577         res = []
1578         for line in self.browse(cr, uid, ids, context=context):
1579             res.append((line.id, (line.product_id.code or '/')+': '+line.location_id.name+' > '+line.location_dest_id.name))
1580         return res
1581
1582     def _check_tracking(self, cr, uid, ids, context=None):
1583         """ Checks if serial number is assigned to stock move or not.
1584         @return: True or False
1585         """
1586         for move in self.browse(cr, uid, ids, context=context):
1587             if not move.prodlot_id and \
1588                (move.state == 'done' and \
1589                ( \
1590                    (move.product_id.track_production and move.location_id.usage == 'production') or \
1591                    (move.product_id.track_production and move.location_dest_id.usage == 'production') or \
1592                    (move.product_id.track_incoming and move.location_id.usage == 'supplier') or \
1593                    (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') \
1594                )):
1595                 return False
1596         return True
1597
1598     def _check_product_lot(self, cr, uid, ids, context=None):
1599         """ Checks whether move is done or not and production lot is assigned to that move.
1600         @return: True or False
1601         """
1602         for move in self.browse(cr, uid, ids, context=context):
1603             if move.prodlot_id and move.state == 'done' and (move.prodlot_id.product_id.id != move.product_id.id):
1604                 return False
1605         return True
1606
1607     _columns = {
1608         'name': fields.char('Name', size=250, required=True, select=True),
1609         'priority': fields.selection([('0', 'Not urgent'), ('1', 'Urgent')], 'Priority'),
1610         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1611         '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)]}),
1612         'date_expected': fields.datetime('Scheduled Date', states={'done': [('readonly', True)]},required=True, select=True, help="Scheduled date for the processing of this move"),
1613         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type','<>','service')],states={'done': [('readonly', True)]}),
1614
1615         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'), required=True,states={'done': [('readonly', True)]}),
1616         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True,states={'done': [('readonly', True)]}),
1617         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1618         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1619         'product_packaging': fields.many2one('product.packaging', 'Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1620
1621         '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."),
1622         '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."),
1623         '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"),
1624
1625         'prodlot_id': fields.many2one('stock.production.lot', 'Serial Number', states={'done': [('readonly', True)]}, help="Serial number is used to put a serial number on the production", select=True),
1626         'tracking_id': fields.many2one('stock.tracking', 'Pack', select=True, states={'done': [('readonly', True)]}, help="Logistical shipping unit: pallet, box, pack ..."),
1627
1628         'auto_validate': fields.boolean('Auto Validate'),
1629
1630         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True),
1631         'move_history_ids': fields.many2many('stock.move', 'stock_move_history_ids', 'parent_id', 'child_id', 'Move History (child moves)'),
1632         'move_history_ids2': fields.many2many('stock.move', 'stock_move_history_ids', 'child_id', 'parent_id', 'Move History (parent moves)'),
1633         'picking_id': fields.many2one('stock.picking', 'Reference', select=True,states={'done': [('readonly', True)]}),
1634         'note': fields.text('Notes'),
1635         'state': fields.selection([('draft', 'New'),
1636                                    ('cancel', 'Cancelled'),
1637                                    ('waiting', 'Waiting Another Move'),
1638                                    ('confirmed', 'Waiting Availability'),
1639                                    ('assigned', 'Available'),
1640                                    ('done', 'Done'),
1641                                    ], 'Status', readonly=True, select=True,
1642                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1643                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1644                        "* 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"\
1645                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1646                        "* Done: When the shipment is processed, the state is \'Done\'."),
1647         'price_unit': fields.float('Unit Price', digits_compute= dp.get_precision('Account'), help="Technical field used to record the product cost set by the user during a picking confirmation (when average price costing method is used)"),
1648         'price_currency_id': fields.many2one('res.currency', 'Currency for average price', help="Technical field used to record the currency chosen by the user during a picking confirmation (when average price costing method is used)"),
1649         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1650         'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order", select=True),
1651         'origin': fields.related('picking_id','origin',type='char', size=64, relation="stock.picking", string="Source", store=True),
1652
1653         # used for colors in tree views:
1654         'scrapped': fields.related('location_dest_id','scrap_location',type='boolean',relation='stock.location',string='Scrapped', readonly=True),
1655     }
1656     def _check_location(self, cr, uid, ids, context=None):
1657         for record in self.browse(cr, uid, ids, context=context):
1658             if (record.state=='done') and (record.location_dest_id.usage == 'view' or record.location_id.usage == 'view'):
1659                 return False
1660         return True
1661
1662     _constraints = [
1663         (_check_tracking,
1664             'You must assign a serial number for this product.',
1665             ['prodlot_id']),
1666         (_check_location, 'You cannot move products from or to a location of the type view.',
1667             ['location_id','location_dest_id']),
1668         (_check_product_lot,
1669             'You try to assign a lot which is not from the same product.',
1670             ['prodlot_id'])]
1671
1672     def _default_location_destination(self, cr, uid, context=None):
1673         """ Gets default address of partner for destination location
1674         @return: Address id or False
1675         """
1676         mod_obj = self.pool.get('ir.model.data')
1677         picking_type = context.get('picking_type')
1678         location_id = False
1679         if context is None:
1680             context = {}
1681         if context.get('move_line', []):
1682             if context['move_line'][0]:
1683                 if isinstance(context['move_line'][0], (tuple, list)):
1684                     location_id = context['move_line'][0][2] and context['move_line'][0][2].get('location_dest_id',False)
1685                 else:
1686                     move_list = self.pool.get('stock.move').read(cr, uid, context['move_line'][0], ['location_dest_id'])
1687                     location_id = move_list and move_list['location_dest_id'][0] or False
1688         elif context.get('address_out_id', False):
1689             property_out = self.pool.get('res.partner').browse(cr, uid, context['address_out_id'], context).property_stock_customer
1690             location_id = property_out and property_out.id or False
1691         else:
1692             location_xml_id = False
1693             if picking_type == 'in':
1694                 location_xml_id = 'stock_location_stock'
1695             elif picking_type == 'out':
1696                 location_xml_id = 'stock_location_customers'
1697             if location_xml_id:
1698                 location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1699         return location_id
1700
1701     def _default_location_source(self, cr, uid, context=None):
1702         """ Gets default address of partner for source location
1703         @return: Address id or False
1704         """
1705         mod_obj = self.pool.get('ir.model.data')
1706         picking_type = context.get('picking_type')
1707         location_id = False
1708
1709         if context is None:
1710             context = {}
1711         if context.get('move_line', []):
1712             try:
1713                 location_id = context['move_line'][0][2]['location_id']
1714             except:
1715                 pass
1716         elif context.get('address_in_id', False):
1717             part_obj_add = self.pool.get('res.partner').browse(cr, uid, context['address_in_id'], context=context)
1718             if part_obj_add:
1719                 location_id = part_obj_add.property_stock_supplier.id
1720         else:
1721             location_xml_id = False
1722             if picking_type == 'in':
1723                 location_xml_id = 'stock_location_suppliers'
1724             elif picking_type == 'out':
1725                 location_xml_id = 'stock_location_stock'
1726             if location_xml_id:
1727                 location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1728         return location_id
1729
1730     _defaults = {
1731         'location_id': _default_location_source,
1732         'location_dest_id': _default_location_destination,
1733         'state': 'draft',
1734         'priority': '1',
1735         'product_qty': 1.0,
1736         'scrapped' :  False,
1737         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1738         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1739         'date_expected': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1740     }
1741
1742     def write(self, cr, uid, ids, vals, context=None):
1743         if isinstance(ids, (int, long)):
1744             ids = [ids]
1745         if uid != 1:
1746             frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1747             for move in self.browse(cr, uid, ids, context=context):
1748                 if move.state == 'done':
1749                     if frozen_fields.intersection(vals):
1750                         raise osv.except_osv(_('Operation forbidden !'),
1751                                              _('Quantities, Unit of Measures, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1752         return  super(stock_move, self).write(cr, uid, ids, vals, context=context)
1753
1754     def copy(self, cr, uid, id, default=None, context=None):
1755         if default is None:
1756             default = {}
1757         default = default.copy()
1758         default.update({'move_history_ids2': [], 'move_history_ids': []})
1759         return super(stock_move, self).copy(cr, uid, id, default, context=context)
1760
1761     def _auto_init(self, cursor, context=None):
1762         res = super(stock_move, self)._auto_init(cursor, context=context)
1763         cursor.execute('SELECT indexname \
1764                 FROM pg_indexes \
1765                 WHERE indexname = \'stock_move_location_id_location_dest_id_product_id_state\'')
1766         if not cursor.fetchone():
1767             cursor.execute('CREATE INDEX stock_move_location_id_location_dest_id_product_id_state \
1768                     ON stock_move (product_id, state, location_id, location_dest_id)')
1769         return res
1770
1771     def onchange_lot_id(self, cr, uid, ids, prodlot_id=False, product_qty=False,
1772                         loc_id=False, product_id=False, uom_id=False, context=None):
1773         """ On change of production lot gives a warning message.
1774         @param prodlot_id: Changed production lot id
1775         @param product_qty: Quantity of product
1776         @param loc_id: Location id
1777         @param product_id: Product id
1778         @return: Warning message
1779         """
1780         if not prodlot_id or not loc_id:
1781             return {}
1782         ctx = context and context.copy() or {}
1783         ctx['location_id'] = loc_id
1784         ctx.update({'raise-exception': True})
1785         uom_obj = self.pool.get('product.uom')
1786         product_obj = self.pool.get('product.product')
1787         product_uom = product_obj.browse(cr, uid, product_id, context=ctx).uom_id
1788         prodlot = self.pool.get('stock.production.lot').browse(cr, uid, prodlot_id, context=ctx)
1789         location = self.pool.get('stock.location').browse(cr, uid, loc_id, context=ctx)
1790         uom = uom_obj.browse(cr, uid, uom_id, context=ctx)
1791         amount_actual = uom_obj._compute_qty_obj(cr, uid, product_uom, prodlot.stock_available, uom, context=ctx)
1792         warning = {}
1793         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
1794             warning = {
1795                 'title': _('Insufficient Stock in Lot !'),
1796                 'message': _('You are moving %.2f %s products but only %.2f %s available in this lot.') % (product_qty, uom.name, amount_actual, uom.name)
1797             }
1798         return {'warning': warning}
1799
1800     def onchange_quantity(self, cr, uid, ids, product_id, product_qty,
1801                           product_uom, product_uos):
1802         """ On change of product quantity finds UoM and UoS quantities
1803         @param product_id: Product id
1804         @param product_qty: Changed Quantity of product
1805         @param product_uom: Unit of measure of product
1806         @param product_uos: Unit of sale of product
1807         @return: Dictionary of values
1808         """
1809         result = {
1810                   'product_uos_qty': 0.00
1811           }
1812
1813         if (not product_id) or (product_qty <=0.0):
1814             return {'value': result}
1815
1816         product_obj = self.pool.get('product.product')
1817         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1818
1819         if product_uos and product_uom and (product_uom != product_uos):
1820             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1821         else:
1822             result['product_uos_qty'] = product_qty
1823
1824         return {'value': result}
1825
1826     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1827                           product_uos, product_uom):
1828         """ On change of product quantity finds UoM and UoS quantities
1829         @param product_id: Product id
1830         @param product_uos_qty: Changed UoS Quantity of product
1831         @param product_uom: Unit of measure of product
1832         @param product_uos: Unit of sale of product
1833         @return: Dictionary of values
1834         """
1835         result = {
1836                   'product_qty': 0.00
1837           }
1838
1839         if (not product_id) or (product_uos_qty <=0.0):
1840             return {'value': result}
1841
1842         product_obj = self.pool.get('product.product')
1843         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1844
1845         if product_uos and product_uom and (product_uom != product_uos):
1846             result['product_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1847         else:
1848             result['product_qty'] = product_uos_qty
1849
1850         return {'value': result}
1851
1852     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False,
1853                             loc_dest_id=False, partner_id=False):
1854         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1855         @param prod_id: Changed Product id
1856         @param loc_id: Source location id
1857         @param loc_dest_id: Destination location id
1858         @param partner_id: Address id of partner
1859         @return: Dictionary of values
1860         """
1861         if not prod_id:
1862             return {}
1863         lang = False
1864         if partner_id:
1865             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1866             if addr_rec:
1867                 lang = addr_rec and addr_rec.lang or False
1868         ctx = {'lang': lang}
1869
1870         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1871         uos_id  = product.uos_id and product.uos_id.id or False
1872         result = {
1873             'product_uom': product.uom_id.id,
1874             'product_uos': uos_id,
1875             'product_qty': 1.00,
1876             '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']
1877         }
1878         if not ids:
1879             result['name'] = product.partner_ref
1880         if loc_id:
1881             result['location_id'] = loc_id
1882         if loc_dest_id:
1883             result['location_dest_id'] = loc_dest_id
1884         return {'value': result}
1885
1886     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
1887         """ On change of Scheduled Date gives a Move date.
1888         @param date_expected: Scheduled Date
1889         @param date: Move Date
1890         @return: Move Date
1891         """
1892         if not date_expected:
1893             date_expected = time.strftime('%Y-%m-%d %H:%M:%S')
1894         return {'value':{'date': date_expected}}
1895
1896     def _chain_compute(self, cr, uid, moves, context=None):
1897         """ Finds whether the location has chained location type or not.
1898         @param moves: Stock moves
1899         @return: Dictionary containing destination location with chained location type.
1900         """
1901         result = {}
1902         for m in moves:
1903             dest = self.pool.get('stock.location').chained_location_get(
1904                 cr,
1905                 uid,
1906                 m.location_dest_id,
1907                 m.picking_id and m.picking_id.partner_id and m.picking_id.partner_id,
1908                 m.product_id,
1909                 context
1910             )
1911             if dest:
1912                 if dest[1] == 'transparent':
1913                     newdate = (datetime.strptime(m.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=dest[2] or 0)).strftime('%Y-%m-%d')
1914                     self.write(cr, uid, [m.id], {
1915                         'date': newdate,
1916                         'location_dest_id': dest[0].id})
1917                     if m.picking_id and (dest[3] or dest[5]):
1918                         self.pool.get('stock.picking').write(cr, uid, [m.picking_id.id], {
1919                             'stock_journal_id': dest[3] or m.picking_id.stock_journal_id.id,
1920                             'type': dest[5] or m.picking_id.type
1921                         }, context=context)
1922                     m.location_dest_id = dest[0]
1923                     res2 = self._chain_compute(cr, uid, [m], context=context)
1924                     for pick_id in res2.keys():
1925                         result.setdefault(pick_id, [])
1926                         result[pick_id] += res2[pick_id]
1927                 else:
1928                     result.setdefault(m.picking_id, [])
1929                     result[m.picking_id].append( (m, dest) )
1930         return result
1931
1932     def _prepare_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
1933         """Prepare the definition (values) to create a new chained picking.
1934
1935            :param str picking_name: desired new picking name
1936            :param browse_record picking: source picking (being chained to)
1937            :param str picking_type: desired new picking type
1938            :param list moves_todo: specification of the stock moves to be later included in this
1939                picking, in the form::
1940
1941                    [[move, (dest_location, auto_packing, chained_delay, chained_journal,
1942                                   chained_company_id, chained_picking_type)],
1943                     ...
1944                    ]
1945
1946                See also :meth:`stock_location.chained_location_get`.
1947         """
1948         res_company = self.pool.get('res.company')
1949         return {
1950                     'name': picking_name,
1951                     'origin': tools.ustr(picking.origin or ''),
1952                     'type': picking_type,
1953                     'note': picking.note,
1954                     'move_type': picking.move_type,
1955                     'auto_picking': moves_todo[0][1][1] == 'auto',
1956                     'stock_journal_id': moves_todo[0][1][3],
1957                     'company_id': moves_todo[0][1][4] or res_company._company_default_get(cr, uid, 'stock.company', context=context),
1958                     'partner_id': picking.partner_id.id,
1959                     'invoice_state': 'none',
1960                     'date': picking.date,
1961                 }
1962
1963     def _create_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
1964         picking_obj = self.pool.get('stock.picking')
1965         return picking_obj.create(cr, uid, self._prepare_chained_picking(cr, uid, picking_name, picking, picking_type, moves_todo, context=context))
1966
1967     def create_chained_picking(self, cr, uid, moves, context=None):
1968         res_obj = self.pool.get('res.company')
1969         location_obj = self.pool.get('stock.location')
1970         move_obj = self.pool.get('stock.move')
1971         wf_service = netsvc.LocalService("workflow")
1972         new_moves = []
1973         if context is None:
1974             context = {}
1975         seq_obj = self.pool.get('ir.sequence')
1976         for picking, todo in self._chain_compute(cr, uid, moves, context=context).items():
1977             ptype = todo[0][1][5] and todo[0][1][5] or location_obj.picking_type_get(cr, uid, todo[0][0].location_dest_id, todo[0][1][0])
1978             if picking:
1979                 # name of new picking according to its type
1980                 new_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + ptype)
1981                 pickid = self._create_chained_picking(cr, uid, new_pick_name, picking, ptype, todo, context=context)
1982                 # Need to check name of old picking because it always considers picking as "OUT" when created from Sale Order
1983                 old_ptype = location_obj.picking_type_get(cr, uid, picking.move_lines[0].location_id, picking.move_lines[0].location_dest_id)
1984                 if old_ptype != picking.type:
1985                     old_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + old_ptype)
1986                     self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name}, context=context)
1987             else:
1988                 pickid = False
1989             for move, (loc, dummy, delay, dummy, company_id, ptype) in todo:
1990                 new_id = move_obj.copy(cr, uid, move.id, {
1991                     'location_id': move.location_dest_id.id,
1992                     'location_dest_id': loc.id,
1993                     'date_moved': time.strftime('%Y-%m-%d'),
1994                     'picking_id': pickid,
1995                     'state': 'waiting',
1996                     'company_id': company_id or res_obj._company_default_get(cr, uid, 'stock.company', context=context)  ,
1997                     'move_history_ids': [],
1998                     'date': (datetime.strptime(move.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=delay or 0)).strftime('%Y-%m-%d'),
1999                     'move_history_ids2': []}
2000                 )
2001                 move_obj.write(cr, uid, [move.id], {
2002                     'move_dest_id': new_id,
2003                     'move_history_ids': [(4, new_id)]
2004                 })
2005                 new_moves.append(self.browse(cr, uid, [new_id])[0])
2006             if pickid:
2007                 wf_service.trg_validate(uid, 'stock.picking', pickid, 'button_confirm', cr)
2008         if new_moves:
2009             new_moves += self.create_chained_picking(cr, uid, new_moves, context)
2010         return new_moves
2011
2012     def action_confirm(self, cr, uid, ids, context=None):
2013         """ Confirms stock move.
2014         @return: List of ids.
2015         """
2016         moves = self.browse(cr, uid, ids, context=context)
2017         self.write(cr, uid, ids, {'state': 'confirmed'})
2018         self.create_chained_picking(cr, uid, moves, context)
2019         return []
2020
2021     def action_assign(self, cr, uid, ids, *args):
2022         """ Changes state to confirmed or waiting.
2023         @return: List of values
2024         """
2025         todo = []
2026         for move in self.browse(cr, uid, ids):
2027             if move.state in ('confirmed', 'waiting'):
2028                 todo.append(move.id)
2029         res = self.check_assign(cr, uid, todo)
2030         return res
2031
2032     def force_assign(self, cr, uid, ids, context=None):
2033         """ Changes the state to assigned.
2034         @return: True
2035         """
2036         self.write(cr, uid, ids, {'state': 'assigned'})
2037         return True
2038
2039     def cancel_assign(self, cr, uid, ids, context=None):
2040         """ Changes the state to confirmed.
2041         @return: True
2042         """
2043         self.write(cr, uid, ids, {'state': 'confirmed'})
2044
2045         # fix for bug lp:707031
2046         # called write of related picking because changing move availability does
2047         # not trigger workflow of picking in order to change the state of picking
2048         wf_service = netsvc.LocalService('workflow')
2049         for move in self.browse(cr, uid, ids, context):
2050             if move.picking_id:
2051                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2052         return True
2053
2054     #
2055     # Duplicate stock.move
2056     #
2057     def check_assign(self, cr, uid, ids, context=None):
2058         """ Checks the product type and accordingly writes the state.
