addons/stock/stock.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 from datetime import datetime
  23 from dateutil.relativedelta import relativedelta
  24 import time
  25 from operator import itemgetter
  26 from itertools import groupby
  27
  28 from openerp.osv import fields, osv, orm
  29 from openerp.tools.translate import _
  30 from openerp import netsvc
  31 from openerp import tools
  32 from openerp.tools import float_compare, DEFAULT_SERVER_DATETIME_FORMAT
  33 import openerp.addons.decimal_precision as dp
  34 import logging
  35 _logger = logging.getLogger(__name__)
  36
  37 #----------------------------------------------------------
  38 # Incoterms
  39 #----------------------------------------------------------
  40 class stock_incoterms(osv.osv):
  41     _name = "stock.incoterms"
  42     _description = "Incoterms"
  43     _columns = {
  44         '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."),
  45         'code': fields.char('Code', size=3, required=True, help="Code for Incoterms"),
  46         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM without deleting it."),
  47     }
  48     _defaults = {
  49         'active': True,
  50     }
  51
  52 stock_incoterms()
  53
  54 class stock_journal(osv.osv):
  55     _name = "stock.journal"
  56     _description = "Stock Journal"
  57     _columns = {
  58         'name': fields.char('Stock Journal', size=32, required=True),
  59         'user_id': fields.many2one('res.users', 'Responsible'),
  60     }
  61     _defaults = {
  62         'user_id': lambda s, c, u, ctx: u
  63     }
  64
  65 stock_journal()
  66
  67 #----------------------------------------------------------
  68 # Stock Location
  69 #----------------------------------------------------------
  70 class stock_location(osv.osv):
  71     _name = "stock.location"
  72     _description = "Location"
  73     _parent_name = "location_id"
  74     _parent_store = True
  75     _parent_order = 'posz,name'
  76     _order = 'parent_left'
  77
  78     # TODO: implement name_search() in a way that matches the results of name_get!
  79
  80     def name_get(self, cr, uid, ids, context=None):
  81         # always return the full hierarchical name
  82         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
  83         return res.items()
  84
  85     def _complete_name(self, cr, uid, ids, name, args, context=None):
  86         """ Forms complete name of location from parent location to child location.
  87         @return: Dictionary of values
  88         """
  89         res = {}
  90         for m in self.browse(cr, uid, ids, context=context):
  91             names = [m.name]
  92             parent = m.location_id
  93             while parent:
  94                 names.append(parent.name)
  95                 parent = parent.location_id
  96             res[m.id] = ' / '.join(reversed(names))
  97         return res
  98
  99     def _get_sublocations(self, cr, uid, ids, context=None):
 100         """ return all sublocations of the given stock locations (included) """
 101         return self.search(cr, uid, [('id', 'child_of', ids)], context=context)
 102
 103     def _product_value(self, cr, uid, ids, field_names, arg, context=None):
 104         """Computes stock value (real and virtual) for a product, as well as stock qty (real and virtual).
 105         @param field_names: Name of field
 106         @return: Dictionary of values
 107         """
 108         prod_id = context and context.get('product_id', False)
 109
 110         if not prod_id:
 111             return dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 112
 113         product_product_obj = self.pool.get('product.product')
 114
 115         cr.execute('select distinct product_id, location_id from stock_move where location_id in %s', (tuple(ids), ))
 116         dict1 = cr.dictfetchall()
 117         cr.execute('select distinct product_id, location_dest_id as location_id from stock_move where location_dest_id in %s', (tuple(ids), ))
 118         dict2 = cr.dictfetchall()
 119         res_products_by_location = sorted(dict1+dict2, key=itemgetter('location_id'))
 120         products_by_location = dict((k, [v['product_id'] for v in itr]) for k, itr in groupby(res_products_by_location, itemgetter('location_id')))
 121
 122         result = dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 123         result.update(dict([(i, {}.fromkeys(field_names, 0.0)) for i in list(set([aaa['location_id'] for aaa in res_products_by_location]))]))
 124
 125         currency_id = self.pool.get('res.users').browse(cr, uid, uid).company_id.currency_id.id
 126         currency_obj = self.pool.get('res.currency')
 127         currency = currency_obj.browse(cr, uid, currency_id, context=context)
 128         for loc_id, product_ids in products_by_location.items():
 129             if prod_id:
 130                 product_ids = [prod_id]
 131             c = (context or {}).copy()
 132             c['location'] = loc_id
 133             for prod in product_product_obj.browse(cr, uid, product_ids, context=c):
 134                 for f in field_names:
 135                     if f == 'stock_real':
 136                         if loc_id not in result:
 137                             result[loc_id] = {}
 138                         result[loc_id][f] += prod.qty_available
 139                     elif f == 'stock_virtual':
 140                         result[loc_id][f] += prod.virtual_available
 141                     elif f == 'stock_real_value':
 142                         amount = prod.qty_available * prod.standard_price
 143                         amount = currency_obj.round(cr, uid, currency, amount)
 144                         result[loc_id][f] += amount
 145                     elif f == 'stock_virtual_value':
 146                         amount = prod.virtual_available * prod.standard_price
 147                         amount = currency_obj.round(cr, uid, currency, amount)
 148                         result[loc_id][f] += amount
 149         return result
 150
 151     _columns = {
 152         'name': fields.char('Location Name', size=64, required=True, translate=True),
 153         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 154         '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,
 155                  help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 156                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 157                        \n* Internal Location: Physical locations inside your own warehouses,
 158                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 159                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 160                        \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.
 161                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 162                       """, select = True),
 163          # temporarily removed, as it's unused: 'allocation_method': fields.selection([('fifo', 'FIFO'), ('lifo', 'LIFO'), ('nearest', 'Nearest')], 'Allocation Method', required=True),
 164         'complete_name': fields.function(_complete_name, type='char', size=256, string="Location Name",
 165                             store={'stock.location': (_get_sublocations, ['name', 'location_id'], 10)}),
 166
 167         'stock_real': fields.function(_product_value, type='float', string='Real Stock', multi="stock"),
 168         'stock_virtual': fields.function(_product_value, type='float', string='Virtual Stock', multi="stock"),
 169
 170         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 171         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 172
 173         '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)"),
 174         'chained_location_id': fields.many2one('stock.location', 'Chained Location If Fixed'),
 175         'chained_location_type': fields.selection([('none', 'None'), ('customer', 'Customer'), ('fixed', 'Fixed Location')],
 176             'Chained Location Type', required=True,
 177             help="Determines whether this location is chained to another location, i.e. any incoming product in this location \n" \
 178                 "should next go to the chained location. The chained location is determined according to the type :"\
 179                 "\n* None: No chaining at all"\
 180                 "\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." \
 181                 "\n* Fixed Location: The chained location is taken from the next field: Chained Location if Fixed." \
 182                 ),
 183         'chained_auto_packing': fields.selection(
 184             [('auto', 'Automatic Move'), ('manual', 'Manual Operation'), ('transparent', 'Automatic No Step Added')],
 185             'Chaining Type',
 186             required=True,
 187             help="This is used only if you select a chained location type.\n" \
 188                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
 189                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
 190                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
 191             ),
 192         '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)."),
 193         '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'),
 194         'chained_delay': fields.integer('Chaining Lead Time',help="Delay between original move and chained move in days"),
 195         'partner_id': fields.many2one('res.partner', 'Location Address',help="Address of  customer or supplier."),
 196         'icon': fields.selection(tools.icons, 'Icon', size=64,help="Icon show in  hierarchical tree view"),
 197
 198         'comment': fields.text('Additional Information'),
 199         'posx': fields.integer('Corridor (X)',help="Optional localization details, for information purpose only"),
 200         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 201         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 202
 203         'parent_left': fields.integer('Left Parent', select=1),
 204         'parent_right': fields.integer('Right Parent', select=1),
 205         'stock_real_value': fields.function(_product_value, type='float', string='Real Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 206         'stock_virtual_value': fields.function(_product_value, type='float', string='Virtual Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 207         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between all companies'),
 208         'scrap_location': fields.boolean('Scrap Location', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 209         'valuation_in_account_id': fields.many2one('account.account', 'Stock Valuation Account (Incoming)', domain = [('type','=','other')],
 210                                                    help="Used for real-time inventory valuation. When set on a virtual location (non internal type), "
 211                                                         "this account will be used to hold the value of products being moved from an internal location "
 212                                                         "into this location, instead of the generic Stock Output Account set on the product. "
 213                                                         "This has no effect for internal locations."),
 214         'valuation_out_account_id': fields.many2one('account.account', 'Stock Valuation Account (Outgoing)', domain = [('type','=','other')],
 215                                                    help="Used for real-time inventory valuation. When set on a virtual location (non internal type), "
 216                                                         "this account will be used to hold the value of products being moved out of this location "
 217                                                         "and into an internal location, instead of the generic Stock Output Account set on the product. "
 218                                                         "This has no effect for internal locations."),
 219     }
 220     _defaults = {
 221         'active': True,
 222         'usage': 'internal',
 223         'chained_location_type': 'none',
 224         'chained_auto_packing': 'manual',
 225         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 226         'posx': 0,
 227         'posy': 0,
 228         'posz': 0,
 229         'icon': False,
 230         'scrap_location': False,
 231     }
 232
 233     def chained_location_get(self, cr, uid, location, partner=None, product=None, context=None):
 234         """ Finds chained location
 235         @param location: Location id
 236         @param partner: Partner id
 237         @param product: Product id
 238         @return: List of values
 239         """
 240         result = None
 241         if location.chained_location_type == 'customer':
 242             if partner:
 243                 result = partner.property_stock_customer
 244             else:
 245                 loc_id = self.pool['res.partner'].default_get(cr, uid, ['property_stock_customer'], context=context)['property_stock_customer']
 246                 result = self.pool['stock.location'].browse(cr, uid, loc_id, context=context)
 247         elif location.chained_location_type == 'fixed':
 248             result = location.chained_location_id
 249         if result:
 250             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, False
 251         return result
 252
 253     def picking_type_get(self, cr, uid, from_location, to_location, context=None):
 254         """ Gets type of picking.
 255         @param from_location: Source location
 256         @param to_location: Destination location
 257         @return: Location type
 258         """
 259         result = 'internal'
 260         if (from_location.usage=='internal') and (to_location and to_location.usage in ('customer', 'supplier')):
 261             result = 'out'
 262         elif (from_location.usage in ('supplier', 'customer')) and (to_location.usage == 'internal'):
 263             result = 'in'
 264         return result
 265
 266     def _product_get_all_report(self, cr, uid, ids, product_ids=False, context=None):
 267         return self._product_get_report(cr, uid, ids, product_ids, context, recursive=True)
 268
 269     def _product_get_report(self, cr, uid, ids, product_ids=False,
 270             context=None, recursive=False):
 271         """ Finds the product quantity and price for particular location.
 272         @param product_ids: Ids of product
 273         @param recursive: True or False
 274         @return: Dictionary of values
 275         """
 276         if context is None:
 277             context = {}
 278         product_obj = self.pool.get('product.product')
 279         # Take the user company and pricetype
 280         context['currency_id'] = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.currency_id.id
 281
 282         # To be able to offer recursive or non-recursive reports we need to prevent recursive quantities by default
 283         context['compute_child'] = False
 284
 285         if not product_ids:
 286             product_ids = product_obj.search(cr, uid, [], context={'active_test': False})
 287
 288         products = product_obj.browse(cr, uid, product_ids, context=context)
 289         products_by_uom = {}
 290         products_by_id = {}
 291         for product in products:
 292             products_by_uom.setdefault(product.uom_id.id, [])
 293             products_by_uom[product.uom_id.id].append(product)
 294             products_by_id.setdefault(product.id, [])
 295             products_by_id[product.id] = product
 296
 297         result = {}
 298         result['product'] = []
 299         for id in ids:
 300             quantity_total = 0.0
 301             total_price = 0.0
 302             for uom_id in products_by_uom.keys():
 303                 fnc = self._product_get
 304                 if recursive:
 305                     fnc = self._product_all_get
 306                 ctx = context.copy()
 307                 ctx['uom'] = uom_id
 308                 qty = fnc(cr, uid, id, [x.id for x in products_by_uom[uom_id]],
 309                         context=ctx)
 310                 for product_id in qty.keys():
 311                     if not qty[product_id]:
 312                         continue
 313                     product = products_by_id[product_id]
 314                     quantity_total += qty[product_id]
 315
 316                     # Compute based on pricetype
 317                     # Choose the right filed standard_price to read
 318                     amount_unit = product.price_get('standard_price', context=context)[product.id]
 319                     price = qty[product_id] * amount_unit
 320
 321                     total_price += price
 322                     result['product'].append({
 323                         'price': amount_unit,
 324                         'prod_name': product.name,
 325                         'code': product.default_code, # used by lot_overview_all report!
 326                         'variants': product.variants or '',
 327                         'uom': product.uom_id.name,
 328                         'prod_qty': qty[product_id],
 329                         'price_value': price,
 330                     })
 331         result['total'] = quantity_total
 332         result['total_price'] = total_price
 333         return result
 334
 335     def _product_get_multi_location(self, cr, uid, ids, product_ids=False, context=None,
 336                                     states=['done'], what=('in', 'out')):
 337         """
 338         @param product_ids: Ids of product
 339         @param states: List of states
 340         @param what: Tuple of
 341         @return:
 342         """
 343         product_obj = self.pool.get('product.product')
 344         if context is None:
 345             context = {}
 346         context.update({
 347             'states': states,
 348             'what': what,
 349             'location': ids
 350         })
 351         return product_obj.get_product_available(cr, uid, product_ids, context=context)
 352
 353     def _product_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 354         """
 355         @param product_ids:
 356         @param states:
 357         @return:
 358         """
 359         if states is None:
 360             states = ['done']
 361         ids = id and [id] or []
 362         return self._product_get_multi_location(cr, uid, ids, product_ids, context=context, states=states)
 363
 364     def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 365         if states is None:
 366             states = ['done']
 367         # build the list of ids of children of the location given by id
 368         ids = id and [id] or []
 369         location_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 370         return self._product_get_multi_location(cr, uid, location_ids, product_ids, context, states)
 371
 372     def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 373         if states is None:
 374             states = ['done']
 375         return self._product_all_get(cr, uid, id, product_ids, context, ['confirmed', 'waiting', 'assigned', 'done'])
 376
 377     def _product_reserve(self, cr, uid, ids, product_id, product_qty, context=None, lock=False):
 378         """
 379         Attempt to find a quantity ``product_qty`` (in the product's default uom or the uom passed in ``context``) of product ``product_id``
 380         in locations with id ``ids`` and their child locations. If ``lock`` is True, the stock.move lines
 381         of product with id ``product_id`` in the searched location will be write-locked using Postgres's
 382         "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back, to prevent reservin
 383         twice the same products.
 384         If ``lock`` is True and the lock cannot be obtained (because another transaction has locked some of
 385         the same stock.move lines), a log line will be output and False will be returned, as if there was
 386         not enough stock.
 387
 388         :param product_id: Id of product to reserve
 389         :param product_qty: Quantity of product to reserve (in the product's default uom or the uom passed in ``context``)
 390         :param lock: if True, the stock.move lines of product with id ``product_id`` in all locations (and children locations) with ``ids`` will
 391                      be write-locked using postgres's "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back. This is
 392                      to prevent reserving twice the same products.
 393         :param context: optional context dictionary: if a 'uom' key is present it will be used instead of the default product uom to
 394                         compute the ``product_qty`` and in the return value.
 395         :return: List of tuples in the form (qty, location_id) with the (partial) quantities that can be taken in each location to
 396                  reach the requested product_qty (``qty`` is expressed in the default uom of the product), of False if enough
 397                  products could not be found, or the lock could not be obtained (and ``lock`` was True).
 398         """
 399         result = []
 400         amount = 0.0
 401         if context is None:
 402             context = {}
 403         uom_obj = self.pool.get('product.uom')
 404         uom_rounding = self.pool.get('product.product').browse(cr, uid, product_id, context=context).uom_id.rounding
 405         if context.get('uom'):
 406             uom_rounding = uom_obj.browse(cr, uid, context.get('uom'), context=context).rounding
 407
 408         locations_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 409         if locations_ids:
 410             # Fetch only the locations in which this product has ever been processed (in or out)
 411             cr.execute("""SELECT l.id FROM stock_location l WHERE l.id in %s AND
 412                         EXISTS (SELECT 1 FROM stock_move m WHERE m.product_id = %s
 413                                 AND ((state = 'done' AND m.location_dest_id = l.id)
 414                                     OR (state in ('done','assigned') AND m.location_id = l.id)))
 415                        """, (tuple(locations_ids), product_id,))
 416             locations_ids = [i for (i,) in cr.fetchall()]
 417         for id in locations_ids:
 418             if lock:
 419                 try:
 420                     # Must lock with a separate select query because FOR UPDATE can't be used with
 421                     # aggregation/group by's (when individual rows aren't identifiable).
 422                     # We use a SAVEPOINT to be able to rollback this part of the transaction without
 423                     # failing the whole transaction in case the LOCK cannot be acquired.
 424                     cr.execute("SAVEPOINT stock_location_product_reserve")
 425                     cr.execute("""SELECT id FROM stock_move
 426                                   WHERE product_id=%s AND
 427                                           (
 428                                             (location_dest_id=%s AND
 429                                              location_id<>%s AND
 430                                              state='done')
 431                                             OR
 432                                             (location_id=%s AND
 433                                              location_dest_id<>%s AND
 434                                              state in ('done', 'assigned'))
 435                                           )
 436                                   FOR UPDATE of stock_move NOWAIT""", (product_id, id, id, id, id), log_exceptions=False)
 437                 except Exception:
 438                     # Here it's likely that the FOR UPDATE NOWAIT failed to get the LOCK,
 439                     # so we ROLLBACK to the SAVEPOINT to restore the transaction to its earlier
 440                     # state, we return False as if the products were not available, and log it:
 441                     cr.execute("ROLLBACK TO stock_location_product_reserve")
 442                     _logger.warning("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)
 443                     _logger.debug("Trace of the failed product reservation attempt: ", exc_info=True)
 444                     return False
 445
 446             # XXX TODO: rewrite this with one single query, possibly even the quantity conversion
 447             cr.execute("""SELECT product_uom, sum(product_qty) AS product_qty
 448                           FROM stock_move
 449                           WHERE location_dest_id=%s AND
 450                                 location_id<>%s AND
 451                                 product_id=%s AND
 452                                 state='done'
 453                           GROUP BY product_uom
 454                        """,
 455                        (id, id, product_id))
 456             results = cr.dictfetchall()
 457             cr.execute("""SELECT product_uom,-sum(product_qty) AS product_qty
 458                           FROM stock_move
 459                           WHERE location_id=%s AND
 460                                 location_dest_id<>%s AND
 461                                 product_id=%s AND
 462                                 state in ('done', 'assigned')
 463                           GROUP BY product_uom
 464                        """,
 465                        (id, id, product_id))
 466             results += cr.dictfetchall()
 467             total = 0.0
 468             results2 = 0.0
 469             for r in results:
 470                 amount = uom_obj._compute_qty(cr, uid, r['product_uom'], r['product_qty'], context.get('uom', False))
 471                 results2 += amount
 472                 total += amount
 473             if total <= 0.0:
 474                 continue
 475
 476             amount = results2
 477             compare_qty = float_compare(amount, 0, precision_rounding=uom_rounding)
 478             if compare_qty == 1:
 479                 if amount > min(total, product_qty):
 480                     amount = min(product_qty, total)
 481                 result.append((amount, id))
 482                 product_qty -= amount
 483                 total -= amount
 484                 if product_qty <= 0.0:
 485                     return result
 486                 if total <= 0.0:
 487                     continue
 488         return False
 489
 490 stock_location()
 491
 492
 493 class stock_tracking(osv.osv):
 494     _name = "stock.tracking"
 495     _description = "Packs"
 496
 497     def checksum(sscc):
 498         salt = '31' * 8 + '3'
 499         sum = 0
 500         for sscc_part, salt_part in zip(sscc, salt):
 501             sum += int(sscc_part) * int(salt_part)
 502         return (10 - (sum % 10)) % 10
 503     checksum = staticmethod(checksum)
 504
 505     def make_sscc(self, cr, uid, context=None):
 506         sequence = self.pool.get('ir.sequence').get(cr, uid, 'stock.lot.tracking')
 507         try:
 508             return sequence + str(self.checksum(sequence))
 509         except Exception:
 510             return sequence
 511
 512     _columns = {
 513         '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)"),
 514         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a pack without deleting it."),
 515         'serial': fields.char('Additional Reference', size=64, select=True, help="Other reference or serial number"),
 516         'move_ids': fields.one2many('stock.move', 'tracking_id', 'Moves for this pack', readonly=True),
 517         'date': fields.datetime('Creation Date', required=True),
 518     }
 519     _defaults = {
 520         'active': 1,
 521         'name': make_sscc,
 522         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 523     }
 524
 525     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
 526         if not args:
 527             args = []
 528         ids = self.search(cr, user, [('serial', '=', name)]+ args, limit=limit, context=context)
 529         ids += self.search(cr, user, [('name', operator, name)]+ args, limit=limit, context=context)
 530         return self.name_get(cr, user, ids, context)
 531
 532     def name_get(self, cr, uid, ids, context=None):
 533         """Append the serial to the name"""
 534         if not len(ids):
 535             return []
 536         res = [ (r['id'], r['serial'] and '%s [%s]' % (r['name'], r['serial'])
 537                                       or r['name'] )
 538                 for r in self.read(cr, uid, ids, ['name', 'serial'],
 539                                    context=context) ]
 540         return res
 541
 542     def unlink(self, cr, uid, ids, context=None):
 543         raise osv.except_osv(_('Error!'), _('You cannot remove a lot line.'))
 544
 545     def action_traceability(self, cr, uid, ids, context=None):
 546         """ It traces the information of a product
 547         @param self: The object pointer.
 548         @param cr: A database cursor
 549         @param uid: ID of the user currently logged in
 550         @param ids: List of IDs selected
 551         @param context: A standard dictionary
 552         @return: A dictionary of values
 553         """
 554         return self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
 555
 556 stock_tracking()
 557
 558 #----------------------------------------------------------
 559 # Stock Picking
 560 #----------------------------------------------------------
 561 class stock_picking(osv.osv):
 562     _name = "stock.picking"
 563     _inherit = ['mail.thread']
 564     _description = "Picking List"
 565     _order = "id desc"
 566
 567     def _set_maximum_date(self, cr, uid, ids, name, value, arg, context=None):
 568         """ Calculates planned date if it is greater than 'value'.
 569         @param name: Name of field
 570         @param value: Value of field
 571         @param arg: User defined argument
 572         @return: True or False
 573         """
 574         if not value:
 575             return False
 576         if isinstance(ids, (int, long)):
 577             ids = [ids]
 578         for pick in self.browse(cr, uid, ids, context=context):
 579             sql_str = """update stock_move set
 580                     date_expected='%s'
 581                 where
 582                     picking_id=%d """ % (value, pick.id)
 583             if pick.max_date:
 584                 sql_str += " and (date_expected='" + pick.max_date + "')"
 585             cr.execute(sql_str)
 586         return True
 587
 588     def _set_minimum_date(self, cr, uid, ids, name, value, arg, context=None):
 589         """ Calculates planned date if it is less than 'value'.
 590         @param name: Name of field
 591         @param value: Value of field
 592         @param arg: User defined argument
 593         @return: True or False
 594         """
 595         if not value:
 596             return False
 597         if isinstance(ids, (int, long)):
 598             ids = [ids]
 599         for pick in self.browse(cr, uid, ids, context=context):
 600             sql_str = """update stock_move set
 601                     date_expected='%s'
 602                 where
 603                     picking_id=%s """ % (value, pick.id)
 604             if pick.min_date:
 605                 sql_str += " and (date_expected='" + pick.min_date + "')"
 606             cr.execute(sql_str)
 607         return True
 608
 609     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 610         """ Finds minimum and maximum dates for picking.
 611         @return: Dictionary of values
 612         """
 613         res = {}
 614         for id in ids:
 615             res[id] = {'min_date': False, 'max_date': False}
 616         if not ids:
 617             return res
 618         cr.execute("""select
 619                 picking_id,
 620                 min(date_expected),
 621                 max(date_expected)
 622             from
 623                 stock_move
 624             where
 625                 picking_id IN %s
 626             group by
 627                 picking_id""",(tuple(ids),))
 628         for pick, dt1, dt2 in cr.fetchall():
 629             res[pick]['min_date'] = dt1
 630             res[pick]['max_date'] = dt2
 631         return res
 632
 633     def create(self, cr, user, vals, context=None):
 634         if ('name' not in vals) or (vals.get('name')=='/'):
 635             seq_obj_name =  self._name
 636             vals['name'] = self.pool.get('ir.sequence').get(cr, user, seq_obj_name)
 637         new_id = super(stock_picking, self).create(cr, user, vals, context)
 638         return new_id
 639
 640     _columns = {
 641         'name': fields.char('Reference', size=64, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 642         'origin': fields.char('Source Document', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
 643         '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),
 644         'type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', required=True, select=True, help="Shipping type specify, goods coming in or going out."),
 645         'note': fields.text('Notes', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 646         'stock_journal_id': fields.many2one('stock.journal','Stock Journal', select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 647         '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." \
 648                 "Set a location if you produce at a fixed location. This can be a partner location " \
 649                 "if you subcontract the manufacturing operations.", select=True),
 650         '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),
 651         '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"),
 652         'state': fields.selection([
 653             ('draft', 'Draft'),
 654             ('cancel', 'Cancelled'),
 655             ('auto', 'Waiting Another Operation'),
 656             ('confirmed', 'Waiting Availability'),
 657             ('assigned', 'Ready to Transfer'),
 658             ('done', 'Transferred'),
 659             ], 'Status', readonly=True, select=True, track_visibility='onchange', help="""
 660             * Draft: not confirmed yet and will not be scheduled until confirmed\n
 661             * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 662             * Waiting Availability: still waiting for the availability of products\n
 663             * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 664             * Transferred: has been processed, can't be modified or cancelled anymore\n
 665             * Cancelled: has been cancelled, can't be confirmed anymore"""
 666         ),
 667         'min_date': fields.function(get_min_max_date, fnct_inv=_set_minimum_date, multi="min_max_date",
 668                  store=True, type='datetime', string='Scheduled Time', select=1, help="Scheduled time for the shipment to be processed"),
 669         'date': fields.datetime('Creation Date', help="Creation date, usually the time of the order.", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 670         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 671         'max_date': fields.function(get_min_max_date, fnct_inv=_set_maximum_date, multi="min_max_date",
 672                  store=True, type='datetime', string='Max. Expected Date', select=2),
 673         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 674         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 675         'auto_picking': fields.boolean('Auto-Picking', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 676         'partner_id': fields.many2one('res.partner', 'Partner', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 677         'invoice_state': fields.selection([
 678             ("invoiced", "Invoiced"),
 679             ("2binvoiced", "To Be Invoiced"),
 680             ("none", "Not Applicable")], "Invoice Control",
 681             select=True, required=True, readonly=True, track_visibility='onchange', states={'draft': [('readonly', False)]}),
 682         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 683     }
 684     _defaults = {
 685         'name': lambda self, cr, uid, context: '/',
 686         'state': 'draft',
 687         'move_type': 'direct',
 688         'type': 'internal',
 689         'invoice_state': 'none',
 690         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 691         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c)
 692     }
 693     _sql_constraints = [
 694         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per Company!'),
 695     ]
 696
 697     def action_process(self, cr, uid, ids, context=None):
 698         if context is None:
 699             context = {}
 700         """Open the partial picking wizard"""
 701         context.update({
 702             'active_model': self._name,
 703             'active_ids': ids,
 704             'active_id': len(ids) and ids[0] or False
 705         })
 706         return {
 707             'view_type': 'form',
 708             'view_mode': 'form',
 709             'res_model': 'stock.partial.picking',
 710             'type': 'ir.actions.act_window',
 711             'target': 'new',
 712             'context': context,
 713             'nodestroy': True,
 714         }
 715
 716     def copy(self, cr, uid, id, default=None, context=None):
 717         if default is None:
 718             default = {}
 719         default = default.copy()
 720         picking_obj = self.browse(cr, uid, id, context=context)
 721         move_obj = self.pool.get('stock.move')
 722         if ('name' not in default) or (picking_obj.name == '/'):
 723             seq_obj_name = 'stock.picking.' + picking_obj.type
 724             default['name'] = self.pool.get('ir.sequence').get(cr, uid, seq_obj_name)
 725             default['origin'] = ''
 726             default['backorder_id'] = False
 727         if 'invoice_state' not in default and picking_obj.invoice_state == 'invoiced':
 728             default['invoice_state'] = '2binvoiced'
 729         res = super(stock_picking, self).copy(cr, uid, id, default, context)
 730         if res:
 731             picking_obj = self.browse(cr, uid, res, context=context)
 732             for move in picking_obj.move_lines:
 733                 move_obj.write(cr, uid, [move.id], {'tracking_id': False, 'prodlot_id': False, 'move_history_ids2': [(6, 0, [])], 'move_history_ids': [(6, 0, [])]})
 734         return res
 735
 736     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 737         if view_type == 'form' and not view_id:
 738             mod_obj = self.pool.get('ir.model.data')
 739             if self._name == "stock.picking.in":
 740                 model, view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_in_form')
 741             if self._name == "stock.picking.out":
 742                 model, view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_out_form')
 743         return super(stock_picking, self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 744
 745     def onchange_partner_in(self, cr, uid, ids, partner_id=None, context=None):
 746         return {}
 747
 748     def action_explode(self, cr, uid, moves, context=None):
 749         """Hook to allow other modules to split the moves of a picking."""
 750         return moves
 751
 752     def action_confirm(self, cr, uid, ids, context=None):
 753         """ Confirms picking.
 754         @return: True
 755         """
 756         pickings = self.browse(cr, uid, ids, context=context)
 757         self.write(cr, uid, ids, {'state': 'confirmed'})
 758         todo = []
 759         for picking in pickings:
 760             for r in picking.move_lines:
 761                 if r.state == 'draft':
 762                     todo.append(r.id)
 763         todo = self.action_explode(cr, uid, todo, context)
 764         if len(todo):
 765             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 766         return True
 767
 768     def test_auto_picking(self, cr, uid, ids):
 769         # TODO: Check locations to see if in the same location ?
 770         return True
 771
 772     def action_assign(self, cr, uid, ids, *args):
 773         """ Changes state of picking to available if all moves are confirmed.
 774         @return: True
 775         """
 776         wf_service = netsvc.LocalService("workflow")
 777         for pick in self.browse(cr, uid, ids):
 778             if pick.state == 'draft':
 779                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_confirm', cr)
 780             move_ids = [x.id for x in pick.move_lines if x.state == 'confirmed']
 781             if not move_ids:
 782                 raise osv.except_osv(_('Warning!'),_('Not enough stock, unable to reserve the products.'))
 783             self.pool.get('stock.move').action_assign(cr, uid, move_ids)
 784         return True
 785
 786     def force_assign(self, cr, uid, ids, *args):
 787         """ Changes state of picking to available if moves are confirmed or waiting.
 788         @return: True
 789         """
 790         wf_service = netsvc.LocalService("workflow")
 791         for pick in self.browse(cr, uid, ids):
 792             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed','waiting']]
 793             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 794             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 795         return True
 796
 797     def draft_force_assign(self, cr, uid, ids, *args):
 798         """ Confirms picking directly from draft state.
 799         @return: True
 800         """
 801         wf_service = netsvc.LocalService("workflow")
 802         for pick in self.browse(cr, uid, ids):
 803             if not pick.move_lines:
 804                 raise osv.except_osv(_('Error!'),_('You cannot process picking without stock moves.'))
 805             wf_service.trg_validate(uid, 'stock.picking', pick.id,
 806                 'button_confirm', cr)
 807         return True
 808
 809     def draft_validate(self, cr, uid, ids, context=None):
 810         """ Validates picking directly from draft state.
 811         @return: True
 812         """
 813         wf_service = netsvc.LocalService("workflow")
 814         self.draft_force_assign(cr, uid, ids)
 815         for pick in self.browse(cr, uid, ids, context=context):
 816             move_ids = [x.id for x in pick.move_lines]
 817             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 818             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 819         return self.action_process(
 820             cr, uid, ids, context=context)
 821     def cancel_assign(self, cr, uid, ids, *args):
 822         """ Cancels picking and moves.
 823         @return: True
 824         """
 825         wf_service = netsvc.LocalService("workflow")
 826         for pick in self.browse(cr, uid, ids):
 827             move_ids = [x.id for x in pick.move_lines]
 828             self.pool.get('stock.move').cancel_assign(cr, uid, move_ids)
 829             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 830         return True
 831
 832     def action_assign_wkf(self, cr, uid, ids, context=None):
 833         """ Changes picking state to assigned.
 834         @return: True
 835         """
 836         self.write(cr, uid, ids, {'state': 'assigned'})
 837         return True
 838
 839     def test_finished(self, cr, uid, ids):
 840         """ Tests whether the move is in done or cancel state or not.
 841         @return: True or False
 842         """
 843         move_ids = self.pool.get('stock.move').search(cr, uid, [('picking_id', 'in', ids)])
 844         for move in self.pool.get('stock.move').browse(cr, uid, move_ids):
 845             if move.state not in ('done', 'cancel'):
 846
 847                 if move.product_qty != 0.0:
 848                     return False
 849                 else:
 850                     move.write({'state': 'done'})
 851         return True
 852
 853     def test_assigned(self, cr, uid, ids):
 854         """ Tests whether the move is in assigned state or not.
 855         @return: True or False
 856         """
 857         #TOFIX: assignment of move lines should be call before testing assigment otherwise picking never gone in assign state
 858         ok = True
 859         for pick in self.browse(cr, uid, ids):
 860             mt = pick.move_type
 861             # incomming shipments are always set as available if they aren't chained
 862             if pick.type == 'in':
 863                 if all([x.state != 'waiting' for x in pick.move_lines]):
 864                     return True
 865             for move in pick.move_lines:
 866                 if (move.state in ('confirmed', 'draft')) and (mt == 'one'):
 867                     return False
 868                 if (mt == 'direct') and (move.state == 'assigned') and (move.product_qty):
 869                     return True
 870                 ok = ok and (move.state in ('cancel', 'done', 'assigned'))
 871         return ok
 872
 873     def action_cancel(self, cr, uid, ids, context=None):
 874         """ Changes picking state to cancel.
 875         @return: True
 876         """
 877         for pick in self.browse(cr, uid, ids, context=context):
 878             ids2 = [move.id for move in pick.move_lines]
 879             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 880         self.write(cr, uid, ids, {'state': 'cancel', 'invoice_state': 'none'})
 881         return True
 882
 883     #
 884     # TODO: change and create a move if not parents
 885     #
 886     def action_done(self, cr, uid, ids, context=None):
 887         """Changes picking state to done.
 888
 889         This method is called at the end of the workflow by the activity "done".
 890         @return: True
 891         """
 892         self.write(cr, uid, ids, {'state': 'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')})
 893         return True
 894
 895     def action_move(self, cr, uid, ids, context=None):
 896         """Process the Stock Moves of the Picking
 897
 898         This method is called by the workflow by the activity "move".
 899         Normally that happens when the signal button_done is received (button
 900         "Done" pressed on a Picking view).
 901         @return: True
 902         """
 903         for pick in self.browse(cr, uid, ids, context=context):
 904             todo = []
 905             for move in pick.move_lines:
 906                 if move.state == 'draft':
 907                     self.pool.get('stock.move').action_confirm(cr, uid, [move.id],
 908                         context=context)
 909                     todo.append(move.id)
 910                 elif move.state in ('assigned','confirmed'):
 911                     todo.append(move.id)
 912             if len(todo):
 913                 self.pool.get('stock.move').action_done(cr, uid, todo,
 914                         context=context)
 915         return True
 916
 917     def get_currency_id(self, cr, uid, picking):
 918         return False
 919
 920     def _get_partner_to_invoice(self, cr, uid, picking, context=None):
 921         """ Gets the partner that will be invoiced
 922             Note that this function is inherited in the sale and purchase modules
 923             @param picking: object of the picking for which we are selecting the partner to invoice
 924             @return: object of the partner to invoice
 925         """
 926         return picking.partner_id and picking.partner_id.id
 927
 928     def _get_comment_invoice(self, cr, uid, picking):
 929         """
 930         @return: comment string for invoice
 931         """
 932         return picking.note or ''
 933
 934     def _get_price_unit_invoice(self, cr, uid, move_line, type, context=None):
 935         """ Gets price unit for invoice
 936         @param move_line: Stock move lines
 937         @param type: Type of invoice
 938         @return: The price unit for the move line
 939         """
 940         if context is None:
 941             context = {}
 942
 943         if type in ('in_invoice', 'in_refund'):
 944             # Take the user company and pricetype
 945             context['currency_id'] = move_line.company_id.currency_id.id
 946             amount_unit = move_line.product_id.price_get('standard_price', context=context)[move_line.product_id.id]
 947             return amount_unit
 948         else:
 949             return move_line.product_id.list_price
 950
 951     def _get_discount_invoice(self, cr, uid, move_line):
 952         '''Return the discount for the move line'''
 953         return 0.0
 954
 955     def _get_taxes_invoice(self, cr, uid, move_line, type):
 956         """ Gets taxes on invoice
 957         @param move_line: Stock move lines
 958         @param type: Type of invoice
 959         @return: Taxes Ids for the move line
 960         """
 961         if type in ('in_invoice', 'in_refund'):
 962             taxes = move_line.product_id.supplier_taxes_id
 963         else:
 964             taxes = move_line.product_id.taxes_id
 965
 966         if move_line.picking_id and move_line.picking_id.partner_id and move_line.picking_id.partner_id.id:
 967             return self.pool.get('account.fiscal.position').map_tax(
 968                 cr,
 969                 uid,
 970                 move_line.picking_id.partner_id.property_account_position,
 971                 taxes
 972             )
 973         else:
 974             return map(lambda x: x.id, taxes)
 975
 976     def _get_account_analytic_invoice(self, cr, uid, picking, move_line):
 977         return False
 978
 979     def _invoice_line_hook(self, cr, uid, move_line, invoice_line_id):
 980         '''Call after the creation of the invoice line'''
 981         return
 982
 983     def _invoice_hook(self, cr, uid, picking, invoice_id):
 984         '''Call after the creation of the invoice'''
 985         return
 986
 987     def _get_invoice_type(self, pick):
 988         src_usage = dest_usage = None
 989         inv_type = None
 990         if pick.invoice_state == '2binvoiced':
 991             if pick.move_lines:
 992                 src_usage = pick.move_lines[0].location_id.usage
 993                 dest_usage = pick.move_lines[0].location_dest_id.usage
 994             if pick.type == 'out' and dest_usage == 'supplier':
 995                 inv_type = 'in_refund'
 996             elif pick.type == 'out' and dest_usage == 'customer':
 997                 inv_type = 'out_invoice'
 998             elif pick.type == 'in' and src_usage == 'supplier':
 999                 inv_type = 'in_invoice'
1000             elif pick.type == 'in' and src_usage == 'customer':
1001                 inv_type = 'out_refund'
1002             else:
1003                 inv_type = 'out_invoice'
1004         return inv_type
1005
1006     def _prepare_invoice_group(self, cr, uid, picking, partner, invoice, context=None):
1007         """ Builds the dict for grouped invoices
1008             @param picking: picking object
1009             @param partner: object of the partner to invoice (not used here, but may be usefull if this function is inherited)
1010             @param invoice: object of the invoice that we are updating
1011             @return: dict that will be used to update the invoice
1012         """
1013         comment = self._get_comment_invoice(cr, uid, picking)
1014         return {
1015             'name': (invoice.name or '') + ', ' + (picking.name or ''),
1016             'origin': (invoice.origin or '') + ', ' + (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
1017             'comment': (comment and (invoice.comment and invoice.comment + "\n" + comment or comment)) or (invoice.comment and invoice.comment or ''),
1018             'date_invoice': context.get('date_inv', False),
1019             'user_id': uid,
1020         }
1021
1022     def _prepare_invoice(self, cr, uid, picking, partner, inv_type, journal_id, context=None):
1023         """ Builds the dict containing the values for the invoice
1024             @param picking: picking object
1025             @param partner: object of the partner to invoice
1026             @param inv_type: type of the invoice ('out_invoice', 'in_invoice', ...)
1027             @param journal_id: ID of the accounting journal
1028             @return: dict that will be used to create the invoice object
1029         """
1030         if isinstance(partner, int):
1031             partner = self.pool.get('res.partner').browse(cr, uid, partner, context=context)
1032         if inv_type in ('out_invoice', 'out_refund'):
1033             account_id = partner.property_account_receivable.id
1034             payment_term = partner.property_payment_term.id or False
1035         else:
1036             account_id = partner.property_account_payable.id
1037             payment_term = partner.property_supplier_payment_term.id or False
1038         comment = self._get_comment_invoice(cr, uid, picking)
1039         invoice_vals = {
1040             'name': picking.name,
1041             'origin': (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
1042             'type': inv_type,
1043             'account_id': account_id,
1044             'partner_id': partner.id,
1045             'comment': comment,
1046             'payment_term': payment_term,
1047             'fiscal_position': partner.property_account_position.id,
1048             'date_invoice': context.get('date_inv', False),
1049             'company_id': picking.company_id.id,
1050             'user_id': uid,
1051         }
1052         cur_id = self.get_currency_id(cr, uid, picking)
1053         if cur_id:
1054             invoice_vals['currency_id'] = cur_id
1055         if journal_id:
1056             invoice_vals['journal_id'] = journal_id
1057         return invoice_vals
1058
1059     def _prepare_invoice_line(self, cr, uid, group, picking, move_line, invoice_id,
1060         invoice_vals, context=None):
1061         """ Builds the dict containing the values for the invoice line
1062             @param group: True or False
1063             @param picking: picking object
1064             @param: move_line: move_line object
1065             @param: invoice_id: ID of the related invoice
1066             @param: invoice_vals: dict used to created the invoice
1067             @return: dict that will be used to create the invoice line
1068         """
1069         if group:
1070             name = (picking.name or '') + '-' + move_line.name
1071         else:
1072             name = move_line.name
1073         origin = move_line.picking_id.name or ''
1074         if move_line.picking_id.origin:
1075             origin += ':' + move_line.picking_id.origin
1076
1077         if invoice_vals['type'] in ('out_invoice', 'out_refund'):
1078             account_id = move_line.product_id.property_account_income.id
1079             if not account_id:
1080                 account_id = move_line.product_id.categ_id.\
1081                         property_account_income_categ.id
1082         else:
1083             account_id = move_line.product_id.property_account_expense.id
1084             if not account_id:
1085                 account_id = move_line.product_id.categ_id.\
1086                         property_account_expense_categ.id
1087         if invoice_vals['fiscal_position']:
1088             fp_obj = self.pool.get('account.fiscal.position')
1089             fiscal_position = fp_obj.browse(cr, uid, invoice_vals['fiscal_position'], context=context)
1090             account_id = fp_obj.map_account(cr, uid, fiscal_position, account_id)
1091         # set UoS if it's a sale and the picking doesn't have one
1092         uos_id = move_line.product_uos and move_line.product_uos.id or False
1093         if not uos_id and invoice_vals['type'] in ('out_invoice', 'out_refund'):
1094             uos_id = move_line.product_uom.id
1095
1096         return {
1097             'name': name,
1098             'origin': origin,
1099             'invoice_id': invoice_id,
1100             'uos_id': uos_id,
1101             'product_id': move_line.product_id.id,
1102             'account_id': account_id,
1103             'price_unit': self._get_price_unit_invoice(cr, uid, move_line, invoice_vals['type']),
1104             'discount': self._get_discount_invoice(cr, uid, move_line),
1105             'quantity': move_line.product_uos_qty or move_line.product_qty,
1106             'invoice_line_tax_id': [(6, 0, self._get_taxes_invoice(cr, uid, move_line, invoice_vals['type']))],
1107             'account_analytic_id': self._get_account_analytic_invoice(cr, uid, picking, move_line),
1108         }
1109
1110     def action_invoice_create(self, cr, uid, ids, journal_id=False,
1111             group=False, type='out_invoice', context=None):
1112         """ Creates invoice based on the invoice state selected for picking.
1113         @param journal_id: Id of journal
1114         @param group: Whether to create a group invoice or not
1115         @param type: Type invoice to be created
1116         @return: Ids of created invoices for the pickings
1117         """
1118         if context is None:
1119             context = {}
1120
1121         invoice_obj = self.pool.get('account.invoice')
1122         invoice_line_obj = self.pool.get('account.invoice.line')
1123         partner_obj = self.pool.get('res.partner')
1124         invoices_group = {}
1125         res = {}
1126         inv_type = type
1127         for picking in self.browse(cr, uid, ids, context=context):
1128             if picking.invoice_state != '2binvoiced':
1129                 continue
1130             partner = self._get_partner_to_invoice(cr, uid, picking, context=context)
1131             if isinstance(partner, int):
1132                 partner = partner_obj.browse(cr, uid, [partner], context=context)[0]
1133             if not partner:
1134                 raise osv.except_osv(_('Error, no partner!'),
1135                     _('Please put a partner on the picking list if you want to generate invoice.'))
1136
1137             if not inv_type:
1138                 inv_type = self._get_invoice_type(picking)
1139
1140             if group and partner.id in invoices_group:
1141                 invoice_id = invoices_group[partner.id]
1142                 invoice = invoice_obj.browse(cr, uid, invoice_id)
1143                 invoice_vals_group = self._prepare_invoice_group(cr, uid, picking, partner, invoice, context=context)
1144                 invoice_obj.write(cr, uid, [invoice_id], invoice_vals_group, context=context)
1145             else:
1146                 invoice_vals = self._prepare_invoice(cr, uid, picking, partner, inv_type, journal_id, context=context)
1147                 invoice_id = invoice_obj.create(cr, uid, invoice_vals, context=context)
1148                 invoices_group[partner.id] = invoice_id
1149             res[picking.id] = invoice_id
1150             for move_line in picking.move_lines:
1151                 if move_line.state == 'cancel':
1152                     continue
1153                 if move_line.scrapped:
1154                     # do no invoice scrapped products
1155                     continue
1156                 vals = self._prepare_invoice_line(cr, uid, group, picking, move_line,
1157                                 invoice_id, invoice_vals, context=context)
1158                 if vals:
1159                     invoice_line_id = invoice_line_obj.create(cr, uid, vals, context=context)
1160                     self._invoice_line_hook(cr, uid, move_line, invoice_line_id)
1161
1162             invoice_obj.button_compute(cr, uid, [invoice_id], context=context,
1163                     set_total=(inv_type in ('in_invoice', 'in_refund')))
1164             self.write(cr, uid, [picking.id], {
1165                 'invoice_state': 'invoiced',
1166                 }, context=context)
1167             self._invoice_hook(cr, uid, picking, invoice_id)
1168         self.write(cr, uid, res.keys(), {
1169             'invoice_state': 'invoiced',
1170             }, context=context)
1171         return res
1172
1173     def test_done(self, cr, uid, ids, context=None):
1174         """ Test whether the move lines are done or not.
1175         @return: True or False
1176         """
1177         ok = False
1178         for pick in self.browse(cr, uid, ids, context=context):
1179             if not pick.move_lines:
1180                 return True
1181             for move in pick.move_lines:
1182                 if move.state not in ('cancel','done'):
1183                     return False
1184                 if move.state=='done':
1185                     ok = True
1186         return ok
1187
1188     def test_cancel(self, cr, uid, ids, context=None):
1189         """ Test whether the move lines are canceled or not.
1190         @return: True or False
1191         """
1192         for pick in self.browse(cr, uid, ids, context=context):
1193             for move in pick.move_lines:
1194                 if move.state not in ('cancel',):
1195                     return False
1196         return True
1197
1198     def allow_cancel(self, cr, uid, ids, context=None):
1199         for pick in self.browse(cr, uid, ids, context=context):
1200             if not pick.move_lines:
1201                 return True
1202             for move in pick.move_lines:
1203                 if move.state == 'done':
1204                     raise osv.except_osv(_('Error!'), _('You cannot cancel the picking as some moves have been done. You should cancel the picking lines.'))
1205         return True
1206
1207     def unlink(self, cr, uid, ids, context=None):
1208         move_obj = self.pool.get('stock.move')
1209         if context is None:
1210             context = {}
1211         for pick in self.browse(cr, uid, ids, context=context):
1212             if pick.state in ['done','cancel']:
1213                 raise osv.except_osv(_('Error!'), _('You cannot remove the picking which is in %s state!')%(pick.state,))
1214             else:
1215                 ids2 = [move.id for move in pick.move_lines]
1216                 ctx = context.copy()
1217                 ctx.update({'call_unlink':True})
1218                 if pick.state != 'draft':
1219                     #Cancelling the move in order to affect Virtual stock of product
1220                     move_obj.action_cancel(cr, uid, ids2, ctx)
1221                 #Removing the move
1222                 move_obj.unlink(cr, uid, ids2, ctx)
1223
1224         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
1225
1226     # FIXME: needs refactoring, this code is partially duplicated in stock_move.do_partial()!
1227     def do_partial(self, cr, uid, ids, partial_datas, context=None):
1228         """ Makes partial picking and moves done.
1229         @param partial_datas : Dictionary containing details of partial picking
1230                           like partner_id, partner_id, delivery_date,
1231                           delivery moves with product_id, product_qty, uom
1232         @return: Dictionary of values
1233         """
1234         if context is None:
1235             context = {}
1236         else:
1237             context = dict(context)
1238         res = {}
1239         move_obj = self.pool.get('stock.move')
1240         product_obj = self.pool.get('product.product')
1241         currency_obj = self.pool.get('res.currency')
1242         uom_obj = self.pool.get('product.uom')
1243         sequence_obj = self.pool.get('ir.sequence')
1244         wf_service = netsvc.LocalService("workflow")
1245         for pick in self.browse(cr, uid, ids, context=context):
1246             new_picking = None
1247             complete, too_many, too_few = [], [], []
1248             move_product_qty, prodlot_ids, product_avail, partial_qty, product_uoms = {}, {}, {}, {}, {}
1249             for move in pick.move_lines:
1250                 if move.state in ('done', 'cancel'):
1251                     continue
1252                 partial_data = partial_datas.get('move%s'%(move.id), {})
1253                 product_qty = partial_data.get('product_qty',0.0)
1254                 move_product_qty[move.id] = product_qty
1255                 product_uom = partial_data.get('product_uom',False)
1256                 product_price = partial_data.get('product_price',0.0)
1257                 product_currency = partial_data.get('product_currency',False)
1258                 prodlot_id = partial_data.get('prodlot_id')
1259                 prodlot_ids[move.id] = prodlot_id
1260                 product_uoms[move.id] = product_uom
1261                 partial_qty[move.id] = uom_obj._compute_qty(cr, uid, product_uoms[move.id], product_qty, move.product_uom.id)
1262                 if move.product_qty == partial_qty[move.id]:
1263                     complete.append(move)
1264                 elif move.product_qty > partial_qty[move.id]:
1265                     too_few.append(move)
1266                 else:
1267                     too_many.append(move)
1268
1269                 # Average price computation
1270                 if (pick.type == 'in') and (move.product_id.cost_method == 'average'):
1271                     product = product_obj.browse(cr, uid, move.product_id.id)
1272                     move_currency_id = move.company_id.currency_id.id
1273                     context['currency_id'] = move_currency_id
1274                     qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
1275
1276                     if product.id not in product_avail:
1277                         # keep track of stock on hand including processed lines not yet marked as done
1278                         product_avail[product.id] = product.qty_available
1279
1280                     if qty > 0:
1281                         new_price = currency_obj.compute(cr, uid, product_currency,
1282                                 move_currency_id, product_price, round=False)
1283                         new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
1284                                 product.uom_id.id)
1285                         if product_avail[product.id] <= 0:
1286                             product_avail[product.id] = 0
1287                             new_std_price = new_price
1288                         else:
1289                             # Get the standard price
1290                             amount_unit = product.price_get('standard_price', context=context)[product.id]
1291                             new_std_price = ((amount_unit * product_avail[product.id])\
1292                                 + (new_price * qty))/(product_avail[product.id] + qty)
1293                         # Write the field according to price type field
1294                         product_obj.write(cr, uid, [product.id], {'standard_price': new_std_price})
1295
1296                         # Record the values that were chosen in the wizard, so they can be
1297                         # used for inventory valuation if real-time valuation is enabled.
1298                         move_obj.write(cr, uid, [move.id],
1299                                 {'price_unit': product_price,
1300                                  'price_currency_id': product_currency})
1301
1302                         product_avail[product.id] += qty
1303
1304
1305
1306             for move in too_few:
1307                 product_qty = move_product_qty[move.id]
1308                 if not new_picking:
1309                     new_picking_name = pick.name
1310                     self.write(cr, uid, [pick.id],
1311                                {'name': sequence_obj.get(cr, uid,
1312                                             'stock.picking.%s'%(pick.type)),
1313                                })
1314                     new_picking = self.copy(cr, uid, pick.id,
1315                             {
1316                                 'name': new_picking_name,
1317                                 'move_lines' : [],
1318                                 'state':'draft',
1319                             })
1320                 if product_qty != 0:
1321                     defaults = {
1322                             'product_qty' : product_qty,
1323                             'product_uos_qty': product_qty, #TODO: put correct uos_qty
1324                             'picking_id' : new_picking,
1325                             'state': 'assigned',
1326                             'move_dest_id': False,
1327                             'price_unit': move.price_unit,
1328                             'product_uom': product_uoms[move.id]
1329                     }
1330                     prodlot_id = prodlot_ids[move.id]
1331                     if prodlot_id:
1332                         defaults.update(prodlot_id=prodlot_id)
1333                     move_obj.copy(cr, uid, move.id, defaults)
1334                 move_obj.write(cr, uid, [move.id],
1335                         {
1336                             'product_qty': move.product_qty - partial_qty[move.id],
1337                             'product_uos_qty': move.product_qty - partial_qty[move.id], #TODO: put correct uos_qty
1338                             'prodlot_id': False,
1339                             'tracking_id': False,
1340                         })
1341
1342             if new_picking:
1343                 move_obj.write(cr, uid, [c.id for c in complete], {'picking_id': new_picking})
1344             for move in complete:
1345                 defaults = {'product_uom': product_uoms[move.id], 'product_qty': move_product_qty[move.id]}
1346                 if prodlot_ids.get(move.id):
1347                     defaults.update({'prodlot_id': prodlot_ids[move.id]})
1348                 move_obj.write(cr, uid, [move.id], defaults)
1349             for move in too_many:
1350                 product_qty = move_product_qty[move.id]
1351                 defaults = {
1352                     'product_qty' : product_qty,
1353                     'product_uos_qty': product_qty, #TODO: put correct uos_qty
1354                     'product_uom': product_uoms[move.id]
1355                 }
1356                 prodlot_id = prodlot_ids.get(move.id)
1357                 if prodlot_ids.get(move.id):
1358                     defaults.update(prodlot_id=prodlot_id)
1359                 if new_picking:
1360                     defaults.update(picking_id=new_picking)
1361                 move_obj.write(cr, uid, [move.id], defaults)
1362
1363             # At first we confirm the new picking (if necessary)
1364             if new_picking:
1365                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_confirm', cr)
1366                 # Then we finish the good picking
1367                 self.write(cr, uid, [pick.id], {'backorder_id': new_picking})
1368                 self.action_move(cr, uid, [new_picking], context=context)
1369                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_done', cr)
1370                 wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
1371                 delivered_pack_id = pick.id
1372                 back_order_name = self.browse(cr, uid, delivered_pack_id, context=context).name
1373                 self.message_post(cr, uid, new_picking, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_order_name), context=context)
1374             else:
1375                 self.action_move(cr, uid, [pick.id], context=context)
1376                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_done', cr)
1377                 delivered_pack_id = pick.id
1378
1379             delivered_pack = self.browse(cr, uid, delivered_pack_id, context=context)
1380             res[pick.id] = {'delivered_picking': delivered_pack.id or False}
1381
1382         return res
1383
1384     # views associated to each picking type
1385     _VIEW_LIST = {
1386         'out': 'view_picking_out_form',
1387         'in': 'view_picking_in_form',
1388         'internal': 'view_picking_form',
1389     }
1390     def _get_view_id(self, cr, uid, type):
1391         """Get the view id suiting the given type
1392
1393         @param type: the picking type as a string
1394         @return: view i, or False if no view found
1395         """
1396         res = self.pool.get('ir.model.data').get_object_reference(cr, uid,
1397             'stock', self._VIEW_LIST.get(type, 'view_picking_form'))
1398         return res and res[1] or False
1399
1400
1401 class stock_production_lot(osv.osv):
1402
1403     def name_get(self, cr, uid, ids, context=None):
1404         if not ids:
1405             return []
1406         reads = self.read(cr, uid, ids, ['name', 'prefix', 'ref'], context)
1407         res = []
1408         for record in reads:
1409             name = record['name']
1410             prefix = record['prefix']
1411             if prefix:
1412                 name = prefix + '/' + name
1413             if record['ref']:
1414                 name = '%s [%s]' % (name, record['ref'])
1415             res.append((record['id'], name))
1416         return res
1417
1418     def name_search(self, cr, uid, name, args=None, operator='ilike', context=None, limit=100):
1419         args = args or []
1420         ids = []
1421         if name:
1422             ids = self.search(cr, uid, [('prefix', '=', name)] + args, limit=limit, context=context)
1423             if not ids:
1424                 ids = self.search(cr, uid, [('name', operator, name)] + args, limit=limit, context=context)
1425         else:
1426             ids = self.search(cr, uid, args, limit=limit, context=context)
1427         return self.name_get(cr, uid, ids, context)
1428
1429     _name = 'stock.production.lot'
1430     _description = 'Serial Number'
1431
1432     def _get_stock(self, cr, uid, ids, field_name, arg, context=None):
1433         """ Gets stock of products for locations
1434         @return: Dictionary of values
1435         """
1436         if context is None:
1437             context = {}
1438         if 'location_id' not in context:
1439             locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')], context=context)
1440         else:
1441             locations = context['location_id'] and [context['location_id']] or []
1442
1443         if isinstance(ids, (int, long)):
1444             ids = [ids]
1445
1446         res = {}.fromkeys(ids, 0.0)
1447         if locations:
1448             cr.execute('''select
1449                     prodlot_id,
1450                     sum(qty)
1451                 from
1452                     stock_report_prodlots
1453                 where
1454                     location_id IN %s and prodlot_id IN %s group by prodlot_id''',(tuple(locations),tuple(ids),))
1455             res.update(dict(cr.fetchall()))
1456
1457         return res
1458
1459     def _stock_search(self, cr, uid, obj, name, args, context=None):
1460         """ Searches Ids of products
1461         @return: Ids of locations
1462         """
1463         locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')])
1464         cr.execute('''select
1465                 prodlot_id,
1466                 sum(qty)
1467             from
1468                 stock_report_prodlots
1469             where
1470                 location_id IN %s group by prodlot_id
1471             having  sum(qty) '''+ str(args[0][1]) + str(args[0][2]),(tuple(locations),))
1472         res = cr.fetchall()
1473         ids = [('id', 'in', map(lambda x: x[0], res))]
1474         return ids
1475
1476     _columns = {
1477         'name': fields.char('Serial Number', size=64, required=True, help="Unique Serial Number, will be displayed as: PREFIX/SERIAL [INT_REF]"),
1478         'ref': fields.char('Internal Reference', size=256, help="Internal reference number in case it differs from the manufacturer's serial number"),
1479         'prefix': fields.char('Prefix', size=64, help="Optional prefix to prepend when displaying this serial number: PREFIX/SERIAL [INT_REF]"),
1480         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1481         'date': fields.datetime('Creation Date', required=True),
1482         'stock_available': fields.function(_get_stock, fnct_search=_stock_search, type="float", string="Available", select=True,
1483             help="Current quantity of products with this Serial Number available in company warehouses",
1484             digits_compute=dp.get_precision('Product Unit of Measure')),
1485         'revisions': fields.one2many('stock.production.lot.revision', 'lot_id', 'Revisions'),
1486         'company_id': fields.many2one('res.company', 'Company', select=True),
1487         'move_ids': fields.one2many('stock.move', 'prodlot_id', 'Moves for this serial number', readonly=True),
1488     }
1489     _defaults = {
1490         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1491         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1492         'product_id': lambda x, y, z, c: c.get('product_id', False),
1493     }
1494     _sql_constraints = [
1495         ('name_ref_uniq', 'unique (name, ref)', 'The combination of Serial Number and internal reference must be unique !'),
1496     ]
1497     def action_traceability(self, cr, uid, ids, context=None):
1498         """ It traces the information of a product
1499         @param self: The object pointer.
1500         @param cr: A database cursor
1501         @param uid: ID of the user currently logged in
1502         @param ids: List of IDs selected
1503         @param context: A standard dictionary
1504         @return: A dictionary of values
1505         """
1506         value=self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
1507         return value
1508
1509     def copy(self, cr, uid, id, default=None, context=None):
1510         context = context or {}
1511         default = default and default.copy() or {}
1512         default.update(date=time.strftime('%Y-%m-%d %H:%M:%S'), move_ids=[])
1513         return super(stock_production_lot, self).copy(cr, uid, id, default=default, context=context)
1514
1515 stock_production_lot()
1516
1517 class stock_production_lot_revision(osv.osv):
1518     _name = 'stock.production.lot.revision'
1519     _description = 'Serial Number Revision'
1520
1521     _columns = {
1522         'name': fields.char('Revision Name', size=64, required=True),
1523         'description': fields.text('Description'),
1524         'date': fields.date('Revision Date'),
1525         'indice': fields.char('Revision Number', size=16),
1526         'author_id': fields.many2one('res.users', 'Author'),
1527         'lot_id': fields.many2one('stock.production.lot', 'Serial Number', select=True, ondelete='cascade'),
1528         'company_id': fields.related('lot_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1529     }
1530
1531     _defaults = {
1532         'author_id': lambda x, y, z, c: z,
1533         'date': fields.date.context_today,
1534     }
1535
1536 stock_production_lot_revision()
1537
1538 # ----------------------------------------------------
1539 # Move
1540 # ----------------------------------------------------
1541
1542 #
1543 # Fields:
1544 #   location_dest_id is only used for predicting futur stocks
1545 #
1546 class stock_move(osv.osv):
1547
1548     def _getSSCC(self, cr, uid, context=None):
1549         cr.execute('select id from stock_tracking where create_uid=%s order by id desc limit 1', (uid,))
1550         res = cr.fetchone()
1551         return (res and res[0]) or False
1552
1553     _name = "stock.move"
1554     _description = "Stock Move"
1555     _order = 'date_expected desc, id'
1556     _log_create = False
1557
1558     def action_partial_move(self, cr, uid, ids, context=None):
1559         if context is None: context = {}
1560         if context.get('active_model') != self._name:
1561             context.update(active_ids=ids, active_model=self._name)
1562         partial_id = self.pool.get("stock.partial.move").create(
1563             cr, uid, {}, context=context)
1564         return {
1565             'name':_("Products to Process"),
1566             'view_mode': 'form',
1567             'view_id': False,
1568             'view_type': 'form',
1569             'res_model': 'stock.partial.move',
1570             'res_id': partial_id,
1571             'type': 'ir.actions.act_window',
1572             'nodestroy': True,
1573             'target': 'new',
1574             'domain': '[]',
1575             'context': context
1576         }
1577
1578
1579     def name_get(self, cr, uid, ids, context=None):
1580         res = []
1581         for line in self.browse(cr, uid, ids, context=context):
1582             name = line.location_id.name+' > '+line.location_dest_id.name
1583             # optional prefixes
1584             if line.product_id.code:
1585                 name = line.product_id.code + ': ' + name
1586             if line.picking_id.origin:
1587                 name = line.picking_id.origin + '/ ' + name
1588             res.append((line.id, name))
1589         return res
1590
1591     def _check_tracking(self, cr, uid, ids, context=None):
1592         """ Checks if serial number is assigned to stock move or not.
1593         @return: True or False
1594         """
1595         for move in self.browse(cr, uid, ids, context=context):
1596             if not move.prodlot_id and \
1597                (move.state == 'done' and \
1598                ( \
1599                    (move.product_id.track_production and move.location_id.usage == 'production') or \
1600                    (move.product_id.track_production and move.location_dest_id.usage == 'production') or \
1601                    (move.product_id.track_incoming and move.location_id.usage == 'supplier') or \
1602                    (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') or \
1603                    (move.product_id.track_incoming and move.location_id.usage == 'inventory') \
1604                )):
1605                 return False
1606         return True
1607
1608     def _check_product_lot(self, cr, uid, ids, context=None):
1609         """ Checks whether move is done or not and production lot is assigned to that move.
1610         @return: True or False
1611         """
1612         for move in self.browse(cr, uid, ids, context=context):
1613             if move.prodlot_id and move.state == 'done' and (move.prodlot_id.product_id.id != move.product_id.id):
1614                 return False
1615         return True
1616
1617     _columns = {
1618         'name': fields.char('Description', required=True, select=True),
1619         'priority': fields.selection([('0', 'Not urgent'), ('1', 'Urgent')], 'Priority'),
1620         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1621         '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)]}),
1622         'date_expected': fields.datetime('Scheduled Date', states={'done': [('readonly', True)]},required=True, select=True, help="Scheduled date for the processing of this move"),
1623         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type','<>','service')],states={'done': [('readonly', True)]}),
1624
1625         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1626             required=True,states={'done': [('readonly', True)]},
1627             help="This is the quantity of products from an inventory "
1628                 "point of view. For moves in the state 'done', this is the "
1629                 "quantity of products that were actually moved. For other "
1630                 "moves, this is the quantity of product that is planned to "
1631                 "be moved. Lowering this quantity does not generate a "
1632                 "backorder. Changing this quantity on assigned moves affects "
1633                 "the product reservation, and should be done with care."
1634         ),
1635         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True,states={'done': [('readonly', True)]}),
1636         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1637         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1638         'product_packaging': fields.many2one('product.packaging', 'Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1639
1640         '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."),
1641         '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."),
1642         '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"),
1643
1644         '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),
1645         'tracking_id': fields.many2one('stock.tracking', 'Pack', select=True, states={'done': [('readonly', True)]}, help="Logistical shipping unit: pallet, box, pack ..."),
1646
1647         'auto_validate': fields.boolean('Auto Validate'),
1648
1649         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True),
1650         'move_history_ids': fields.many2many('stock.move', 'stock_move_history_ids', 'parent_id', 'child_id', 'Move History (child moves)'),
1651         'move_history_ids2': fields.many2many('stock.move', 'stock_move_history_ids', 'child_id', 'parent_id', 'Move History (parent moves)'),
1652         'picking_id': fields.many2one('stock.picking', 'Reference', select=True,states={'done': [('readonly', True)]}),
1653         'note': fields.text('Notes'),
1654         'state': fields.selection([('draft', 'New'),
1655                                    ('cancel', 'Cancelled'),
1656                                    ('waiting', 'Waiting Another Move'),
1657                                    ('confirmed', 'Waiting Availability'),
1658                                    ('assigned', 'Available'),
1659                                    ('done', 'Done'),
1660                                    ], 'Status', readonly=True, select=True,
1661                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1662                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1663                        "* 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"\
1664                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1665                        "* Done: When the shipment is processed, the state is \'Done\'."),
1666         'price_unit': fields.float('Unit Price', digits_compute= dp.get_precision('Product Price'), help="Technical field used to record the product cost set by the user during a picking confirmation (when average price costing method is used)"),
1667         '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)"),
1668         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1669         'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order of", select=True),
1670         'origin': fields.related('picking_id','origin',type='char', size=64, relation="stock.picking", string="Source", store=True),
1671
1672         # used for colors in tree views:
1673         'scrapped': fields.related('location_dest_id','scrap_location',type='boolean',relation='stock.location',string='Scrapped', readonly=True),
1674         'type': fields.related('picking_id', 'type', type='selection', selection=[('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], string='Shipping Type'),
1675     }
1676
1677     def _check_location(self, cr, uid, ids, context=None):
1678         for record in self.browse(cr, uid, ids, context=context):
1679             if (record.state=='done') and (record.location_id.usage == 'view'):
1680                 raise osv.except_osv(_('Error'), _('You cannot move product %s from a location of type view %s.')% (record.product_id.name, record.location_id.name))
1681             if (record.state=='done') and (record.location_dest_id.usage == 'view' ):
1682                 raise osv.except_osv(_('Error'), _('You cannot move product %s to a location of type view %s.')% (record.product_id.name, record.location_dest_id.name))
1683         return True
1684
1685     _constraints = [
1686         (_check_tracking,
1687             'You must assign a serial number for this product.',
1688             ['prodlot_id']),
1689         (_check_location, 'You cannot move products from or to a location of the type view.',
1690             ['location_id','location_dest_id']),
1691         (_check_product_lot,
1692             'You try to assign a lot which is not from the same product.',
1693             ['prodlot_id'])]
1694
1695     def _default_location_destination(self, cr, uid, context=None):
1696         """ Gets default address of partner for destination location
1697         @return: Address id or False
1698         """
1699         mod_obj = self.pool.get('ir.model.data')
1700         picking_type = context.get('picking_type')
1701         location_id = False
1702         if context is None:
1703             context = {}
1704         if context.get('move_line', []):
1705             if context['move_line'][0]:
1706                 if isinstance(context['move_line'][0], (tuple, list)):
1707                     location_id = context['move_line'][0][2] and context['move_line'][0][2].get('location_dest_id',False)
1708                 else:
1709                     move_list = self.pool.get('stock.move').read(cr, uid, context['move_line'][0], ['location_dest_id'])
1710                     location_id = move_list and move_list['location_dest_id'][0] or False
1711         elif context.get('address_out_id', False):
1712             property_out = self.pool.get('res.partner').browse(cr, uid, context['address_out_id'], context).property_stock_customer
1713             location_id = property_out and property_out.id or False
1714         else:
1715             location_xml_id = False
1716             if picking_type in ('in', 'internal'):
1717                 location_xml_id = 'stock_location_stock'
1718             elif picking_type == 'out':
1719                 location_xml_id = 'stock_location_customers'
1720             if location_xml_id:
1721                 try:
1722                     location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1723                     with tools.mute_logger('openerp.osv.orm'):
1724                         self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
1725                 except (orm.except_orm, ValueError):
1726                     location_id = False
1727
1728         return location_id
1729
1730     def _default_location_source(self, cr, uid, context=None):
1731         """ Gets default address of partner for source location
1732         @return: Address id or False
1733         """
1734         mod_obj = self.pool.get('ir.model.data')
1735         picking_type = context.get('picking_type')
1736         location_id = False
1737
1738         if context is None:
1739             context = {}
1740         if context.get('move_line', []):
1741             try:
1742                 location_id = context['move_line'][0][2]['location_id']
1743             except:
1744                 pass
1745         elif context.get('address_in_id', False):
1746             part_obj_add = self.pool.get('res.partner').browse(cr, uid, context['address_in_id'], context=context)
1747             if part_obj_add:
1748                 location_id = part_obj_add.property_stock_supplier.id
1749         else:
1750             location_xml_id = False
1751             if picking_type == 'in':
1752                 location_xml_id = 'stock_location_suppliers'
1753             elif picking_type in ('out', 'internal'):
1754                 location_xml_id = 'stock_location_stock'
1755             if location_xml_id:
1756                 try:
1757                     location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1758                     with tools.mute_logger('openerp.osv.orm'):
1759                         self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
1760                 except (orm.except_orm, ValueError):
1761                     location_id = False
1762
1763         return location_id
1764
1765     def _default_destination_address(self, cr, uid, context=None):
1766         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1767         return user.company_id.partner_id.id
1768
1769     def _default_move_type(self, cr, uid, context=None):
1770         """ Gets default type of move
1771         @return: type
1772         """
1773         if context is None:
1774             context = {}
1775         picking_type = context.get('picking_type')
1776         type = 'internal'
1777         if picking_type == 'in':
1778             type = 'in'
1779         elif picking_type == 'out':
1780             type = 'out'
1781         return type
1782
1783     _defaults = {
1784         'location_id': _default_location_source,
1785         'location_dest_id': _default_location_destination,
1786         'partner_id': _default_destination_address,
1787         'type': _default_move_type,
1788         'state': 'draft',
1789         'priority': '1',
1790         'product_qty': 1.0,
1791         'scrapped' :  False,
1792         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1793         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1794         'date_expected': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1795     }
1796
1797     def write(self, cr, uid, ids, vals, context=None):
1798         if isinstance(ids, (int, long)):
1799             ids = [ids]
1800         if uid != 1:
1801             frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1802             for move in self.browse(cr, uid, ids, context=context):
1803                 if move.state == 'done':
1804                     if frozen_fields.intersection(vals):
1805                         raise osv.except_osv(_('Operation Forbidden!'),
1806                                              _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1807         return  super(stock_move, self).write(cr, uid, ids, vals, context=context)
1808
1809     def copy(self, cr, uid, id, default=None, context=None):
1810         if default is None:
1811             default = {}
1812         default = default.copy()
1813         default.update({'move_history_ids2': [], 'move_history_ids': []})
1814         return super(stock_move, self).copy(cr, uid, id, default, context=context)
1815
1816     def _auto_init(self, cursor, context=None):
1817         res = super(stock_move, self)._auto_init(cursor, context=context)
1818         cursor.execute('SELECT indexname \
1819                 FROM pg_indexes \
1820                 WHERE indexname = \'stock_move_location_id_location_dest_id_product_id_state\'')
1821         if not cursor.fetchone():
1822             cursor.execute('CREATE INDEX stock_move_location_id_location_dest_id_product_id_state \
1823                     ON stock_move (product_id, state, location_id, location_dest_id)')
1824         return res
1825
1826     def onchange_lot_id(self, cr, uid, ids, prodlot_id=False, product_qty=False,
1827                         loc_id=False, product_id=False, uom_id=False, context=None):
1828         """ On change of production lot gives a warning message.
1829         @param prodlot_id: Changed production lot id
1830         @param product_qty: Quantity of product
1831         @param loc_id: Location id
1832         @param product_id: Product id
1833         @return: Warning message
1834         """
1835         if not prodlot_id or not loc_id:
1836             return {}
1837         ctx = context and context.copy() or {}
1838         ctx['location_id'] = loc_id
1839         ctx.update({'raise-exception': True})
1840         uom_obj = self.pool.get('product.uom')
1841         product_obj = self.pool.get('product.product')
1842         product_uom = product_obj.browse(cr, uid, product_id, context=ctx).uom_id
1843         prodlot = self.pool.get('stock.production.lot').browse(cr, uid, prodlot_id, context=ctx)
1844         location = self.pool.get('stock.location').browse(cr, uid, loc_id, context=ctx)
1845         uom = uom_obj.browse(cr, uid, uom_id, context=ctx)
1846         amount_actual = uom_obj._compute_qty_obj(cr, uid, product_uom, prodlot.stock_available, uom, context=ctx)
1847         warning = {}
1848         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
1849             warning = {
1850                 'title': _('Insufficient Stock for Serial Number !'),
1851                 'message': _('You are moving %.2f %s but only %.2f %s available for this serial number.') % (product_qty, uom.name, amount_actual, uom.name)
1852             }
1853         return {'warning': warning}
1854
1855     def onchange_quantity(self, cr, uid, ids, product_id, product_qty,
1856                           product_uom, product_uos):
1857         """ On change of product quantity finds UoM and UoS quantities
1858         @param product_id: Product id
1859         @param product_qty: Changed Quantity of product
1860         @param product_uom: Unit of measure of product
1861         @param product_uos: Unit of sale of product
1862         @return: Dictionary of values
1863         """
1864         result = {
1865                   'product_uos_qty': 0.00
1866           }
1867         warning = {}
1868
1869         if (not product_id) or (product_qty <=0.0):
1870             result['product_qty'] = 0.0
1871             return {'value': result}
1872
1873         product_obj = self.pool.get('product.product')
1874         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1875
1876         # Warn if the quantity was decreased
1877         if ids:
1878             for move in self.read(cr, uid, ids, ['product_qty']):
1879                 if product_qty < move['product_qty']:
1880                     warning.update({
1881                        'title': _('Information'),
1882                        'message': _("By changing this quantity here, you accept the "
1883                                 "new quantity as complete: OpenERP will not "
1884                                 "automatically generate a back order.") })
1885                 break
1886
1887         if product_uos and product_uom and (product_uom != product_uos):
1888             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1889         else:
1890             result['product_uos_qty'] = product_qty
1891
1892         return {'value': result, 'warning': warning}
1893
1894     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1895                           product_uos, product_uom):
1896         """ On change of product quantity finds UoM and UoS quantities
1897         @param product_id: Product id
1898         @param product_uos_qty: Changed UoS Quantity of product
1899         @param product_uom: Unit of measure of product
1900         @param product_uos: Unit of sale of product
1901         @return: Dictionary of values
1902         """
1903         result = {
1904                   'product_qty': 0.00
1905           }
1906         warning = {}
1907
1908         if (not product_id) or (product_uos_qty <=0.0):
1909             result['product_uos_qty'] = 0.0
1910             return {'value': result}
1911
1912         product_obj = self.pool.get('product.product')
1913         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1914
1915         # Warn if the quantity was decreased
1916         for move in self.read(cr, uid, ids, ['product_uos_qty']):
1917             if product_uos_qty < move['product_uos_qty']:
1918                 warning.update({
1919                    'title': _('Warning: No Back Order'),
1920                    'message': _("By changing the quantity here, you accept the "
1921                                 "new quantity as complete: OpenERP will not "
1922                                 "automatically generate a Back Order.") })
1923                 break
1924
1925         if product_uos and product_uom and (product_uom != product_uos):
1926             result['product_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1927         else:
1928             result['product_qty'] = product_uos_qty
1929         return {'value': result, 'warning': warning}
1930
1931     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False,
1932                             loc_dest_id=False, partner_id=False):
1933         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1934         @param prod_id: Changed Product id
1935         @param loc_id: Source location id
1936         @param loc_dest_id: Destination location id
1937         @param partner_id: Address id of partner
1938         @return: Dictionary of values
1939         """
1940         if not prod_id:
1941             return {}
1942         user = self.pool.get('res.users').browse(cr, uid, uid)
1943         lang = user and user.lang or False
1944         if partner_id:
1945             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1946             if addr_rec:
1947                 lang = addr_rec and addr_rec.lang or False
1948         ctx = {'lang': lang}
1949
1950         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1951         uos_id  = product.uos_id and product.uos_id.id or False
1952         result = {
1953             'product_uom': product.uom_id.id,
1954             'product_uos': uos_id,
1955             'product_qty': 1.00,
1956             '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'],
1957             'prodlot_id' : False,
1958         }
1959         if not ids:
1960             result['name'] = product.partner_ref
1961         if loc_id:
1962             result['location_id'] = loc_id
1963         if loc_dest_id:
1964             result['location_dest_id'] = loc_dest_id
1965         return {'value': result}
1966
1967     def onchange_move_type(self, cr, uid, ids, type, context=None):
1968         """ On change of move type gives sorce and destination location.
1969         @param type: Move Type
1970         @return: Dictionary of values
1971         """
1972         mod_obj = self.pool.get('ir.model.data')
1973         location_source_id = 'stock_location_stock'
1974         location_dest_id = 'stock_location_stock'
1975         if type == 'in':
1976             location_source_id = 'stock_location_suppliers'
1977             location_dest_id = 'stock_location_stock'
1978         elif type == 'out':
1979             location_source_id = 'stock_location_stock'
1980             location_dest_id = 'stock_location_customers'
1981         try:
1982             source_location = mod_obj.get_object_reference(cr, uid, 'stock', location_source_id)
1983             with tools.mute_logger('openerp.osv.orm'):
1984                 self.pool.get('stock.location').check_access_rule(cr, uid, [source_location[1]], 'read', context=context)
1985         except (orm.except_orm, ValueError):
1986             source_location = False
1987         try:
1988             dest_location = mod_obj.get_object_reference(cr, uid, 'stock', location_dest_id)
1989             with tools.mute_logger('openerp.osv.orm'):
1990                 self.pool.get('stock.location').check_access_rule(cr, uid, [dest_location[1]], 'read', context=context)
1991         except (orm.except_orm, ValueError):
1992             dest_location = False
1993         return {'value':{'location_id': source_location and source_location[1] or False, 'location_dest_id': dest_location and dest_location[1] or False}}
1994
1995     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
1996         """ On change of Scheduled Date gives a Move date.
1997         @param date_expected: Scheduled Date
1998         @param date: Move Date
1999         @return: Move Date
2000         """
2001         if not date_expected:
2002             date_expected = time.strftime('%Y-%m-%d %H:%M:%S')
2003         return {'value':{'date': date_expected}}
2004
2005     def _chain_compute(self, cr, uid, moves, context=None):
2006         """ Finds whether the location has chained location type or not.
2007         @param moves: Stock moves
2008         @return: Dictionary containing destination location with chained location type.
2009         """
2010         result = {}
2011         for m in moves:
2012             dest = self.pool.get('stock.location').chained_location_get(
2013                 cr,
2014                 uid,
2015                 m.location_dest_id,
2016                 m.picking_id and m.picking_id.partner_id and m.picking_id.partner_id,
2017                 m.product_id,
2018                 context
2019             )
2020             if dest:
2021                 if dest[1] == 'transparent':
2022                     newdate = (datetime.strptime(m.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=dest[2] or 0)).strftime('%Y-%m-%d')
2023                     self.write(cr, uid, [m.id], {
2024                         'date': newdate,
2025                         'location_dest_id': dest[0].id})
2026                     if m.picking_id and (dest[3] or dest[5]):
2027                         self.pool.get('stock.picking').write(cr, uid, [m.picking_id.id], {
2028                             'stock_journal_id': dest[3] or m.picking_id.stock_journal_id.id,
2029                             'type': dest[5] or m.picking_id.type
2030                         }, context=context)
2031                     m.location_dest_id = dest[0]
2032                     res2 = self._chain_compute(cr, uid, [m], context=context)
2033                     for pick_id in res2.keys():
2034                         result.setdefault(pick_id, [])
2035                         result[pick_id] += res2[pick_id]
2036                 else:
2037                     result.setdefault(m.picking_id, [])
2038                     result[m.picking_id].append( (m, dest) )
2039         return result
2040
2041     def _prepare_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2042         """Prepare the definition (values) to create a new chained picking.
2043
2044            :param str picking_name: desired new picking name
2045            :param browse_record picking: source picking (being chained to)
2046            :param str picking_type: desired new picking type
2047            :param list moves_todo: specification of the stock moves to be later included in this
2048                picking, in the form::
2049
2050                    [[move, (dest_location, auto_packing, chained_delay, chained_journal,
2051                                   chained_company_id, chained_picking_type)],
2052                     ...
2053                    ]
2054
2055                See also :meth:`stock_location.chained_location_get`.
2056         """
2057         res_company = self.pool.get('res.company')
2058         return {
2059                     'name': picking_name,
2060                     'origin': tools.ustr(picking.origin or ''),
2061                     'type': picking_type,
2062                     'note': picking.note,
2063                     'move_type': picking.move_type,
2064                     'auto_picking': moves_todo[0][1][1] == 'auto',
2065                     'stock_journal_id': moves_todo[0][1][3],
2066                     'company_id': moves_todo[0][1][4] or res_company._company_default_get(cr, uid, 'stock.company', context=context),
2067                     'partner_id': picking.partner_id.id,
2068                     'invoice_state': 'none',
2069                     'date': picking.date,
2070                 }
2071
2072     def _create_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2073         picking_obj = self.pool.get('stock.picking')
2074         return picking_obj.create(cr, uid, self._prepare_chained_picking(cr, uid, picking_name, picking, picking_type, moves_todo, context=context))
2075
2076     def create_chained_picking(self, cr, uid, moves, context=None):
2077         res_obj = self.pool.get('res.company')
2078         location_obj = self.pool.get('stock.location')
2079         move_obj = self.pool.get('stock.move')
2080         wf_service = netsvc.LocalService("workflow")
2081         new_moves = []
2082         if context is None:
2083             context = {}
2084         seq_obj = self.pool.get('ir.sequence')
2085         for picking, todo in self._chain_compute(cr, uid, moves, context=context).items():
2086             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])
2087             if picking:
2088                 # name of new picking according to its type
2089                 if ptype == 'internal':
2090                     new_pick_name = seq_obj.get(cr, uid,'stock.picking')
2091                 else :
2092                     new_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + ptype)
2093                 pickid = self._create_chained_picking(cr, uid, new_pick_name, picking, ptype, todo, context=context)
2094                 # Need to check name of old picking because it always considers picking as "OUT" when created from Sales Order
2095                 old_ptype = location_obj.picking_type_get(cr, uid, picking.move_lines[0].location_id, picking.move_lines[0].location_dest_id)
2096                 if old_ptype != picking.type:
2097                     old_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + old_ptype)
2098                     self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name, 'type': old_ptype}, context=context)
2099             else:
2100                 pickid = False
2101             for move, (loc, dummy, delay, dummy, company_id, ptype, invoice_state) in todo:
2102                 new_id = move_obj.copy(cr, uid, move.id, {
2103                     'location_id': move.location_dest_id.id,
2104                     'location_dest_id': loc.id,
2105                     'date': time.strftime('%Y-%m-%d'),
2106                     'picking_id': pickid,
2107                     'state': 'waiting',
2108                     'company_id': company_id or res_obj._company_default_get(cr, uid, 'stock.company', context=context)  ,
2109                     'move_history_ids': [],
2110                     'date_expected': (datetime.strptime(move.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=delay or 0)).strftime('%Y-%m-%d'),
2111                     'move_history_ids2': []}
2112                 )
2113                 move_obj.write(cr, uid, [move.id], {
2114                     'move_dest_id': new_id,
2115                     'move_history_ids': [(4, new_id)]
2116                 })
2117                 new_moves.append(self.browse(cr, uid, [new_id])[0])
2118             if pickid:
2119                 wf_service.trg_validate(uid, 'stock.picking', pickid, 'button_confirm', cr)
2120         if new_moves:
2121             new_moves += self.create_chained_picking(cr, uid, new_moves, context)
2122         return new_moves
2123
2124     def action_confirm(self, cr, uid, ids, context=None):
2125         """ Confirms stock move.
2126         @return: List of ids.
2127         """
2128         moves = self.browse(cr, uid, ids, context=context)
2129         self.write(cr, uid, ids, {'state': 'confirmed'})
2130         self.create_chained_picking(cr, uid, moves, context)
2131         return []
2132
2133     def action_assign(self, cr, uid, ids, *args):
2134         """ Changes state to confirmed or waiting.
2135         @return: List of values
2136         """
2137         todo = []
2138         for move in self.browse(cr, uid, ids):
2139             if move.state in ('confirmed', 'waiting'):
2140                 todo.append(move.id)
2141         res = self.check_assign(cr, uid, todo)
2142         return res
2143
2144     def force_assign(self, cr, uid, ids, context=None):
2145         """ Changes the state to assigned.
2146         @return: True
2147         """
2148         self.write(cr, uid, ids, {'state': 'assigned'})
2149         wf_service = netsvc.LocalService('workflow')
2150         for move in self.browse(cr, uid, ids, context):
2151             if move.picking_id:
2152                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2153         return True
2154
2155     def cancel_assign(self, cr, uid, ids, context=None):
2156         """ Changes the state to confirmed.
2157         @return: True
2158         """
2159         self.write(cr, uid, ids, {'state': 'confirmed'})
2160
2161         # fix for bug lp:707031
2162         # called write of related picking because changing move availability does
2163         # not trigger workflow of picking in order to change the state of picking
2164         wf_service = netsvc.LocalService('workflow')
2165         for move in self.browse(cr, uid, ids, context):
2166             if move.picking_id:
2167                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2168         return True
2169
2170     #
2171     # Duplicate stock.move
2172     #
2173     def check_assign(self, cr, uid, ids, context=None):
2174         """ Checks the product type and accordingly writes the state.
2175         @return: No. of moves done
2176         """
2177         done = []
2178         count = 0
2179         pickings = {}
2180         if context is None:
2181             context = {}
2182         for move in self.browse(cr, uid, ids, context=context):
2183             if move.product_id.type == 'consu' or move.location_id.usage == 'supplier':
2184                 if move.state in ('confirmed', 'waiting'):
2185                     done.append(move.id)
2186                 pickings[move.picking_id.id] = 1
2187                 continue
2188             if move.state in ('confirmed', 'waiting'):
2189                 # Important: we must pass lock=True to _product_reserve() to avoid race conditions and double reservations
2190                 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)
2191                 if res:
2192                     #_product_available_test depends on the next status for correct functioning
2193                     #the test does not work correctly if the same product occurs multiple times
2194                     #in the same order. This is e.g. the case when using the button 'split in two' of
2195                     #the stock outgoing form
2196                     self.write(cr, uid, [move.id], {'state':'assigned'})
2197                     done.append(move.id)
2198                     pickings[move.picking_id.id] = 1
2199                     r = res.pop(0)
2200                     product_uos_qty = self.pool.get('stock.move').onchange_quantity(cr, uid, ids, move.product_id.id, r[0], move.product_id.uom_id.id, move.product_id.uos_id.id)['value']['product_uos_qty']
2201                     cr.execute('update stock_move set location_id=%s, product_qty=%s, product_uos_qty=%s where id=%s', (r[1], r[0],product_uos_qty, move.id))
2202
2203                     while res:
2204                         r = res.pop(0)
2205                         product_uos_qty = self.pool.get('stock.move').onchange_quantity(cr, uid, ids, move.product_id.id, r[0], move.product_id.uom_id.id, move.product_id.uos_id.id)['value']['product_uos_qty']
2206                         move_id = self.copy(cr, uid, move.id, {'product_uos_qty': product_uos_qty, 'product_qty': r[0], 'location_id': r[1]})
2207                         done.append(move_id)
2208         if done:
2209             count += len(done)
2210             self.write(cr, uid, done, {'state': 'assigned'})
2211
2212         if count:
2213             for pick_id in pickings:
2214                 wf_service = netsvc.LocalService("workflow")
2215                 wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2216         return count
2217
2218     def setlast_tracking(self, cr, uid, ids, context=None):
2219         tracking_obj = self.pool.get('stock.tracking')
2220         picking = self.browse(cr, uid, ids, context=context)[0].picking_id
2221         if picking:
2222             last_track = [line.tracking_id.id for line in picking.move_lines if line.tracking_id]
2223             if not last_track:
2224                 last_track = tracking_obj.create(cr, uid, {}, context=context)
2225             else:
2226                 last_track.sort()
2227                 last_track = last_track[-1]
2228             self.write(cr, uid, ids, {'tracking_id': last_track})
2229         return True
2230
2231     #
2232     # Cancel move => cancel others move and pickings
2233     #
2234     def action_cancel(self, cr, uid, ids, context=None):
2235         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2236         @return: True
2237         """
2238         if not len(ids):
2239             return True
2240         if context is None:
2241             context = {}
2242         pickings = set()
2243         for move in self.browse(cr, uid, ids, context=context):
2244             if move.state in ('confirmed', 'waiting', 'assigned', 'draft'):
2245                 if move.picking_id:
2246                     pickings.add(move.picking_id.id)
2247             if move.move_dest_id and move.move_dest_id.state == 'waiting':
2248                 self.write(cr, uid, [move.move_dest_id.id], {'state': 'confirmed'}, context=context)
2249                 if context.get('call_unlink',False) and move.move_dest_id.picking_id:
2250                     wf_service = netsvc.LocalService("workflow")
2251                     wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2252         self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False}, context=context)
2253         if not context.get('call_unlink',False):
2254             for pick in self.pool.get('stock.picking').browse(cr, uid, list(pickings), context=context):
2255                 if all(move.state == 'cancel' for move in pick.move_lines):
2256                     self.pool.get('stock.picking').write(cr, uid, [pick.id], {'state': 'cancel'}, context=context)
2257
2258         wf_service = netsvc.LocalService("workflow")
2259         for id in ids:
2260             wf_service.trg_trigger(uid, 'stock.move', id, cr)
2261         return True
2262
2263     def _get_accounting_data_for_valuation(self, cr, uid, move, context=None):
2264         """
2265         Return the accounts and journal to use to post Journal Entries for the real-time
2266         valuation of the move.
2267
2268         :param context: context dictionary that can explicitly mention the company to consider via the 'force_company' key
2269         :raise: osv.except_osv() is any mandatory account or journal is not defined.
2270         """
2271         product_obj=self.pool.get('product.product')
2272         accounts = product_obj.get_product_accounts(cr, uid, move.product_id.id, context)
2273         if move.location_id.valuation_out_account_id:
2274             acc_src = move.location_id.valuation_out_account_id.id
2275         else:
2276             acc_src = accounts['stock_account_input']
2277
2278         if move.location_dest_id.valuation_in_account_id:
2279             acc_dest = move.location_dest_id.valuation_in_account_id.id
2280         else:
2281             acc_dest = accounts['stock_account_output']
2282
2283         acc_valuation = accounts.get('property_stock_valuation_account_id', False)
2284         journal_id = accounts['stock_journal']
2285
2286         if acc_dest == acc_valuation:
2287             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Output Account of this product and Valuation account on category of this product are same.'))
2288
2289         if acc_src == acc_valuation:
2290             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Input Account of this product and Valuation account on category of this product are same.'))
2291
2292         if not acc_src:
2293             raise osv.except_osv(_('Error!'),  _('Please define stock input account for this product or its category: "%s" (id: %d)') % \
2294                                     (move.product_id.name, move.product_id.id,))
2295         if not acc_dest:
2296             raise osv.except_osv(_('Error!'),  _('Please define stock output account for this product or its category: "%s" (id: %d)') % \
2297                                     (move.product_id.name, move.product_id.id,))
2298         if not journal_id:
2299             raise osv.except_osv(_('Error!'), _('Please define journal on the product category: "%s" (id: %d)') % \
2300                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2301         if not acc_valuation:
2302             raise osv.except_osv(_('Error!'), _('Please define inventory valuation account on the product category: "%s" (id: %d)') % \
2303                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2304         return journal_id, acc_src, acc_dest, acc_valuation
2305
2306     def _get_reference_accounting_values_for_valuation(self, cr, uid, move, context=None):
2307         """
2308         Return the reference amount and reference currency representing the inventory valuation for this move.
2309         These reference values should possibly be converted before being posted in Journals to adapt to the primary
2310         and secondary currencies of the relevant accounts.
2311         """
2312         product_uom_obj = self.pool.get('product.uom')
2313
2314         # by default the reference currency is that of the move's company
2315         reference_currency_id = move.company_id.currency_id.id
2316
2317         default_uom = move.product_id.uom_id.id
2318         qty = product_uom_obj._compute_qty(cr, uid, move.product_uom.id, move.product_qty, default_uom)
2319
2320         # if product is set to average price and a specific value was entered in the picking wizard,
2321         # we use it
2322         if move.product_id.cost_method == 'average' and move.price_unit:
2323             reference_amount = qty * move.price_unit
2324             reference_currency_id = move.price_currency_id.id or reference_currency_id
2325
2326         # Otherwise we default to the company's valuation price type, considering that the values of the
2327         # valuation field are expressed in the default currency of the move's company.
2328         else:
2329             if context is None:
2330                 context = {}
2331             currency_ctx = dict(context, currency_id = move.company_id.currency_id.id)
2332             amount_unit = move.product_id.price_get('standard_price', context=currency_ctx)[move.product_id.id]
2333             reference_amount = amount_unit * qty
2334
2335         return reference_amount, reference_currency_id
2336
2337
2338     def _create_product_valuation_moves(self, cr, uid, move, context=None):
2339         """
2340         Generate the appropriate accounting moves if the product being moves is subject
2341         to real_time valuation tracking, and the source or destination location is
2342         a transit location or is outside of the company.
2343         """
2344         if move.product_id.valuation == 'real_time': # FIXME: product valuation should perhaps be a property?
2345             if context is None:
2346                 context = {}
2347             src_company_ctx = dict(context,force_company=move.location_id.company_id.id)
2348             dest_company_ctx = dict(context,force_company=move.location_dest_id.company_id.id)
2349             account_moves = []
2350             # Outgoing moves (or cross-company output part)
2351             if move.location_id.company_id \
2352                 and (move.location_id.usage == 'internal' and move.location_dest_id.usage != 'internal'\
2353                      or move.location_id.company_id != move.location_dest_id.company_id):
2354                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, src_company_ctx)
2355                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2356                 #returning goods to supplier
2357                 if move.location_dest_id.usage == 'supplier':
2358                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_src, reference_amount, reference_currency_id, context))]
2359                 else:
2360                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
2361
2362             # Incoming moves (or cross-company input part)
2363             if move.location_dest_id.company_id \
2364                 and (move.location_id.usage != 'internal' and move.location_dest_id.usage == 'internal'\
2365                      or move.location_id.company_id != move.location_dest_id.company_id):
2366                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, dest_company_ctx)
2367                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2368                 #goods return from customer
2369                 if move.location_id.usage == 'customer':
2370                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_dest, acc_valuation, reference_amount, reference_currency_id, context))]
2371                 else:
2372                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
2373
2374             move_obj = self.pool.get('account.move')
2375             for j_id, move_lines in account_moves:
2376                 move_obj.create(cr, uid,
2377                         {
2378                          'journal_id': j_id,
2379                          'line_id': move_lines,
2380                          'ref': move.picking_id and move.picking_id.name}, context=context)
2381
2382     def action_done(self, cr, uid, ids, context=None):
2383         """ Makes the move done and if all moves are done, it will finish the picking.
2384         @return:
2385         """
2386         picking_ids = []
2387         move_ids = []
2388         wf_service = netsvc.LocalService("workflow")
2389         if context is None:
2390             context = {}
2391
2392         todo = []
2393         for move in self.browse(cr, uid, ids, context=context):
2394             if move.state=="draft":
2395                 todo.append(move.id)
2396         if todo:
2397             self.action_confirm(cr, uid, todo, context=context)
2398             todo = []
2399
2400         for move in self.browse(cr, uid, ids, context=context):
2401             if move.state in ['done','cancel']:
2402                 continue
2403             move_ids.append(move.id)
2404
2405             if move.picking_id:
2406                 picking_ids.append(move.picking_id.id)
2407             if move.move_dest_id.id and (move.state != 'done'):
2408                 # Downstream move should only be triggered if this move is the last pending upstream move
2409                 other_upstream_move_ids = self.search(cr, uid, [('id','!=',move.id),('state','not in',['done','cancel']),
2410                                             ('move_dest_id','=',move.move_dest_id.id)], context=context)
2411                 if not other_upstream_move_ids:
2412                     self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
2413                     if move.move_dest_id.state in ('waiting', 'confirmed'):
2414                         self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
2415                         if move.move_dest_id.picking_id:
2416                             wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2417                         if move.move_dest_id.auto_validate:
2418                             self.action_done(cr, uid, [move.move_dest_id.id], context=context)
2419
2420             self._create_product_valuation_moves(cr, uid, move, context=context)
2421             if move.state not in ('confirmed','done','assigned'):
2422                 todo.append(move.id)
2423
2424         if todo:
2425             self.action_confirm(cr, uid, todo, context=context)
2426
2427         self.write(cr, uid, move_ids, {'state': 'done', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2428         for id in move_ids:
2429              wf_service.trg_trigger(uid, 'stock.move', id, cr)
2430
2431         for pick_id in picking_ids:
2432             wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2433
2434         return True
2435
2436     def _create_account_move_line(self, cr, uid, move, src_account_id, dest_account_id, reference_amount, reference_currency_id, context=None):
2437         """
2438         Generate the account.move.line values to post to track the stock valuation difference due to the
2439         processing of the given stock move.
2440         """
2441         # prepare default values considering that the destination accounts have the reference_currency_id as their main currency
2442         partner_id = (move.picking_id.partner_id and self.pool.get('res.partner')._find_accounting_partner(move.picking_id.partner_id).id) or False
2443         debit_line_vals = {
2444                     'name': move.name,
2445                     'product_id': move.product_id and move.product_id.id or False,
2446                     'quantity': move.product_qty,
2447                     'ref': move.picking_id and move.picking_id.name or False,
2448                     'date': time.strftime('%Y-%m-%d'),
2449                     'partner_id': partner_id,
2450                     'debit': reference_amount,
2451                     'account_id': dest_account_id,
2452         }
2453         credit_line_vals = {
2454                     'name': move.name,
2455                     'product_id': move.product_id and move.product_id.id or False,
2456                     'quantity': move.product_qty,
2457                     'ref': move.picking_id and move.picking_id.name or False,
2458                     'date': time.strftime('%Y-%m-%d'),
2459                     'partner_id': partner_id,
2460                     'credit': reference_amount,
2461                     'account_id': src_account_id,
2462         }
2463
2464         # if we are posting to accounts in a different currency, provide correct values in both currencies correctly
2465         # when compatible with the optional secondary currency on the account.
2466         # Financial Accounts only accept amounts in secondary currencies if there's no secondary currency on the account
2467         # or if it's the same as that of the secondary amount being posted.
2468         account_obj = self.pool.get('account.account')
2469         src_acct, dest_acct = account_obj.browse(cr, uid, [src_account_id, dest_account_id], context=context)
2470         src_main_currency_id = src_acct.company_id.currency_id.id
2471         dest_main_currency_id = dest_acct.company_id.currency_id.id
2472         cur_obj = self.pool.get('res.currency')
2473         if reference_currency_id != src_main_currency_id:
2474             # fix credit line:
2475             credit_line_vals['credit'] = cur_obj.compute(cr, uid, reference_currency_id, src_main_currency_id, reference_amount, context=context)
2476             if (not src_acct.currency_id) or src_acct.currency_id.id == reference_currency_id:
2477                 credit_line_vals.update(currency_id=reference_currency_id, amount_currency=-reference_amount)
2478         if reference_currency_id != dest_main_currency_id:
2479             # fix debit line:
2480             debit_line_vals['debit'] = cur_obj.compute(cr, uid, reference_currency_id, dest_main_currency_id, reference_amount, context=context)
2481             if (not dest_acct.currency_id) or dest_acct.currency_id.id == reference_currency_id:
2482                 debit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2483
2484         return [(0, 0, debit_line_vals), (0, 0, credit_line_vals)]
2485
2486     def unlink(self, cr, uid, ids, context=None):
2487         if context is None:
2488             context = {}
2489         ctx = context.copy()
2490         for move in self.browse(cr, uid, ids, context=context):
2491             if move.state != 'draft' and not ctx.get('call_unlink', False):
2492                 raise osv.except_osv(_('User Error!'), _('You can only delete draft moves.'))
2493         return super(stock_move, self).unlink(
2494             cr, uid, ids, context=ctx)
2495
2496     # _create_lot function is not used anywhere
2497     def _create_lot(self, cr, uid, ids, product_id, prefix=False):
2498         """ Creates production lot
2499         @return: Production lot id
2500         """
2501         prodlot_obj = self.pool.get('stock.production.lot')
2502         prodlot_id = prodlot_obj.create(cr, uid, {'prefix': prefix, 'product_id': product_id})
2503         return prodlot_id
2504
2505     def action_scrap(self, cr, uid, ids, quantity, location_id, context=None):
2506         """ Move the scrap/damaged product into scrap location
2507         @param cr: the database cursor
2508         @param uid: the user id
2509         @param ids: ids of stock move object to be scrapped
2510         @param quantity : specify scrap qty
2511         @param location_id : specify scrap location
2512         @param context: context arguments
2513         @return: Scraped lines
2514         """
2515         #quantity should in MOVE UOM
2516         if quantity <= 0:
2517             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2518         res = []
2519         for move in self.browse(cr, uid, ids, context=context):
2520             source_location = move.location_id
2521             if move.state == 'done':
2522                 source_location = move.location_dest_id
2523             if source_location.usage != 'internal':
2524                 #restrict to scrap from a virtual location because it's meaningless and it may introduce errors in stock ('creating' new products from nowhere)
2525                 raise osv.except_osv(_('Error!'), _('Forbidden operation: it is not allowed to scrap products from a virtual location.'))
2526             move_qty = move.product_qty
2527             uos_qty = quantity / move_qty * move.product_uos_qty
2528             default_val = {
2529                 'location_id': source_location.id,
2530                 'product_qty': quantity,
2531                 'product_uos_qty': uos_qty,
2532                 'state': move.state,
2533                 'scrapped': True,
2534                 'location_dest_id': location_id,
2535                 'tracking_id': move.tracking_id.id,
2536                 'prodlot_id': move.prodlot_id.id,
2537             }
2538             new_move = self.copy(cr, uid, move.id, default_val)
2539
2540             res += [new_move]
2541             product_obj = self.pool.get('product.product')
2542             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2543                 if move.picking_id:
2544                     uom = product.uom_id.name if product.uom_id else ''
2545                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2546                     move.picking_id.message_post(body=message)
2547
2548         self.action_done(cr, uid, res, context=context)
2549         return res
2550
2551     # action_split function is not used anywhere
2552     # FIXME: deprecate this method
2553     def action_split(self, cr, uid, ids, quantity, split_by_qty=1, prefix=False, with_lot=True, context=None):
2554         """ Split Stock Move lines into production lot which specified split by quantity.
2555         @param cr: the database cursor
2556         @param uid: the user id
2557         @param ids: ids of stock move object to be splited
2558         @param split_by_qty : specify split by qty
2559         @param prefix : specify prefix of production lot
2560         @param with_lot : if true, prodcution lot will assign for split line otherwise not.
2561         @param context: context arguments
2562         @return: Splited move lines
2563         """
2564
2565         if context is None:
2566             context = {}
2567         if quantity <= 0:
2568             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2569
2570         res = []
2571
2572         for move in self.browse(cr, uid, ids, context=context):
2573             if split_by_qty <= 0 or quantity == 0:
2574                 return res
2575
2576             uos_qty = split_by_qty / move.product_qty * move.product_uos_qty
2577
2578             quantity_rest = quantity % split_by_qty
2579             uos_qty_rest = split_by_qty / move.product_qty * move.product_uos_qty
2580
2581             update_val = {
2582                 'product_qty': split_by_qty,
2583                 'product_uos_qty': uos_qty,
2584             }
2585             for idx in range(int(quantity//split_by_qty)):
2586                 if not idx and move.product_qty<=quantity:
2587                     current_move = move.id
2588                 else:
2589                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2590                 res.append(current_move)
2591                 if with_lot:
2592                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2593
2594                 self.write(cr, uid, [current_move], update_val)
2595
2596
2597             if quantity_rest > 0:
2598                 idx = int(quantity//split_by_qty)
2599                 update_val['product_qty'] = quantity_rest
2600                 update_val['product_uos_qty'] = uos_qty_rest
2601                 if not idx and move.product_qty<=quantity:
2602                     current_move = move.id
2603                 else:
2604                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2605
2606                 res.append(current_move)
2607
2608
2609                 if with_lot:
2610                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2611
2612                 self.write(cr, uid, [current_move], update_val)
2613         return res
2614
2615     def action_consume(self, cr, uid, ids, quantity, location_id=False, context=None):
2616         """ Consumed product with specific quatity from specific source location
2617         @param cr: the database cursor
2618         @param uid: the user id
2619         @param ids: ids of stock move object to be consumed
2620         @param quantity : specify consume quantity
2621         @param location_id : specify source location
2622         @param context: context arguments
2623         @return: Consumed lines
2624         """
2625         #quantity should in MOVE UOM
2626         if context is None:
2627             context = {}
2628         if quantity <= 0:
2629             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2630         res = []
2631         for move in self.browse(cr, uid, ids, context=context):
2632             move_qty = move.product_qty
2633             if move_qty <= 0:
2634                 raise osv.except_osv(_('Error!'), _('Cannot consume a move with negative or zero quantity.'))
2635             quantity_rest = move.product_qty
2636             quantity_rest -= quantity
2637             uos_qty_rest = quantity_rest / move_qty * move.product_uos_qty
2638             if quantity_rest <= 0:
2639                 quantity_rest = 0
2640                 uos_qty_rest = 0
2641                 quantity = move.product_qty
2642
2643             uos_qty = quantity / move_qty * move.product_uos_qty
2644             if float_compare(quantity_rest, 0, precision_rounding=move.product_id.uom_id.rounding):
2645                 default_val = {
2646                     'product_qty': quantity,
2647                     'product_uos_qty': uos_qty,
2648                     'state': move.state,
2649                     'location_id': location_id or move.location_id.id,
2650                 }
2651                 current_move = self.copy(cr, uid, move.id, default_val)
2652                 res += [current_move]
2653                 update_val = {}
2654                 update_val['product_qty'] = quantity_rest
2655                 update_val['product_uos_qty'] = uos_qty_rest
2656                 self.write(cr, uid, [move.id], update_val)
2657
2658             else:
2659                 quantity_rest = quantity
2660                 uos_qty_rest =  uos_qty
2661                 res += [move.id]
2662                 update_val = {
2663                         'product_qty' : quantity_rest,
2664                         'product_uos_qty' : uos_qty_rest,
2665                         'location_id': location_id or move.location_id.id,
2666                 }
2667                 self.write(cr, uid, [move.id], update_val)
2668
2669         self.action_done(cr, uid, res, context=context)
2670
2671         return res
2672
2673     # FIXME: needs refactoring, this code is partially duplicated in stock_picking.do_partial()!
2674     def do_partial(self, cr, uid, ids, partial_datas, context=None):
2675         """ Makes partial pickings and moves done.
2676         @param partial_datas: Dictionary containing details of partial picking
2677                           like partner_id, delivery_date, delivery
2678                           moves with product_id, product_qty, uom
2679         """
2680         res = {}
2681         picking_obj = self.pool.get('stock.picking')
2682         product_obj = self.pool.get('product.product')
2683         currency_obj = self.pool.get('res.currency')
2684         uom_obj = self.pool.get('product.uom')
2685         wf_service = netsvc.LocalService("workflow")
2686
2687         if context is None:
2688             context = {}
2689
2690         complete, too_many, too_few = [], [], []
2691         move_product_qty = {}
2692         prodlot_ids = {}
2693         for move in self.browse(cr, uid, ids, context=context):
2694             if move.state in ('done', 'cancel'):
2695                 continue
2696             partial_data = partial_datas.get('move%s'%(move.id), False)
2697             assert partial_data, _('Missing partial picking data for move #%s.') % (move.id)
2698             product_qty = partial_data.get('product_qty',0.0)
2699             move_product_qty[move.id] = product_qty
2700             product_uom = partial_data.get('product_uom',False)
2701             product_price = partial_data.get('product_price',0.0)
2702             product_currency = partial_data.get('product_currency',False)
2703             prodlot_ids[move.id] = partial_data.get('prodlot_id')
2704             if move.product_qty == product_qty:
2705                 complete.append(move)
2706             elif move.product_qty > product_qty:
2707                 too_few.append(move)
2708             else:
2709                 too_many.append(move)
2710
2711             # Average price computation
2712             if (move.picking_id.type == 'in') and (move.product_id.cost_method == 'average'):
2713                 product = product_obj.browse(cr, uid, move.product_id.id)
2714                 move_currency_id = move.company_id.currency_id.id
2715                 context['currency_id'] = move_currency_id
2716                 qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
2717                 if qty > 0:
2718                     new_price = currency_obj.compute(cr, uid, product_currency,
2719                             move_currency_id, product_price, round=False)
2720                     new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
2721                             product.uom_id.id)
2722                     if product.qty_available <= 0:
2723                         new_std_price = new_price
2724                     else:
2725                         # Get the standard price
2726                         amount_unit = product.price_get('standard_price', context=context)[product.id]
2727                         new_std_price = ((amount_unit * product.qty_available)\
2728                             + (new_price * qty))/(product.qty_available + qty)
2729
2730                     product_obj.write(cr, uid, [product.id],{'standard_price': new_std_price})
2731
2732                     # Record the values that were chosen in the wizard, so they can be
2733                     # used for inventory valuation if real-time valuation is enabled.
2734                     self.write(cr, uid, [move.id],
2735                                 {'price_unit': product_price,
2736                                  'price_currency_id': product_currency,
2737                                 })
2738
2739         for move in too_few:
2740             product_qty = move_product_qty[move.id]
2741             if product_qty != 0:
2742                 defaults = {
2743                             'product_qty' : product_qty,
2744                             'product_uos_qty': product_qty,
2745                             'picking_id' : move.picking_id.id,
2746                             'state': 'assigned',
2747                             'move_dest_id': False,
2748                             'price_unit': move.price_unit,
2749                             }
2750                 prodlot_id = prodlot_ids[move.id]
2751                 if prodlot_id:
2752                     defaults.update(prodlot_id=prodlot_id)
2753                 new_move = self.copy(cr, uid, move.id, defaults)
2754                 complete.append(self.browse(cr, uid, new_move))
2755             self.write(cr, uid, [move.id],
2756                     {
2757                         'product_qty': move.product_qty - product_qty,
2758                         'product_uos_qty': move.product_qty - product_qty,
2759                         'prodlot_id': False,
2760                         'tracking_id': False,
2761                     })
2762
2763
2764         for move in too_many:
2765             self.write(cr, uid, [move.id],
2766                     {
2767                         'product_qty': move.product_qty,
2768                         'product_uos_qty': move.product_qty,
2769                     })
2770             complete.append(move)
2771
2772         for move in complete:
2773             if prodlot_ids.get(move.id):
2774                 self.write(cr, uid, [move.id],{'prodlot_id': prodlot_ids.get(move.id)})
2775             self.action_done(cr, uid, [move.id], context=context)
2776             if  move.picking_id.id :
2777                 # TOCHECK : Done picking if all moves are done
2778                 cr.execute("""
2779                     SELECT move.id FROM stock_picking pick
2780                     RIGHT JOIN stock_move move ON move.picking_id = pick.id AND move.state = %s
2781                     WHERE pick.id = %s""",
2782                             ('done', move.picking_id.id))
2783                 res = cr.fetchall()
2784                 if len(res) == len(move.picking_id.move_lines):
2785                     picking_obj.action_move(cr, uid, [move.picking_id.id])
2786                     wf_service.trg_validate(uid, 'stock.picking', move.picking_id.id, 'button_done', cr)
2787
2788         return [move.id for move in complete]
2789
2790 stock_move()
2791
2792 class stock_inventory(osv.osv):
2793     _name = "stock.inventory"
2794     _description = "Inventory"
2795     _columns = {
2796         'name': fields.char('Inventory Reference', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
2797         'date': fields.datetime('Creation Date', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2798         'date_done': fields.datetime('Date done'),
2799         'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=True, states={'draft': [('readonly', False)]}),
2800         'move_ids': fields.many2many('stock.move', 'stock_inventory_move_rel', 'inventory_id', 'move_id', 'Created Moves'),
2801         'state': fields.selection( (('draft', 'Draft'), ('cancel','Cancelled'), ('confirm','Confirmed'), ('done', 'Done')), 'Status', readonly=True, select=True),
2802         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft':[('readonly',False)]}),
2803
2804     }
2805     _defaults = {
2806         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
2807         'state': 'draft',
2808         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c)
2809     }
2810
2811     def copy(self, cr, uid, id, default=None, context=None):
2812         if default is None:
2813             default = {}
2814         default = default.copy()
2815         default.update({'move_ids': [], 'date_done': False})
2816         return super(stock_inventory, self).copy(cr, uid, id, default, context=context)
2817
2818     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2819         """ Creates a stock move from an inventory line
2820         @param inventory_line:
2821         @param move_vals:
2822         @return:
2823         """
2824         return self.pool.get('stock.move').create(cr, uid, move_vals)
2825
2826     def action_done(self, cr, uid, ids, context=None):
2827         """ Finish the inventory
2828         @return: True
2829         """
2830         if context is None:
2831             context = {}
2832         move_obj = self.pool.get('stock.move')
2833         for inv in self.browse(cr, uid, ids, context=context):
2834             move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2835             self.write(cr, uid, [inv.id], {'state':'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2836         return True
2837
2838     def action_confirm(self, cr, uid, ids, context=None):
2839         """ Confirm the inventory and writes its finished date
2840         @return: True
2841         """
2842         if context is None:
2843             context = {}
2844         # to perform the correct inventory corrections we need analyze stock location by
2845         # location, never recursively, so we use a special context
2846         product_context = dict(context, compute_child=False)
2847
2848         location_obj = self.pool.get('stock.location')
2849         for inv in self.browse(cr, uid, ids, context=context):
2850             move_ids = []
2851             for line in inv.inventory_line_id:
2852                 pid = line.product_id.id
2853                 product_context.update(uom=line.product_uom.id, to_date=inv.date, date=inv.date, prodlot_id=line.prod_lot_id.id)
2854                 amount = location_obj._product_get(cr, uid, line.location_id.id, [pid], product_context)[pid]
2855                 change = line.product_qty - amount
2856                 lot_id = line.prod_lot_id.id
2857                 if change:
2858                     location_id = line.product_id.property_stock_inventory.id
2859                     value = {
2860                         'name': _('INV:') + (line.inventory_id.name or ''),
2861                         'product_id': line.product_id.id,
2862                         'product_uom': line.product_uom.id,
2863                         'prodlot_id': lot_id,
2864                         'date': inv.date,
2865                     }
2866
2867                     if change > 0:
2868                         value.update( {
2869                             'product_qty': change,
2870                             'location_id': location_id,
2871                             'location_dest_id': line.location_id.id,
2872                         })
2873                     else:
2874                         value.update( {
2875                             'product_qty': -change,
2876                             'location_id': line.location_id.id,
2877                             'location_dest_id': location_id,
2878                         })
2879                     move_ids.append(self._inventory_line_hook(cr, uid, line, value))
2880             self.write(cr, uid, [inv.id], {'state': 'confirm', 'move_ids': [(6, 0, move_ids)]})
2881             self.pool.get('stock.move').action_confirm(cr, uid, move_ids, context=context)
2882         return True
2883
2884     def action_cancel_draft(self, cr, uid, ids, context=None):
2885         """ Cancels the stock move and change inventory state to draft.
2886         @return: True
2887         """
2888         for inv in self.browse(cr, uid, ids, context=context):
2889             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2890             self.write(cr, uid, [inv.id], {'state':'draft'}, context=context)
2891         return True
2892
2893     def action_cancel_inventory(self, cr, uid, ids, context=None):
2894         """ Cancels both stock move and inventory
2895         @return: True
2896         """
2897         move_obj = self.pool.get('stock.move')
2898         account_move_obj = self.pool.get('account.move')
2899         for inv in self.browse(cr, uid, ids, context=context):
2900             move_obj.action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2901             for move in inv.move_ids:
2902                  account_move_ids = account_move_obj.search(cr, uid, [('name', '=', move.name)])
2903                  if account_move_ids:
2904                      account_move_data_l = account_move_obj.read(cr, uid, account_move_ids, ['state'], context=context)
2905                      for account_move in account_move_data_l:
2906                          if account_move['state'] == 'posted':
2907                              raise osv.except_osv(_('User Error!'),
2908                                                   _('In order to cancel this inventory, you must first unpost related journal entries.'))
2909                          account_move_obj.unlink(cr, uid, [account_move['id']], context=context)
2910             self.write(cr, uid, [inv.id], {'state': 'cancel'}, context=context)
2911         return True
2912
2913 stock_inventory()
2914
2915 class stock_inventory_line(osv.osv):
2916     _name = "stock.inventory.line"
2917     _description = "Inventory Line"
2918     _rec_name = "inventory_id"
2919     _columns = {
2920         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2921         'location_id': fields.many2one('stock.location', 'Location', required=True),
2922         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2923         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2924         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2925         'company_id': fields.related('inventory_id','company_id',type='many2one',relation='res.company',string='Company',store=True, select=True, readonly=True),
2926         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2927         'state': fields.related('inventory_id','state',type='char',string='Status',readonly=True),
2928     }
2929
2930     def _default_stock_location(self, cr, uid, context=None):
2931         try:
2932             location_model, location_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_stock')
2933             with tools.mute_logger('openerp.osv.orm'):
2934                 self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
2935         except (orm.except_orm, ValueError):
2936             location_id = False
2937         return location_id
2938
2939     _defaults = {
2940         'location_id': _default_stock_location
2941     }
2942
2943     def on_change_product_id(self, cr, uid, ids, location_id, product, uom=False, to_date=False):
2944         """ Changes UoM and name if product_id changes.
2945         @param location_id: Location id
2946         @param product: Changed product_id
2947         @param uom: UoM product
2948         @return:  Dictionary of changed values
2949         """
2950         if not product:
2951             return {'value': {'product_qty': 0.0, 'product_uom': False, 'prod_lot_id': False}}
2952         obj_product = self.pool.get('product.product').browse(cr, uid, product)
2953         uom = uom or obj_product.uom_id.id
2954         amount = self.pool.get('stock.location')._product_get(cr, uid, location_id, [product], {'uom': uom, 'to_date': to_date, 'compute_child': False})[product]
2955         result = {'product_qty': amount, 'product_uom': uom, 'prod_lot_id': False}
2956         return {'value': result}
2957
2958 stock_inventory_line()
2959
2960 #----------------------------------------------------------
2961 # Stock Warehouse
2962 #----------------------------------------------------------
2963 class stock_warehouse(osv.osv):
2964     _name = "stock.warehouse"
2965     _description = "Warehouse"
2966     _columns = {
2967         'name': fields.char('Name', size=128, required=True, select=True),
2968         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
2969         'partner_id': fields.many2one('res.partner', 'Owner Address'),
2970         'lot_input_id': fields.many2one('stock.location', 'Location Input', required=True, domain=[('usage','<>','view')]),
2971         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', required=True, domain=[('usage','=','internal')]),
2972         'lot_output_id': fields.many2one('stock.location', 'Location Output', required=True, domain=[('usage','<>','view')]),
2973     }
2974
2975     def _default_lot_input_stock_id(self, cr, uid, context=None):
2976         try:
2977             lot_input_stock_model, lot_input_stock_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_stock')
2978             with tools.mute_logger('openerp.osv.orm'):
2979                 self.pool.get('stock.location').check_access_rule(cr, uid, [lot_input_stock_id], 'read', context=context)
2980         except (ValueError, orm.except_orm):
2981             # the user does not have read access on the location or it does not exists
2982             lot_input_stock_id = False
2983         return lot_input_stock_id
2984
2985     def _default_lot_output_id(self, cr, uid, context=None):
2986         try:
2987             lot_output_model, lot_output_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_output')
2988             with tools.mute_logger('openerp.osv.orm'):
2989                 self.pool.get('stock.location').check_access_rule(cr, uid, [lot_output_id], 'read', context=context)
2990         except (ValueError, orm.except_orm):
2991             # the user does not have read access on the location or it does not exists
2992             lot_output_id = False
2993         return lot_output_id
2994
2995     _defaults = {
2996         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2997         'lot_input_id': _default_lot_input_stock_id,
2998         'lot_stock_id': _default_lot_input_stock_id,
2999         'lot_output_id': _default_lot_output_id,
3000     }
3001
3002 stock_warehouse()
3003
3004 #----------------------------------------------------------
3005 # "Empty" Classes that are used to vary from the original stock.picking  (that are dedicated to the internal pickings)
3006 #   in order to offer a different usability with different views, labels, available reports/wizards...
3007 #----------------------------------------------------------
3008 class stock_picking_in(osv.osv):
3009     _name = "stock.picking.in"
3010     _inherit = "stock.picking"
3011     _table = "stock_picking"
3012     _description = "Incoming Shipments"
3013
3014     def search(self, cr, user, args, offset=0, limit=None, order=None, context=None, count=False):
3015         return self.pool.get('stock.picking').search(cr, user, args, offset, limit, order, context, count)
3016
3017     def read(self, cr, uid, ids, fields=None, context=None, load='_classic_read'):
3018         return self.pool.get('stock.picking').read(cr, uid, ids, fields=fields, context=context, load=load)
3019
3020     def check_access_rights(self, cr, uid, operation, raise_exception=True):
3021         #override in order to redirect the check of acces rights on the stock.picking object
3022         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
3023
3024     def check_access_rule(self, cr, uid, ids, operation, context=None):
3025         #override in order to redirect the check of acces rules on the stock.picking object
3026         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
3027
3028     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
3029         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
3030         #instead of it's own workflow (which is not existing)
3031         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
3032
3033     def _workflow_signal(self, cr, uid, ids, signal, context=None):
3034         #override in order to fire the workflow signal on given stock.picking workflow instance
3035         #instead of it's own workflow (which is not existing)
3036         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
3037
3038     def message_post(self, *args, **kwargs):
3039         """Post the message on stock.picking to be able to see it in the form view when using the chatter"""
3040         return self.pool.get('stock.picking').message_post(*args, **kwargs)
3041
3042     def message_subscribe(self, *args, **kwargs):
3043         """Send the subscribe action on stock.picking model as it uses _name in request"""
3044         return self.pool.get('stock.picking').message_subscribe(*args, **kwargs)
3045
3046     def message_unsubscribe(self, *args, **kwargs):
3047         """Send the unsubscribe action on stock.picking model to match with subscribe"""
3048         return self.pool.get('stock.picking').message_unsubscribe(*args, **kwargs)
3049
3050     def default_get(self, cr, uid, fields_list, context=None):
3051         # merge defaults from stock.picking with possible defaults defined on stock.picking.in
3052         defaults = self.pool['stock.picking'].default_get(cr, uid, fields_list, context=context)
3053         in_defaults = super(stock_picking_in, self).default_get(cr, uid, fields_list, context=context)
3054         defaults.update(in_defaults)
3055         return defaults
3056
3057     _columns = {
3058         'backorder_id': fields.many2one('stock.picking.in', '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),
3059         'state': fields.selection(
3060             [('draft', 'Draft'),
3061             ('auto', 'Waiting Another Operation'),
3062             ('confirmed', 'Waiting Availability'),
3063             ('assigned', 'Ready to Receive'),
3064             ('done', 'Received'),
3065             ('cancel', 'Cancelled'),],
3066             'Status', readonly=True, select=True,
3067             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
3068                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
3069                  * Waiting Availability: still waiting for the availability of products\n
3070                  * Ready to Receive: products reserved, simply waiting for confirmation.\n
3071                  * Received: has been processed, can't be modified or cancelled anymore\n
3072                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
3073     }
3074     _defaults = {
3075         'type': 'in',
3076     }
3077
3078 class stock_picking_out(osv.osv):
3079     _name = "stock.picking.out"
3080     _inherit = "stock.picking"
3081     _table = "stock_picking"
3082     _description = "Delivery Orders"
3083
3084     def search(self, cr, user, args, offset=0, limit=None, order=None, context=None, count=False):
3085         return self.pool.get('stock.picking').search(cr, user, args, offset, limit, order, context, count)
3086
3087     def read(self, cr, uid, ids, fields=None, context=None, load='_classic_read'):
3088         return self.pool.get('stock.picking').read(cr, uid, ids, fields=fields, context=context, load=load)
3089
3090     def check_access_rights(self, cr, uid, operation, raise_exception=True):
3091         #override in order to redirect the check of acces rights on the stock.picking object
3092         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
3093
3094     def check_access_rule(self, cr, uid, ids, operation, context=None):
3095         #override in order to redirect the check of acces rules on the stock.picking object
3096         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
3097
3098     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
3099         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
3100         #instead of it's own workflow (which is not existing)
3101         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
3102
3103     def _workflow_signal(self, cr, uid, ids, signal, context=None):
3104         #override in order to fire the workflow signal on given stock.picking workflow instance
3105         #instead of it's own workflow (which is not existing)
3106         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
3107
3108     def message_post(self, *args, **kwargs):
3109         """Post the message on stock.picking to be able to see it in the form view when using the chatter"""
3110         return self.pool.get('stock.picking').message_post(*args, **kwargs)
3111
3112     def message_subscribe(self, *args, **kwargs):
3113         """Send the subscribe action on stock.picking model as it uses _name in request"""
3114         return self.pool.get('stock.picking').message_subscribe(*args, **kwargs)
3115
3116     def message_unsubscribe(self, *args, **kwargs):
3117         """Send the unsubscribe action on stock.picking model to match with subscribe"""
3118         return self.pool.get('stock.picking').message_unsubscribe(*args, **kwargs)
3119
3120     def default_get(self, cr, uid, fields_list, context=None):
3121         # merge defaults from stock.picking with possible defaults defined on stock.picking.out
3122         defaults = self.pool['stock.picking'].default_get(cr, uid, fields_list, context=context)
3123         out_defaults = super(stock_picking_out, self).default_get(cr, uid, fields_list, context=context)
3124         defaults.update(out_defaults)
3125         return defaults
3126
3127     _columns = {
3128         'backorder_id': fields.many2one('stock.picking.out', '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),
3129         'state': fields.selection(
3130             [('draft', 'Draft'),
3131             ('auto', 'Waiting Another Operation'),
3132             ('confirmed', 'Waiting Availability'),
3133             ('assigned', 'Ready to Deliver'),
3134             ('done', 'Delivered'),
3135             ('cancel', 'Cancelled'),],
3136             'Status', readonly=True, select=True,
3137             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
3138                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
3139                  * Waiting Availability: still waiting for the availability of products\n
3140                  * Ready to Deliver: products reserved, simply waiting for confirmation.\n
3141                  * Delivered: has been processed, can't be modified or cancelled anymore\n
3142                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
3143     }
3144     _defaults = {
3145         'type': 'out',
3146     }
3147
3148 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: