addons/stock/stock.py

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