2059         @return: No. of moves done
2060         """
2061         done = []
2062         count = 0
2063         pickings = {}
2064         if context is None:
2065             context = {}
2066         for move in self.browse(cr, uid, ids, context=context):
2067             if move.product_id.type == 'consu' or move.location_id.usage == 'supplier':
2068                 if move.state in ('confirmed', 'waiting'):
2069                     done.append(move.id)
2070                 pickings[move.picking_id.id] = 1
2071                 continue
2072             if move.state in ('confirmed', 'waiting'):
2073                 # Important: we must pass lock=True to _product_reserve() to avoid race conditions and double reservations
2074                 res = self.pool.get('stock.location')._product_reserve(cr, uid, [move.location_id.id], move.product_id.id, move.product_qty, {'uom': move.product_uom.id}, lock=True)
2075                 if res:
2076                     #_product_available_test depends on the next status for correct functioning
2077                     #the test does not work correctly if the same product occurs multiple times
2078                     #in the same order. This is e.g. the case when using the button 'split in two' of
2079                     #the stock outgoing form
2080                     self.write(cr, uid, [move.id], {'state':'assigned'})
2081                     done.append(move.id)
2082                     pickings[move.picking_id.id] = 1
2083                     r = res.pop(0)
2084                     cr.execute('update stock_move set location_id=%s, product_qty=%s where id=%s', (r[1], r[0], move.id))
2085
2086                     while res:
2087                         r = res.pop(0)
2088                         move_id = self.copy(cr, uid, move.id, {'product_qty': r[0], 'location_id': r[1]})
2089                         done.append(move_id)
2090         if done:
2091             count += len(done)
2092             self.write(cr, uid, done, {'state': 'assigned'})
2093
2094         if count:
2095             for pick_id in pickings:
2096                 wf_service = netsvc.LocalService("workflow")
2097                 wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2098         return count
2099
2100     def setlast_tracking(self, cr, uid, ids, context=None):
2101         tracking_obj = self.pool.get('stock.tracking')
2102         picking = self.browse(cr, uid, ids, context=context)[0].picking_id
2103         if picking:
2104             last_track = [line.tracking_id.id for line in picking.move_lines if line.tracking_id]
2105             if not last_track:
2106                 last_track = tracking_obj.create(cr, uid, {}, context=context)
2107             else:
2108                 last_track.sort()
2109                 last_track = last_track[-1]
2110             self.write(cr, uid, ids, {'tracking_id': last_track})
2111         return True
2112
2113     #
2114     # Cancel move => cancel others move and pickings
2115     #
2116     def action_cancel(self, cr, uid, ids, context=None):
2117         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2118         @return: True
2119         """
2120         if not len(ids):
2121             return True
2122         if context is None:
2123             context = {}
2124         pickings = set()
2125         for move in self.browse(cr, uid, ids, context=context):
2126             if move.state in ('confirmed', 'waiting', 'assigned', 'draft'):
2127                 if move.picking_id:
2128                     pickings.add(move.picking_id.id)
2129             if move.move_dest_id and move.move_dest_id.state == 'waiting':
2130                 self.write(cr, uid, [move.move_dest_id.id], {'state': 'assigned'})
2131                 if context.get('call_unlink',False) and move.move_dest_id.picking_id:
2132                     wf_service = netsvc.LocalService("workflow")
2133                     wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2134         self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False})
2135         if not context.get('call_unlink',False):
2136             for pick in self.pool.get('stock.picking').browse(cr, uid, list(pickings), context=context):
2137                 if all(move.state == 'cancel' for move in pick.move_lines):
2138                     self.pool.get('stock.picking').write(cr, uid, [pick.id], {'state': 'cancel'})
2139
2140         wf_service = netsvc.LocalService("workflow")
2141         for id in ids:
2142             wf_service.trg_trigger(uid, 'stock.move', id, cr)
2143         return True
2144
2145     def _get_accounting_data_for_valuation(self, cr, uid, move, context=None):
2146         """
2147         Return the accounts and journal to use to post Journal Entries for the real-time
2148         valuation of the move.
2149
2150         :param context: context dictionary that can explicitly mention the company to consider via the 'force_company' key
2151         :raise: osv.except_osv() is any mandatory account or journal is not defined.
2152         """
2153         product_obj=self.pool.get('product.product')
2154         accounts = product_obj.get_product_accounts(cr, uid, move.product_id.id, context)
2155         if move.location_id.valuation_out_account_id:
2156             acc_src = move.location_id.valuation_out_account_id.id
2157         else:
2158             acc_src = accounts['stock_account_input']
2159
2160         if move.location_dest_id.valuation_in_account_id:
2161             acc_dest = move.location_dest_id.valuation_in_account_id.id
2162         else:
2163             acc_dest = accounts['stock_account_output']
2164
2165         acc_valuation = accounts.get('property_stock_valuation_account_id', False)
2166         journal_id = accounts['stock_journal']
2167
2168         if acc_dest == acc_valuation:
2169             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Output Account of this product and Valuation account on category of this product are same.'))
2170
2171         if acc_src == acc_valuation:
2172             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Input Account of this product and Valuation account on category of this product are same.'))
2173
2174         if not acc_src:
2175             raise osv.except_osv(_('Error!'),  _('Please define stock input account for this product or its category: "%s" (id: %d)') % \
2176                                     (move.product_id.name, move.product_id.id,))
2177         if not acc_dest:
2178             raise osv.except_osv(_('Error!'),  _('Please define stock output account for this product or its category: "%s" (id: %d)') % \
2179                                     (move.product_id.name, move.product_id.id,))
2180         if not journal_id:
2181             raise osv.except_osv(_('Error!'), _('Please define journal on the product category: "%s" (id: %d)') % \
2182                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2183         if not acc_valuation:
2184             raise osv.except_osv(_('Error!'), _('Please define inventory valuation account on the product category: "%s" (id: %d)') % \
2185                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2186         return journal_id, acc_src, acc_dest, acc_valuation
2187
2188     def _get_reference_accounting_values_for_valuation(self, cr, uid, move, context=None):
2189         """
2190         Return the reference amount and reference currency representing the inventory valuation for this move.
2191         These reference values should possibly be converted before being posted in Journals to adapt to the primary
2192         and secondary currencies of the relevant accounts.
2193         """
2194         product_uom_obj = self.pool.get('product.uom')
2195
2196         # by default the reference currency is that of the move's company
2197         reference_currency_id = move.company_id.currency_id.id
2198
2199         default_uom = move.product_id.uom_id.id
2200         qty = product_uom_obj._compute_qty(cr, uid, move.product_uom.id, move.product_qty, default_uom)
2201
2202         # if product is set to average price and a specific value was entered in the picking wizard,
2203         # we use it
2204         if move.product_id.cost_method == 'average' and move.price_unit:
2205             reference_amount = qty * move.price_unit
2206             reference_currency_id = move.price_currency_id.id or reference_currency_id
2207
2208         # Otherwise we default to the company's valuation price type, considering that the values of the
2209         # valuation field are expressed in the default currency of the move's company.
2210         else:
2211             if context is None:
2212                 context = {}
2213             currency_ctx = dict(context, currency_id = move.company_id.currency_id.id)
2214             amount_unit = move.product_id.price_get('standard_price', context=currency_ctx)[move.product_id.id]
2215             reference_amount = amount_unit * qty
2216
2217         return reference_amount, reference_currency_id
2218
2219
2220     def _create_product_valuation_moves(self, cr, uid, move, context=None):
2221         """
2222         Generate the appropriate accounting moves if the product being moves is subject
2223         to real_time valuation tracking, and the source or destination location is
2224         a transit location or is outside of the company.
2225         """
2226         if move.product_id.valuation == 'real_time': # FIXME: product valuation should perhaps be a property?
2227             if context is None:
2228                 context = {}
2229             src_company_ctx = dict(context,force_company=move.location_id.company_id.id)
2230             dest_company_ctx = dict(context,force_company=move.location_dest_id.company_id.id)
2231             account_moves = []
2232             # Outgoing moves (or cross-company output part)
2233             if move.location_id.company_id \
2234                 and (move.location_id.usage == 'internal' and move.location_dest_id.usage != 'internal'\
2235                      or move.location_id.company_id != move.location_dest_id.company_id):
2236                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, src_company_ctx)
2237                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2238                 account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
2239
2240             # Incoming moves (or cross-company input part)
2241             if move.location_dest_id.company_id \
2242                 and (move.location_id.usage != 'internal' and move.location_dest_id.usage == 'internal'\
2243                      or move.location_id.company_id != move.location_dest_id.company_id):
2244                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, dest_company_ctx)
2245                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2246                 account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
2247
2248             move_obj = self.pool.get('account.move')
2249             for j_id, move_lines in account_moves:
2250                 move_obj.create(cr, uid,
2251                         {
2252                          'journal_id': j_id,
2253                          'line_id': move_lines,
2254                          'ref': move.picking_id and move.picking_id.name})
2255
2256
2257     def action_done(self, cr, uid, ids, context=None):
2258         """ Makes the move done and if all moves are done, it will finish the picking.
2259         @return:
2260         """
2261         picking_ids = []
2262         move_ids = []
2263         wf_service = netsvc.LocalService("workflow")
2264         if context is None:
2265             context = {}
2266
2267         todo = []
2268         for move in self.browse(cr, uid, ids, context=context):
2269             if move.state=="draft":
2270                 todo.append(move.id)
2271         if todo:
2272             self.action_confirm(cr, uid, todo, context=context)
2273             todo = []
2274
2275         for move in self.browse(cr, uid, ids, context=context):
2276             if move.state in ['done','cancel']:
2277                 continue
2278             move_ids.append(move.id)
2279
2280             if move.picking_id:
2281                 picking_ids.append(move.picking_id.id)
2282             if move.move_dest_id.id and (move.state != 'done'):
2283                 self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
2284                 #cr.execute('insert into stock_move_history_ids (parent_id,child_id) values (%s,%s)', (move.id, move.move_dest_id.id))
2285                 if move.move_dest_id.state in ('waiting', 'confirmed'):
2286                     self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
2287                     if move.move_dest_id.picking_id:
2288                         wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2289                     if move.move_dest_id.auto_validate:
2290                         self.action_done(cr, uid, [move.move_dest_id.id], context=context)
2291
2292             self._create_product_valuation_moves(cr, uid, move, context=context)
2293             if move.state not in ('confirmed','done','assigned'):
2294                 todo.append(move.id)
2295
2296         if todo:
2297             self.action_confirm(cr, uid, todo, context=context)
2298
2299         self.write(cr, uid, move_ids, {'state': 'done', 'date': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2300         for id in move_ids:
2301              wf_service.trg_trigger(uid, 'stock.move', id, cr)
2302
2303         for pick_id in picking_ids:
2304             wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2305
2306         return True
2307
2308     def _create_account_move_line(self, cr, uid, move, src_account_id, dest_account_id, reference_amount, reference_currency_id, context=None):
2309         """
2310         Generate the account.move.line values to post to track the stock valuation difference due to the
2311         processing of the given stock move.
2312         """
2313         # prepare default values considering that the destination accounts have the reference_currency_id as their main currency
2314         partner_id = (move.picking_id.partner_id and move.picking_id.partner_id.id and move.picking_id.partner_id.id) or False
2315         debit_line_vals = {
2316                     'name': move.name,
2317                     'product_id': move.product_id and move.product_id.id or False,
2318                     'quantity': move.product_qty,
2319                     'ref': move.picking_id and move.picking_id.name or False,
2320                     'date': time.strftime('%Y-%m-%d'),
2321                     'partner_id': partner_id,
2322                     'debit': reference_amount,
2323                     'account_id': dest_account_id,
2324         }
2325         credit_line_vals = {
2326                     'name': move.name,
2327                     'product_id': move.product_id and move.product_id.id or False,
2328                     'quantity': move.product_qty,
2329                     'ref': move.picking_id and move.picking_id.name or False,
2330                     'date': time.strftime('%Y-%m-%d'),
2331                     'partner_id': partner_id,
2332                     'credit': reference_amount,
2333                     'account_id': src_account_id,
2334         }
2335
2336         # if we are posting to accounts in a different currency, provide correct values in both currencies correctly
2337         # when compatible with the optional secondary currency on the account.
2338         # Financial Accounts only accept amounts in secondary currencies if there's no secondary currency on the account
2339         # or if it's the same as that of the secondary amount being posted.
2340         account_obj = self.pool.get('account.account')
2341         src_acct, dest_acct = account_obj.browse(cr, uid, [src_account_id, dest_account_id], context=context)
2342         src_main_currency_id = src_acct.company_id.currency_id.id
2343         dest_main_currency_id = dest_acct.company_id.currency_id.id
2344         cur_obj = self.pool.get('res.currency')
2345         if reference_currency_id != src_main_currency_id:
2346             # fix credit line:
2347             credit_line_vals['credit'] = cur_obj.compute(cr, uid, reference_currency_id, src_main_currency_id, reference_amount, context=context)
2348             if (not src_acct.currency_id) or src_acct.currency_id.id == reference_currency_id:
2349                 credit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2350         if reference_currency_id != dest_main_currency_id:
2351             # fix debit line:
2352             debit_line_vals['debit'] = cur_obj.compute(cr, uid, reference_currency_id, dest_main_currency_id, reference_amount, context=context)
2353             if (not dest_acct.currency_id) or dest_acct.currency_id.id == reference_currency_id:
2354                 debit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2355
2356         return [(0, 0, debit_line_vals), (0, 0, credit_line_vals)]
2357
2358     def unlink(self, cr, uid, ids, context=None):
2359         if context is None:
2360             context = {}
2361         ctx = context.copy()
2362         for move in self.browse(cr, uid, ids, context=context):
2363             if move.state != 'draft' and not ctx.get('call_unlink',False):
2364                 raise osv.except_osv(_('UserError!'),
2365                         _('You can only delete draft moves.'))
2366         return super(stock_move, self).unlink(
2367             cr, uid, ids, context=ctx)
2368
2369     # _create_lot function is not used anywhere
2370     def _create_lot(self, cr, uid, ids, product_id, prefix=False):
2371         """ Creates production lot
2372         @return: Production lot id
2373         """
2374         prodlot_obj = self.pool.get('stock.production.lot')
2375         prodlot_id = prodlot_obj.create(cr, uid, {'prefix': prefix, 'product_id': product_id})
2376         return prodlot_id
2377
2378     def action_scrap(self, cr, uid, ids, quantity, location_id, context=None):
2379         """ Move the scrap/damaged product into scrap location
2380         @param cr: the database cursor
2381         @param uid: the user id
2382         @param ids: ids of stock move object to be scrapped
2383         @param quantity : specify scrap qty
2384         @param location_id : specify scrap location
2385         @param context: context arguments
2386         @return: Scraped lines
2387         """
2388         #quantity should in MOVE UOM
2389         if quantity <= 0:
2390             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2391         res = []
2392         for move in self.browse(cr, uid, ids, context=context):
2393             move_qty = move.product_qty
2394             uos_qty = quantity / move_qty * move.product_uos_qty
2395             default_val = {
2396                 'product_qty': quantity,
2397                 'product_uos_qty': uos_qty,
2398                 'state': move.state,
2399                 'scrapped' : True,
2400                 'location_dest_id': location_id,
2401                 'tracking_id': move.tracking_id.id,
2402                 'prodlot_id': move.prodlot_id.id,
2403             }
2404             if move.location_id.usage <> 'internal':
2405                 default_val.update({'location_id': move.location_dest_id.id})
2406             new_move = self.copy(cr, uid, move.id, default_val)
2407
2408             res += [new_move]
2409             product_obj = self.pool.get('product.product')
2410             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2411                 if move.picking_id:
2412                     uom = product.uom_id.name if product.uom_id else ''
2413                     move.picking_id.scrap_send_note(quantity, uom, product.name, context=context)
2414
2415         self.action_done(cr, uid, res, context=context)
2416         return res
2417
2418     # action_split function is not used anywhere
2419     def action_split(self, cr, uid, ids, quantity, split_by_qty=1, prefix=False, with_lot=True, context=None):
2420         """ Split Stock Move lines into production lot which specified split by quantity.
2421         @param cr: the database cursor
2422         @param uid: the user id
2423         @param ids: ids of stock move object to be splited
2424         @param split_by_qty : specify split by qty
2425         @param prefix : specify prefix of production lot
2426         @param with_lot : if true, prodcution lot will assign for split line otherwise not.
2427         @param context: context arguments
2428         @return: Splited move lines
2429         """
2430
2431         if context is None:
2432             context = {}
2433         if quantity <= 0:
2434             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2435
2436         res = []
2437
2438         for move in self.browse(cr, uid, ids, context=context):
2439             if split_by_qty <= 0 or quantity == 0:
2440                 return res
2441
2442             uos_qty = split_by_qty / move.product_qty * move.product_uos_qty
2443
2444             quantity_rest = quantity % split_by_qty
2445             uos_qty_rest = split_by_qty / move.product_qty * move.product_uos_qty
2446
2447             update_val = {
2448                 'product_qty': split_by_qty,
2449                 'product_uos_qty': uos_qty,
2450             }
2451             for idx in range(int(quantity//split_by_qty)):
2452                 if not idx and move.product_qty<=quantity:
2453                     current_move = move.id
2454                 else:
2455                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2456                 res.append(current_move)
2457                 if with_lot:
2458                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2459
2460                 self.write(cr, uid, [current_move], update_val)
2461
2462
2463             if quantity_rest > 0:
2464                 idx = int(quantity//split_by_qty)
2465                 update_val['product_qty'] = quantity_rest
2466                 update_val['product_uos_qty'] = uos_qty_rest
2467                 if not idx and move.product_qty<=quantity:
2468                     current_move = move.id
2469                 else:
2470                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2471
2472                 res.append(current_move)
2473
2474
2475                 if with_lot:
2476                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2477
2478                 self.write(cr, uid, [current_move], update_val)
2479         return res
2480
2481     def action_consume(self, cr, uid, ids, quantity, location_id=False, context=None):
2482         """ Consumed product with specific quatity from specific source location
2483         @param cr: the database cursor
2484         @param uid: the user id
2485         @param ids: ids of stock move object to be consumed
2486         @param quantity : specify consume quantity
2487         @param location_id : specify source location
2488         @param context: context arguments
2489         @return: Consumed lines
2490         """
2491         #quantity should in MOVE UOM
2492         if context is None:
2493             context = {}
2494         if quantity <= 0:
2495             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2496         res = []
2497         for move in self.browse(cr, uid, ids, context=context):
2498             move_qty = move.product_qty
2499             if move_qty <= 0:
2500                 raise osv.except_osv(_('Error!'), _('Cannot consume a move with negative or zero quantity.'))
2501             quantity_rest = move.product_qty
2502             quantity_rest -= quantity
2503             uos_qty_rest = quantity_rest / move_qty * move.product_uos_qty
2504             if quantity_rest <= 0:
2505                 quantity_rest = 0
2506                 uos_qty_rest = 0
2507                 quantity = move.product_qty
2508
2509             uos_qty = quantity / move_qty * move.product_uos_qty
2510             if quantity_rest > 0:
2511                 default_val = {
2512                     'product_qty': quantity,
2513                     'product_uos_qty': uos_qty,
2514                     'state': move.state,
2515                     'location_id': location_id or move.location_id.id,
2516                 }
2517                 current_move = self.copy(cr, uid, move.id, default_val)
2518                 res += [current_move]
2519                 update_val = {}
2520                 update_val['product_qty'] = quantity_rest
2521                 update_val['product_uos_qty'] = uos_qty_rest
2522                 self.write(cr, uid, [move.id], update_val)
2523
2524             else:
2525                 quantity_rest = quantity
2526                 uos_qty_rest =  uos_qty
2527                 res += [move.id]
2528                 update_val = {
2529                         'product_qty' : quantity_rest,
2530                         'product_uos_qty' : uos_qty_rest,
2531                         'location_id': location_id or move.location_id.id,
2532                 }
2533                 self.write(cr, uid, [move.id], update_val)
2534
2535         product_obj = self.pool.get('product.product')
2536         for new_move in self.browse(cr, uid, res, context=context):
2537             message = _("Product has been consumed with '%s' quantity.") % (new_move.product_qty)
2538             product_obj.message_append_note(cr, uid, [new_move.product_id.id], body=message, context=context)
2539
2540         self.action_done(cr, uid, res, context=context)
2541
2542         return res
2543
2544     # FIXME: needs refactoring, this code is partially duplicated in stock_picking.do_partial()!
2545     def do_partial(self, cr, uid, ids, partial_datas, context=None):
2546         """ Makes partial pickings and moves done.
2547         @param partial_datas: Dictionary containing details of partial picking
2548                           like partner_id, delivery_date, delivery
2549                           moves with product_id, product_qty, uom
2550         """
2551         res = {}
2552         picking_obj = self.pool.get('stock.picking')
2553         product_obj = self.pool.get('product.product')
2554         currency_obj = self.pool.get('res.currency')
2555         uom_obj = self.pool.get('product.uom')
2556         wf_service = netsvc.LocalService("workflow")
2557
2558         if context is None:
2559             context = {}
2560
2561         complete, too_many, too_few = [], [], []
2562         move_product_qty = {}
2563         prodlot_ids = {}
2564         for move in self.browse(cr, uid, ids, context=context):
2565             if move.state in ('done', 'cancel'):
2566                 continue
2567             partial_data = partial_datas.get('move%s'%(move.id), False)
2568             assert partial_data, _('Missing partial picking data for move #%s.') % (move.id)
2569             product_qty = partial_data.get('product_qty',0.0)
2570             move_product_qty[move.id] = product_qty
2571             product_uom = partial_data.get('product_uom',False)
2572             product_price = partial_data.get('product_price',0.0)
2573             product_currency = partial_data.get('product_currency',False)
2574             prodlot_ids[move.id] = partial_data.get('prodlot_id')
2575             if move.product_qty == product_qty:
2576                 complete.append(move)
2577             elif move.product_qty > product_qty:
2578                 too_few.append(move)
2579             else:
2580                 too_many.append(move)
2581
2582             # Average price computation
2583             if (move.picking_id.type == 'in') and (move.product_id.cost_method == 'average'):
2584                 product = product_obj.browse(cr, uid, move.product_id.id)
2585                 move_currency_id = move.company_id.currency_id.id
2586                 context['currency_id'] = move_currency_id
2587                 qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
2588                 if qty > 0:
2589                     new_price = currency_obj.compute(cr, uid, product_currency,
2590                             move_currency_id, product_price)
2591                     new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
2592                             product.uom_id.id)
2593                     if product.qty_available <= 0:
2594                         new_std_price = new_price
2595                     else:
2596                         # Get the standard price
2597                         amount_unit = product.price_get('standard_price', context=context)[product.id]
2598                         new_std_price = ((amount_unit * product.qty_available)\
2599                             + (new_price * qty))/(product.qty_available + qty)
2600
2601                     product_obj.write(cr, uid, [product.id],{'standard_price': new_std_price})
2602
2603                     # Record the values that were chosen in the wizard, so they can be
2604                     # used for inventory valuation if real-time valuation is enabled.
2605                     self.write(cr, uid, [move.id],
2606                                 {'price_unit': product_price,
2607                                  'price_currency_id': product_currency,
2608                                 })
2609
2610         for move in too_few:
2611             product_qty = move_product_qty[move.id]
2612             if product_qty != 0:
2613                 defaults = {
2614                             'product_qty' : product_qty,
2615                             'product_uos_qty': product_qty,
2616                             'picking_id' : move.picking_id.id,
2617                             'state': 'assigned',
2618                             'move_dest_id': False,
2619                             'price_unit': move.price_unit,
2620                             }
2621                 prodlot_id = prodlot_ids[move.id]
2622                 if prodlot_id:
2623                     defaults.update(prodlot_id=prodlot_id)
2624                 new_move = self.copy(cr, uid, move.id, defaults)
2625                 complete.append(self.browse(cr, uid, new_move))
2626             self.write(cr, uid, [move.id],
2627                     {
2628                         'product_qty' : move.product_qty - product_qty,
2629                         'product_uos_qty':move.product_qty - product_qty,
2630                     })
2631
2632
2633         for move in too_many:
2634             self.write(cr, uid, [move.id],
2635                     {
2636                         'product_qty': move.product_qty,
2637                         'product_uos_qty': move.product_qty,
2638                     })
2639             complete.append(move)
2640
2641         for move in complete:
2642             if prodlot_ids.get(move.id):
2643                 self.write(cr, uid, [move.id],{'prodlot_id': prodlot_ids.get(move.id)})
2644             self.action_done(cr, uid, [move.id], context=context)
2645             if  move.picking_id.id :
2646                 # TOCHECK : Done picking if all moves are done
2647                 cr.execute("""
2648                     SELECT move.id FROM stock_picking pick
2649                     RIGHT JOIN stock_move move ON move.picking_id = pick.id AND move.state = %s
2650                     WHERE pick.id = %s""",
2651                             ('done', move.picking_id.id))
2652                 res = cr.fetchall()
2653                 if len(res) == len(move.picking_id.move_lines):
2654                     picking_obj.action_move(cr, uid, [move.picking_id.id])
2655                     wf_service.trg_validate(uid, 'stock.picking', move.picking_id.id, 'button_done', cr)
2656
2657         return [move.id for move in complete]
2658
2659 stock_move()
2660
2661 class stock_inventory(osv.osv):
2662     _name = "stock.inventory"
2663     _description = "Inventory"
2664     _columns = {
2665         'name': fields.char('Inventory Reference', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
2666         'date': fields.datetime('Creation Date', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2667         'date_done': fields.datetime('Date done'),
2668         'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', states={'done': [('readonly', True)]}),
2669         'move_ids': fields.many2many('stock.move', 'stock_inventory_move_rel', 'inventory_id', 'move_id', 'Created Moves'),
2670         'state': fields.selection( (('draft', 'Draft'), ('cancel','Cancelled'), ('confirm','Confirmed'), ('done', 'Done')), 'Status', readonly=True, select=True),
2671         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft':[('readonly',False)]}),
2672
2673     }
2674     _defaults = {
2675         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
2676         'state': 'draft',
2677         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c)
2678     }
2679
2680     def copy(self, cr, uid, id, default=None, context=None):
2681         if default is None:
2682             default = {}
2683         default = default.copy()
2684         default.update({'move_ids': [], 'date_done': False})
2685         return super(stock_inventory, self).copy(cr, uid, id, default, context=context)
2686
2687     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2688         """ Creates a stock move from an inventory line
2689         @param inventory_line:
2690         @param move_vals:
2691         @return:
2692         """
2693         return self.pool.get('stock.move').create(cr, uid, move_vals)
2694
2695     def action_done(self, cr, uid, ids, context=None):
2696         """ Finish the inventory
2697         @return: True
2698         """
2699         if context is None:
2700             context = {}
2701         move_obj = self.pool.get('stock.move')
2702         for inv in self.browse(cr, uid, ids, context=context):
2703             move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2704             self.write(cr, uid, [inv.id], {'state':'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2705         return True
2706
2707     def action_confirm(self, cr, uid, ids, context=None):
2708         """ Confirm the inventory and writes its finished date
2709         @return: True
2710         """
2711         if context is None:
2712             context = {}
2713         # to perform the correct inventory corrections we need analyze stock location by
2714         # location, never recursively, so we use a special context
2715         product_context = dict(context, compute_child=False)
2716
2717         location_obj = self.pool.get('stock.location')
2718         for inv in self.browse(cr, uid, ids, context=context):
2719             move_ids = []
2720             for line in inv.inventory_line_id:
2721                 pid = line.product_id.id
2722                 product_context.update(uom=line.product_uom.id, date=inv.date, prodlot_id=line.prod_lot_id.id)
2723                 amount = location_obj._product_get(cr, uid, line.location_id.id, [pid], product_context)[pid]
2724                 change = line.product_qty - amount
2725                 lot_id = line.prod_lot_id.id
2726                 if change:
2727                     location_id = line.product_id.product_tmpl_id.property_stock_inventory.id
2728                     value = {
2729                         'name': 'INV:' + str(line.inventory_id.id) + ':' + line.inventory_id.name,
2730                         'product_id': line.product_id.id,
2731                         'product_uom': line.product_uom.id,
2732                         'prodlot_id': lot_id,
2733                         'date': inv.date,
2734                     }
2735
2736                     if change > 0:
2737                         value.update( {
2738                             'product_qty': change,
2739                             'location_id': location_id,
2740                             'location_dest_id': line.location_id.id,
2741                         })
2742                     else:
2743                         value.update( {
2744                             'product_qty': -change,
2745                             'location_id': line.location_id.id,
2746                             'location_dest_id': location_id,
2747                         })
2748                     move_ids.append(self._inventory_line_hook(cr, uid, line, value))
2749             self.write(cr, uid, [inv.id], {'state': 'confirm', 'move_ids': [(6, 0, move_ids)]})
2750             self.pool.get('stock.move').action_confirm(cr, uid, move_ids, context=context)
2751         return True
2752
2753     def action_cancel_draft(self, cr, uid, ids, context=None):
2754         """ Cancels the stock move and change inventory state to draft.
2755         @return: True
2756         """
2757         for inv in self.browse(cr, uid, ids, context=context):
2758             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2759             self.write(cr, uid, [inv.id], {'state':'draft'}, context=context)
2760         return True
2761
2762     def action_cancel_inventory(self, cr, uid, ids, context=None):
2763         """ Cancels both stock move and inventory
2764         @return: True
2765         """
2766         move_obj = self.pool.get('stock.move')
2767         account_move_obj = self.pool.get('account.move')
2768         for inv in self.browse(cr, uid, ids, context=context):
2769             move_obj.action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2770             for move in inv.move_ids:
2771                  account_move_ids = account_move_obj.search(cr, uid, [('name', '=', move.name)])
2772                  if account_move_ids:
2773                      account_move_data_l = account_move_obj.read(cr, uid, account_move_ids, ['state'], context=context)
2774                      for account_move in account_move_data_l:
2775                          if account_move['state'] == 'posted':
2776                              raise osv.except_osv(_('UserError!'),
2777                                                   _('In order to cancel this inventory, you must first unpost related journal entries.'))
2778                          account_move_obj.unlink(cr, uid, [account_move['id']], context=context)
2779             self.write(cr, uid, [inv.id], {'state': 'cancel'}, context=context)
2780         return True
2781
2782 stock_inventory()
2783
2784 class stock_inventory_line(osv.osv):
2785     _name = "stock.inventory.line"
2786     _description = "Inventory Line"
2787     _rec_name = "inventory_id"
2788     _columns = {
2789         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2790         'location_id': fields.many2one('stock.location', 'Location', required=True),
2791         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2792         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2793         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2794         'company_id': fields.related('inventory_id','company_id',type='many2one',relation='res.company',string='Company',store=True, select=True, readonly=True),
2795         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2796         'state': fields.related('inventory_id','state',type='char',string='Status',readonly=True),
2797     }
2798
2799     def on_change_product_id(self, cr, uid, ids, location_id, product, uom=False, to_date=False):
2800         """ Changes UoM and name if product_id changes.
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 not product:
2807             return {'value': {'product_qty': 0.0, 'product_uom': False}}
2808         obj_product = self.pool.get('product.product').browse(cr, uid, product)
2809         uom = uom or obj_product.uom_id.id
2810         amount = self.pool.get('stock.location')._product_get(cr, uid, location_id, [product], {'uom': uom, 'to_date': to_date, 'compute_child': False})[product]
2811         result = {'product_qty': amount, 'product_uom': uom}
2812         return {'value': result}
2813
2814 stock_inventory_line()
2815
2816 #----------------------------------------------------------
2817 # Stock Warehouse
2818 #----------------------------------------------------------
2819 class stock_warehouse(osv.osv):
2820     _name = "stock.warehouse"
2821     _description = "Warehouse"
2822     _columns = {
2823         'name': fields.char('Name', size=128, required=True, select=True),
2824         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
2825         'partner_id': fields.many2one('res.partner', 'Owner Address'),
2826         'lot_input_id': fields.many2one('stock.location', 'Location Input', required=True, domain=[('usage','<>','view')]),
2827         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', required=True, domain=[('usage','=','internal')]),
2828         'lot_output_id': fields.many2one('stock.location', 'Location Output', required=True, domain=[('usage','<>','view')]),
2829     }
2830     _defaults = {
2831         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2832     }
2833
2834 stock_warehouse()
2835
2836 #----------------------------------------------------------
2837 # "Empty" Classes that are used to vary from the original stock.picking  (that are dedicated to the internal pickings)
2838 #   in order to offer a different usability with different views, labels, available reports/wizards...
2839 #----------------------------------------------------------
2840 class stock_picking_in(osv.osv):
2841     _name = "stock.picking.in"
2842     _inherit = "stock.picking"
2843     _table = "stock_picking"
2844     _description = "Incomming Shipments"
2845
2846     def check_access_rights(self, cr, uid, operation, raise_exception=True):
2847         #override in order to redirect the check of acces rights on the stock.picking object
2848         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
2849
2850     def check_access_rule(self, cr, uid, ids, operation, context=None):
2851         #override in order to redirect the check of acces rules on the stock.picking object
2852         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
2853
2854     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
2855         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
2856         #instead of it's own workflow (which is not existing)
2857         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
2858
2859     _columns = {
2860         'state': fields.selection(
2861             [('draft', 'Draft'),
2862             ('auto', 'Waiting Another Operation'),
2863             ('confirmed', 'Waiting Availability'),
2864             ('assigned', 'Ready to Receive'),
2865             ('done', 'Received'),
2866             ('cancel', 'Cancelled'),],
2867             'State', readonly=True, select=True,
2868             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
2869                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
2870                  * Waiting Availability: still waiting for the availability of products\n
2871                  * Ready to Receive: products reserved, simply waiting for confirmation.\n
2872                  * Received: has been processed, can't be modified or cancelled anymore\n
2873                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
2874     }
2875     _defaults = {
2876         'type': 'in',
2877     }
2878
2879 class stock_picking_out(osv.osv):
2880     _name = "stock.picking.out"
2881     _inherit = "stock.picking"
2882     _table = "stock_picking"
2883     _description = "Delivery Orders"
2884
2885     def check_access_rights(self, cr, uid, operation, raise_exception=True):
2886         #override in order to redirect the check of acces rights on the stock.picking object
2887         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
2888
2889     def check_access_rule(self, cr, uid, ids, operation, context=None):
2890         #override in order to redirect the check of acces rules on the stock.picking object
2891         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
2892
2893     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
2894         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
2895         #instead of it's own workflow (which is not existing)
2896         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
2897
2898     _columns = {
2899         'state': fields.selection(
2900             [('draft', 'Draft'),
2901             ('auto', 'Waiting Another Operation'),
2902             ('confirmed', 'Waiting Availability'),
2903             ('assigned', 'Ready to Deliver'),
2904             ('done', 'Delivered'),
2905             ('cancel', 'Cancelled'),],
2906             'State', readonly=True, select=True,
2907             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
2908                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
2909                  * Waiting Availability: still waiting for the availability of products\n
2910                  * Ready to Deliver: products reserved, simply waiting for confirmation.\n
2911                  * Delivered: has been processed, can't be modified or cancelled anymore\n
2912                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
2913     }
2914     _defaults = {
2915         'type': 'out',
2916     }
2917
2918 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: