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 openerp.osv import fields, osv
  30 from openerp.tools.translate import _
  31 from openerp import netsvc
  32 from openerp import tools
  33 from openerp.tools import float_compare
  34 import openerp.addons.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, False
 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=None):
 350         """
 351         @param product_ids:
 352         @param states:
 353         @return:
 354         """
 355         if states is None:
 356             states = ['done']
 357         ids = id and [id] or []
 358         return self._product_get_multi_location(cr, uid, ids, product_ids, context=context, states=states)
 359
 360     def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 361         if states is None:
 362             states = ['done']
 363         # build the list of ids of children of the location given by id
 364         ids = id and [id] or []
 365         location_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 366         return self._product_get_multi_location(cr, uid, location_ids, product_ids, context, states)
 367
 368     def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 369         if states is None:
 370             states = ['done']
 371         return self._product_all_get(cr, uid, id, product_ids, context, ['confirmed', 'waiting', 'assigned', 'done'])
 372
 373     def _product_reserve(self, cr, uid, ids, product_id, product_qty, context=None, lock=False):
 374         """
 375         Attempt to find a quantity ``product_qty`` (in the product's default uom or the uom passed in ``context``) of product ``product_id``
 376         in locations with id ``ids`` and their child locations. If ``lock`` is True, the stock.move lines
 377         of product with id ``product_id`` in the searched location will be write-locked using Postgres's
 378         "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back, to prevent reservin
 379         twice the same products.
 380         If ``lock`` is True and the lock cannot be obtained (because another transaction has locked some of
 381         the same stock.move lines), a log line will be output and False will be returned, as if there was
 382         not enough stock.
 383
 384         :param product_id: Id of product to reserve
 385         :param product_qty: Quantity of product to reserve (in the product's default uom or the uom passed in ``context``)
 386         :param lock: if True, the stock.move lines of product with id ``product_id`` in all locations (and children locations) with ``ids`` will
 387                      be write-locked using postgres's "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back. This is
 388                      to prevent reserving twice the same products.
 389         :param context: optional context dictionary: if a 'uom' key is present it will be used instead of the default product uom to
 390                         compute the ``product_qty`` and in the return value.
 391         :return: List of tuples in the form (qty, location_id) with the (partial) quantities that can be taken in each location to
 392                  reach the requested product_qty (``qty`` is expressed in the default uom of the product), of False if enough
 393                  products could not be found, or the lock could not be obtained (and ``lock`` was True).
 394         """
 395         result = []
 396         amount = 0.0
 397         if context is None:
 398             context = {}
 399         uom_obj = self.pool.get('product.uom')
 400         uom_rounding = self.pool.get('product.product').browse(cr, uid, product_id, context=context).uom_id.rounding
 401         if context.get('uom'):
 402             uom_rounding = uom_obj.browse(cr, uid, context.get('uom'), context=context).rounding
 403         for id in self.search(cr, uid, [('location_id', 'child_of', ids)]):
 404             if lock:
 405                 try:
 406                     # Must lock with a separate select query because FOR UPDATE can't be used with
 407                     # aggregation/group by's (when individual rows aren't identifiable).
 408                     # We use a SAVEPOINT to be able to rollback this part of the transaction without
 409                     # failing the whole transaction in case the LOCK cannot be acquired.
 410                     cr.execute("SAVEPOINT stock_location_product_reserve")
 411                     cr.execute("""SELECT id FROM stock_move
 412                                   WHERE product_id=%s AND
 413                                           (
 414                                             (location_dest_id=%s AND
 415                                              location_id<>%s AND
 416                                              state='done')
 417                                             OR
 418                                             (location_id=%s AND
 419                                              location_dest_id<>%s AND
 420                                              state in ('done', 'assigned'))
 421                                           )
 422                                   FOR UPDATE of stock_move NOWAIT""", (product_id, id, id, id, id), log_exceptions=False)
 423                 except Exception:
 424                     # Here it's likely that the FOR UPDATE NOWAIT failed to get the LOCK,
 425                     # so we ROLLBACK to the SAVEPOINT to restore the transaction to its earlier
 426                     # state, we return False as if the products were not available, and log it:
 427                     cr.execute("ROLLBACK TO stock_location_product_reserve")
 428                     _logger.warning("Failed attempt to reserve %s x product %s, likely due to another transaction already in progress. Next attempt is likely to work. Detailed error available at DEBUG level.", product_qty, product_id)
 429                     _logger.debug("Trace of the failed product reservation attempt: ", exc_info=True)
 430                     return False
 431
 432             # XXX TODO: rewrite this with one single query, possibly even the quantity conversion
 433             cr.execute("""SELECT product_uom, sum(product_qty) AS product_qty
 434                           FROM stock_move
 435                           WHERE location_dest_id=%s AND
 436                                 location_id<>%s AND
 437                                 product_id=%s AND
 438                                 state='done'
 439                           GROUP BY product_uom
 440                        """,
 441                        (id, id, product_id))
 442             results = cr.dictfetchall()
 443             cr.execute("""SELECT product_uom,-sum(product_qty) AS product_qty
 444                           FROM stock_move
 445                           WHERE location_id=%s AND
 446                                 location_dest_id<>%s AND
 447                                 product_id=%s AND
 448                                 state in ('done', 'assigned')
 449                           GROUP BY product_uom
 450                        """,
 451                        (id, id, product_id))
 452             results += cr.dictfetchall()
 453             total = 0.0
 454             results2 = 0.0
 455             for r in results:
 456                 amount = uom_obj._compute_qty(cr, uid, r['product_uom'], r['product_qty'], context.get('uom', False))
 457                 results2 += amount
 458                 total += amount
 459             if total <= 0.0:
 460                 continue
 461
 462             amount = results2
 463             compare_qty = float_compare(amount, 0, precision_rounding=uom_rounding)
 464             if compare_qty == 1:
 465                 if amount > min(total, product_qty):
 466                     amount = min(product_qty, total)
 467                 result.append((amount, id))
 468                 product_qty -= amount
 469                 total -= amount
 470                 if product_qty <= 0.0:
 471                     return result
 472                 if total <= 0.0:
 473                     continue
 474         return False
 475
 476 stock_location()
 477
 478
 479 class stock_tracking(osv.osv):
 480     _name = "stock.tracking"
 481     _description = "Packs"
 482
 483     def checksum(sscc):
 484         salt = '31' * 8 + '3'
 485         sum = 0
 486         for sscc_part, salt_part in zip(sscc, salt):
 487             sum += int(sscc_part) * int(salt_part)
 488         return (10 - (sum % 10)) % 10
 489     checksum = staticmethod(checksum)
 490
 491     def make_sscc(self, cr, uid, context=None):
 492         sequence = self.pool.get('ir.sequence').get(cr, uid, 'stock.lot.tracking')
 493         try:
 494             return sequence + str(self.checksum(sequence))
 495         except Exception:
 496             return sequence
 497
 498     _columns = {
 499         '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)"),
 500         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a pack without deleting it."),
 501         'serial': fields.char('Additional Reference', size=64, select=True, help="Other reference or serial number"),
 502         'move_ids': fields.one2many('stock.move', 'tracking_id', 'Moves for this pack', readonly=True),
 503         'date': fields.datetime('Creation Date', required=True),
 504     }
 505     _defaults = {
 506         'active': 1,
 507         'name': make_sscc,
 508         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 509     }
 510
 511     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
 512         if not args:
 513             args = []
 514         ids = self.search(cr, user, [('serial', '=', name)]+ args, limit=limit, context=context)
 515         ids += self.search(cr, user, [('name', operator, name)]+ args, limit=limit, context=context)
 516         return self.name_get(cr, user, ids, context)
 517
 518     def name_get(self, cr, uid, ids, context=None):
 519         """Append the serial to the name"""
 520         if not len(ids):
 521             return []
 522         res = [ (r['id'], r['serial'] and '%s [%s]' % (r['name'], r['serial'])
 523                                       or r['name'] )
 524                 for r in self.read(cr, uid, ids, ['name', 'serial'],
 525                                    context=context) ]
 526         return res
 527
 528     def unlink(self, cr, uid, ids, context=None):
 529         raise osv.except_osv(_('Error!'), _('You cannot remove a lot line.'))
 530
 531     def action_traceability(self, cr, uid, ids, context=None):
 532         """ It traces the information of a product
 533         @param self: The object pointer.
 534         @param cr: A database cursor
 535         @param uid: ID of the user currently logged in
 536         @param ids: List of IDs selected
 537         @param context: A standard dictionary
 538         @return: A dictionary of values
 539         """
 540         return self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
 541
 542 stock_tracking()
 543
 544 #----------------------------------------------------------
 545 # Stock Picking
 546 #----------------------------------------------------------
 547 class stock_picking(osv.osv):
 548     _name = "stock.picking"
 549     _inherit = ['mail.thread']
 550     _description = "Picking List"
 551
 552     def _set_maximum_date(self, cr, uid, ids, name, value, arg, context=None):
 553         """ Calculates planned date if it is greater than 'value'.
 554         @param name: Name of field
 555         @param value: Value of field
 556         @param arg: User defined argument
 557         @return: True or False
 558         """
 559         if not value:
 560             return False
 561         if isinstance(ids, (int, long)):
 562             ids = [ids]
 563         for pick in self.browse(cr, uid, ids, context=context):
 564             sql_str = """update stock_move set
 565                     date='%s'
 566                 where
 567                     picking_id=%d """ % (value, pick.id)
 568
 569             if pick.max_date:
 570                 sql_str += " and (date='" + pick.max_date + "' or date>'" + value + "')"
 571             cr.execute(sql_str)
 572         return True
 573
 574     def _set_minimum_date(self, cr, uid, ids, name, value, arg, context=None):
 575         """ Calculates planned date if it is less than 'value'.
 576         @param name: Name of field
 577         @param value: Value of field
 578         @param arg: User defined argument
 579         @return: True or False
 580         """
 581         if not value:
 582             return False
 583         if isinstance(ids, (int, long)):
 584             ids = [ids]
 585         for pick in self.browse(cr, uid, ids, context=context):
 586             sql_str = """update stock_move set
 587                     date='%s'
 588                 where
 589                     picking_id=%s """ % (value, pick.id)
 590             if pick.min_date:
 591                 sql_str += " and (date='" + pick.min_date + "' or date<'" + value + "')"
 592             cr.execute(sql_str)
 593         return True
 594
 595     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 596         """ Finds minimum and maximum dates for picking.
 597         @return: Dictionary of values
 598         """
 599         res = {}
 600         for id in ids:
 601             res[id] = {'min_date': False, 'max_date': False}
 602         if not ids:
 603             return res
 604         cr.execute("""select
 605                 picking_id,
 606                 min(date_expected),
 607                 max(date_expected)
 608             from
 609                 stock_move
 610             where
 611                 picking_id IN %s
 612             group by
 613                 picking_id""",(tuple(ids),))
 614         for pick, dt1, dt2 in cr.fetchall():
 615             res[pick]['min_date'] = dt1
 616             res[pick]['max_date'] = dt2
 617         return res
 618
 619     def create(self, cr, user, vals, context=None):
 620         if ('name' not in vals) or (vals.get('name')=='/'):
 621             seq_obj_name =  self._name
 622             vals['name'] = self.pool.get('ir.sequence').get(cr, user, seq_obj_name)
 623         new_id = super(stock_picking, self).create(cr, user, vals, context)
 624         return new_id
 625
 626     _columns = {
 627         'name': fields.char('Reference', size=64, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 628         'origin': fields.char('Source Document', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
 629         '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),
 630         'type': fields.selection([('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], 'Shipping Type', required=True, select=True, help="Shipping type specify, goods coming in or going out."),
 631         'note': fields.text('Notes', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 632         'stock_journal_id': fields.many2one('stock.journal','Stock Journal', select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 633         '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." \
 634                 "Set a location if you produce at a fixed location. This can be a partner location " \
 635                 "if you subcontract the manufacturing operations.", select=True),
 636         '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),
 637         '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"),
 638         'state': fields.selection([
 639             ('draft', 'Draft'),
 640             ('cancel', 'Cancelled'),
 641             ('auto', 'Waiting Another Operation'),
 642             ('confirmed', 'Waiting Availability'),
 643             ('assigned', 'Ready to Transfer'),
 644             ('done', 'Transferred'),
 645             ], 'Status', readonly=True, select=True, track_visibility='onchange', help="""
 646             * Draft: not confirmed yet and will not be scheduled until confirmed\n
 647             * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 648             * Waiting Availability: still waiting for the availability of products\n
 649             * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 650             * Transferred: has been processed, can't be modified or cancelled anymore\n
 651             * Cancelled: has been cancelled, can't be confirmed anymore"""
 652         ),
 653         'min_date': fields.function(get_min_max_date, fnct_inv=_set_minimum_date, multi="min_max_date",
 654                  store=True, type='datetime', string='Scheduled Time', select=1, help="Scheduled time for the shipment to be processed"),
 655         'date': fields.datetime('Time', help="Creation time, usually the time of the order.", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 656         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 657         'max_date': fields.function(get_min_max_date, fnct_inv=_set_maximum_date, multi="min_max_date",
 658                  store=True, type='datetime', string='Max. Expected Date', select=2),
 659         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 660         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 661         'auto_picking': fields.boolean('Auto-Picking', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 662         'partner_id': fields.many2one('res.partner', 'Partner', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 663         'invoice_state': fields.selection([
 664             ("invoiced", "Invoiced"),
 665             ("2binvoiced", "To Be Invoiced"),
 666             ("none", "Not Applicable")], "Invoice Control",
 667             select=True, required=True, readonly=True, track_visibility='onchange', states={'draft': [('readonly', False)]}),
 668         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 669     }
 670     _defaults = {
 671         'name': lambda self, cr, uid, context: '/',
 672         'state': 'draft',
 673         'move_type': 'direct',
 674         'type': 'internal',
 675         'invoice_state': 'none',
 676         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 677         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c)
 678     }
 679     _sql_constraints = [
 680         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per Company!'),
 681     ]
 682
 683     def action_process(self, cr, uid, ids, context=None):
 684         if context is None:
 685             context = {}
 686         """Open the partial picking wizard"""
 687         context.update({
 688             'active_model': self._name,
 689             'active_ids': ids,
 690             'active_id': len(ids) and ids[0] or False
 691         })
 692         return {
 693             'view_type': 'form',
 694             'view_mode': 'form',
 695             'res_model': 'stock.partial.picking',
 696             'type': 'ir.actions.act_window',
 697             'target': 'new',
 698             'context': context,
 699             'nodestroy': True,
 700         }
 701
 702     def copy(self, cr, uid, id, default=None, context=None):
 703         if default is None:
 704             default = {}
 705         default = default.copy()
 706         picking_obj = self.browse(cr, uid, id, context=context)
 707         move_obj=self.pool.get('stock.move')
 708         if ('name' not in default) or (picking_obj.name=='/'):
 709             seq_obj_name =  'stock.picking.' + picking_obj.type
 710             default['name'] = self.pool.get('ir.sequence').get(cr, uid, seq_obj_name)
 711             default['origin'] = ''
 712             default['backorder_id'] = False
 713         if 'invoice_state' not in default and picking_obj.invoice_state == 'invoiced':
 714             default['invoice_state'] = '2binvoiced'
 715         res=super(stock_picking, self).copy(cr, uid, id, default, context)
 716         if res:
 717             picking_obj = self.browse(cr, uid, res, context=context)
 718             for move in picking_obj.move_lines:
 719                 move_obj.write(cr, uid, [move.id], {'tracking_id': False,'prodlot_id':False, 'move_history_ids2': [(6, 0, [])], 'move_history_ids': [(6, 0, [])]})
 720         return res
 721
 722     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 723         if view_type == 'form' and not view_id:
 724             mod_obj = self.pool.get('ir.model.data')
 725             if self._name == "stock.picking.in":
 726                 model,view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_in_form')
 727             if self._name == "stock.picking.out":
 728                 model,view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_out_form')
 729         return super(stock_picking,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 730
 731     def onchange_partner_in(self, cr, uid, ids, partner_id=None, context=None):
 732         return {}
 733
 734     def action_explode(self, cr, uid, moves, context=None):
 735         """Hook to allow other modules to split the moves of a picking."""
 736         return moves
 737
 738     def action_confirm(self, cr, uid, ids, context=None):
 739         """ Confirms picking.
 740         @return: True
 741         """
 742         pickings = self.browse(cr, uid, ids, context=context)
 743         self.write(cr, uid, ids, {'state': 'confirmed'})
 744         todo = []
 745         for picking in pickings:
 746             for r in picking.move_lines:
 747                 if r.state == 'draft':
 748                     todo.append(r.id)
 749         todo = self.action_explode(cr, uid, todo, context)
 750         if len(todo):
 751             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 752         return True
 753
 754     def test_auto_picking(self, cr, uid, ids):
 755         # TODO: Check locations to see if in the same location ?
 756         return True
 757
 758     def action_assign(self, cr, uid, ids, *args):
 759         """ Changes state of picking to available if all moves are confirmed.
 760         @return: True
 761         """
 762         wf_service = netsvc.LocalService("workflow")
 763         for pick in self.browse(cr, uid, ids):
 764             if pick.state == 'draft':
 765                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_confirm', cr)
 766             move_ids = [x.id for x in pick.move_lines if x.state == 'confirmed']
 767             if not move_ids:
 768                 raise osv.except_osv(_('Warning!'),_('Not enough stock, unable to reserve the products.'))
 769             self.pool.get('stock.move').action_assign(cr, uid, move_ids)
 770         return True
 771
 772     def force_assign(self, cr, uid, ids, *args):
 773         """ Changes state of picking to available if moves are confirmed or waiting.
 774         @return: True
 775         """
 776         wf_service = netsvc.LocalService("workflow")
 777         for pick in self.browse(cr, uid, ids):
 778             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed','waiting']]
 779             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 780             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 781         return True
 782
 783     def draft_force_assign(self, cr, uid, ids, *args):
 784         """ Confirms picking directly from draft state.
 785         @return: True
 786         """
 787         wf_service = netsvc.LocalService("workflow")
 788         for pick in self.browse(cr, uid, ids):
 789             if not pick.move_lines:
 790                 raise osv.except_osv(_('Error!'),_('You cannot process picking without stock moves.'))
 791             wf_service.trg_validate(uid, 'stock.picking', pick.id,
 792                 'button_confirm', cr)
 793         return True
 794
 795     def draft_validate(self, cr, uid, ids, context=None):
 796         """ Validates picking directly from draft state.
 797         @return: True
 798         """
 799         wf_service = netsvc.LocalService("workflow")
 800         self.draft_force_assign(cr, uid, ids)
 801         for pick in self.browse(cr, uid, ids, context=context):
 802             move_ids = [x.id for x in pick.move_lines]
 803             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 804             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 805         return self.action_process(
 806             cr, uid, ids, context=context)
 807     def cancel_assign(self, cr, uid, ids, *args):
 808         """ Cancels picking and moves.
 809         @return: True
 810         """
 811         wf_service = netsvc.LocalService("workflow")
 812         for pick in self.browse(cr, uid, ids):
 813             move_ids = [x.id for x in pick.move_lines]
 814             self.pool.get('stock.move').cancel_assign(cr, uid, move_ids)
 815             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 816         return True
 817
 818     def action_assign_wkf(self, cr, uid, ids, context=None):
 819         """ Changes picking state to assigned.
 820         @return: True
 821         """
 822         self.write(cr, uid, ids, {'state': 'assigned'})
 823         return True
 824
 825     def test_finished(self, cr, uid, ids):
 826         """ Tests whether the move is in done or cancel state or not.
 827         @return: True or False
 828         """
 829         move_ids = self.pool.get('stock.move').search(cr, uid, [('picking_id', 'in', ids)])
 830         for move in self.pool.get('stock.move').browse(cr, uid, move_ids):
 831             if move.state not in ('done', 'cancel'):
 832
 833                 if move.product_qty != 0.0:
 834                     return False
 835                 else:
 836                     move.write({'state': 'done'})
 837         return True
 838
 839     def test_assigned(self, cr, uid, ids):
 840         """ Tests whether the move is in assigned state or not.
 841         @return: True or False
 842         """
 843         #TOFIX: assignment of move lines should be call before testing assigment otherwise picking never gone in assign state
 844         ok = True
 845         for pick in self.browse(cr, uid, ids):
 846             mt = pick.move_type
 847             # incomming shipments are always set as available if they aren't chained
 848             if pick.type == 'in':
 849                 if all([x.state != 'waiting' for x in pick.move_lines]):
 850                     return True
 851             for move in pick.move_lines:
 852                 if (move.state in ('confirmed', 'draft')) and (mt == 'one'):
 853                     return False
 854                 if (mt == 'direct') and (move.state == 'assigned') and (move.product_qty):
 855                     return True
 856                 ok = ok and (move.state in ('cancel', 'done', 'assigned'))
 857         return ok
 858
 859     def action_cancel(self, cr, uid, ids, context=None):
 860         """ Changes picking state to cancel.
 861         @return: True
 862         """
 863         for pick in self.browse(cr, uid, ids, context=context):
 864             ids2 = [move.id for move in pick.move_lines]
 865             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 866         self.write(cr, uid, ids, {'state': 'cancel', 'invoice_state': 'none'})
 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             payment_term = partner.property_payment_term.id or False
1021         else:
1022             account_id = partner.property_account_payable.id
1023             payment_term = partner.property_supplier_payment_term.id or False
1024         comment = self._get_comment_invoice(cr, uid, picking)
1025         invoice_vals = {
1026             'name': picking.name,
1027             'origin': (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
1028             'type': inv_type,
1029             'account_id': account_id,
1030             'partner_id': partner.id,
1031             'comment': comment,
1032             'payment_term': payment_term,
1033             'fiscal_position': partner.property_account_position.id,
1034             'date_invoice': context.get('date_inv', False),
1035             'company_id': picking.company_id.id,
1036             'user_id': uid,
1037         }
1038         cur_id = self.get_currency_id(cr, uid, picking)
1039         if cur_id:
1040             invoice_vals['currency_id'] = cur_id
1041         if journal_id:
1042             invoice_vals['journal_id'] = journal_id
1043         return invoice_vals
1044
1045     def _prepare_invoice_line(self, cr, uid, group, picking, move_line, invoice_id,
1046         invoice_vals, context=None):
1047         """ Builds the dict containing the values for the invoice line
1048             @param group: True or False
1049             @param picking: picking object
1050             @param: move_line: move_line object
1051             @param: invoice_id: ID of the related invoice
1052             @param: invoice_vals: dict used to created the invoice
1053             @return: dict that will be used to create the invoice line
1054         """
1055         if group:
1056             name = (picking.name or '') + '-' + move_line.name
1057         else:
1058             name = move_line.name
1059         origin = move_line.picking_id.name or ''
1060         if move_line.picking_id.origin:
1061             origin += ':' + move_line.picking_id.origin
1062
1063         if invoice_vals['type'] in ('out_invoice', 'out_refund'):
1064             account_id = move_line.product_id.property_account_income.id
1065             if not account_id:
1066                 account_id = move_line.product_id.categ_id.\
1067                         property_account_income_categ.id
1068         else:
1069             account_id = move_line.product_id.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                 if move_line.scrapped:
1140                     # do no invoice scrapped products
1141                     continue
1142                 vals = self._prepare_invoice_line(cr, uid, group, picking, move_line,
1143                                 invoice_id, invoice_vals, context=context)
1144                 if vals:
1145                     invoice_line_id = invoice_line_obj.create(cr, uid, vals, context=context)
1146                     self._invoice_line_hook(cr, uid, move_line, invoice_line_id)
1147
1148             invoice_obj.button_compute(cr, uid, [invoice_id], context=context,
1149                     set_total=(inv_type in ('in_invoice', 'in_refund')))
1150             self.write(cr, uid, [picking.id], {
1151                 'invoice_state': 'invoiced',
1152                 }, context=context)
1153             self._invoice_hook(cr, uid, picking, invoice_id)
1154         self.write(cr, uid, res.keys(), {
1155             'invoice_state': 'invoiced',
1156             }, context=context)
1157         return res
1158
1159     def test_done(self, cr, uid, ids, context=None):
1160         """ Test whether the move lines are done or not.
1161         @return: True or False
1162         """
1163         ok = False
1164         for pick in self.browse(cr, uid, ids, context=context):
1165             if not pick.move_lines:
1166                 return True
1167             for move in pick.move_lines:
1168                 if move.state not in ('cancel','done'):
1169                     return False
1170                 if move.state=='done':
1171                     ok = True
1172         return ok
1173
1174     def test_cancel(self, cr, uid, ids, context=None):
1175         """ Test whether the move lines are canceled or not.
1176         @return: True or False
1177         """
1178         for pick in self.browse(cr, uid, ids, context=context):
1179             for move in pick.move_lines:
1180                 if move.state not in ('cancel',):
1181                     return False
1182         return True
1183
1184     def allow_cancel(self, cr, uid, ids, context=None):
1185         for pick in self.browse(cr, uid, ids, context=context):
1186             if not pick.move_lines:
1187                 return True
1188             for move in pick.move_lines:
1189                 if move.state == 'done':
1190                     raise osv.except_osv(_('Error!'), _('You cannot cancel the picking as some moves have been done. You should cancel the picking lines.'))
1191         return True
1192
1193     def unlink(self, cr, uid, ids, context=None):
1194         move_obj = self.pool.get('stock.move')
1195         if context is None:
1196             context = {}
1197         for pick in self.browse(cr, uid, ids, context=context):
1198             if pick.state in ['done','cancel']:
1199                 raise osv.except_osv(_('Error!'), _('You cannot remove the picking which is in %s state!')%(pick.state,))
1200             else:
1201                 ids2 = [move.id for move in pick.move_lines]
1202                 ctx = context.copy()
1203                 ctx.update({'call_unlink':True})
1204                 if pick.state != 'draft':
1205                     #Cancelling the move in order to affect Virtual stock of product
1206                     move_obj.action_cancel(cr, uid, ids2, ctx)
1207                 #Removing the move
1208                 move_obj.unlink(cr, uid, ids2, ctx)
1209
1210         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
1211
1212     # FIXME: needs refactoring, this code is partially duplicated in stock_move.do_partial()!
1213     def do_partial(self, cr, uid, ids, partial_datas, context=None):
1214         """ Makes partial picking and moves done.
1215         @param partial_datas : Dictionary containing details of partial picking
1216                           like partner_id, partner_id, delivery_date,
1217                           delivery moves with product_id, product_qty, uom
1218         @return: Dictionary of values
1219         """
1220         if context is None:
1221             context = {}
1222         else:
1223             context = dict(context)
1224         res = {}
1225         move_obj = self.pool.get('stock.move')
1226         product_obj = self.pool.get('product.product')
1227         currency_obj = self.pool.get('res.currency')
1228         uom_obj = self.pool.get('product.uom')
1229         sequence_obj = self.pool.get('ir.sequence')
1230         wf_service = netsvc.LocalService("workflow")
1231         for pick in self.browse(cr, uid, ids, context=context):
1232             new_picking = None
1233             complete, too_many, too_few = [], [], []
1234             move_product_qty, prodlot_ids, product_avail, partial_qty, product_uoms = {}, {}, {}, {}, {}
1235             for move in pick.move_lines:
1236                 if move.state in ('done', 'cancel'):
1237                     continue
1238                 partial_data = partial_datas.get('move%s'%(move.id), {})
1239                 product_qty = partial_data.get('product_qty',0.0)
1240                 move_product_qty[move.id] = product_qty
1241                 product_uom = partial_data.get('product_uom',False)
1242                 product_price = partial_data.get('product_price',0.0)
1243                 product_currency = partial_data.get('product_currency',False)
1244                 prodlot_id = partial_data.get('prodlot_id')
1245                 prodlot_ids[move.id] = prodlot_id
1246                 product_uoms[move.id] = product_uom
1247                 partial_qty[move.id] = uom_obj._compute_qty(cr, uid, product_uoms[move.id], product_qty, move.product_uom.id)
1248                 if move.product_qty == partial_qty[move.id]:
1249                     complete.append(move)
1250                 elif move.product_qty > partial_qty[move.id]:
1251                     too_few.append(move)
1252                 else:
1253                     too_many.append(move)
1254
1255                 # Average price computation
1256                 if (pick.type == 'in') and (move.product_id.cost_method == 'average'):
1257                     product = product_obj.browse(cr, uid, move.product_id.id)
1258                     move_currency_id = move.company_id.currency_id.id
1259                     context['currency_id'] = move_currency_id
1260                     qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
1261
1262                     if product.id in product_avail:
1263                         product_avail[product.id] += qty
1264                     else:
1265                         product_avail[product.id] = product.qty_available
1266
1267                     if qty > 0:
1268                         new_price = currency_obj.compute(cr, uid, product_currency,
1269                                 move_currency_id, product_price)
1270                         new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
1271                                 product.uom_id.id)
1272                         if product.qty_available <= 0:
1273                             new_std_price = new_price
1274                         else:
1275                             # Get the standard price
1276                             amount_unit = product.price_get('standard_price', context=context)[product.id]
1277                             new_std_price = ((amount_unit * product_avail[product.id])\
1278                                 + (new_price * qty))/(product_avail[product.id] + qty)
1279                         # Write the field according to price type field
1280                         product_obj.write(cr, uid, [product.id], {'standard_price': new_std_price})
1281
1282                         # Record the values that were chosen in the wizard, so they can be
1283                         # used for inventory valuation if real-time valuation is enabled.
1284                         move_obj.write(cr, uid, [move.id],
1285                                 {'price_unit': product_price,
1286                                  'price_currency_id': product_currency})
1287
1288
1289             for move in too_few:
1290                 product_qty = move_product_qty[move.id]
1291                 if not new_picking:
1292                     new_picking_name = pick.name
1293                     self.write(cr, uid, [pick.id],
1294                                {'name': sequence_obj.get(cr, uid,
1295                                             'stock.picking.%s'%(pick.type)),
1296                                })
1297                     new_picking = self.copy(cr, uid, pick.id,
1298                             {
1299                                 'name': new_picking_name,
1300                                 'move_lines' : [],
1301                                 'state':'draft',
1302                             })
1303                 if product_qty != 0:
1304                     defaults = {
1305                             'product_qty' : product_qty,
1306                             'product_uos_qty': product_qty, #TODO: put correct uos_qty
1307                             'picking_id' : new_picking,
1308                             'state': 'assigned',
1309                             'move_dest_id': False,
1310                             'price_unit': move.price_unit,
1311                             'product_uom': product_uoms[move.id]
1312                     }
1313                     prodlot_id = prodlot_ids[move.id]
1314                     if prodlot_id:
1315                         defaults.update(prodlot_id=prodlot_id)
1316                     move_obj.copy(cr, uid, move.id, defaults)
1317                 move_obj.write(cr, uid, [move.id],
1318                         {
1319                             'product_qty': move.product_qty - partial_qty[move.id],
1320                             'product_uos_qty': move.product_qty - partial_qty[move.id], #TODO: put correct uos_qty
1321                             'prodlot_id': False,
1322                             'tracking_id': False,
1323                         })
1324
1325             if new_picking:
1326                 move_obj.write(cr, uid, [c.id for c in complete], {'picking_id': new_picking})
1327             for move in complete:
1328                 defaults = {'product_uom': product_uoms[move.id], 'product_qty': move_product_qty[move.id]}
1329                 if prodlot_ids.get(move.id):
1330                     defaults.update({'prodlot_id': prodlot_ids[move.id]})
1331                 move_obj.write(cr, uid, [move.id], defaults)
1332             for move in too_many:
1333                 product_qty = move_product_qty[move.id]
1334                 defaults = {
1335                     'product_qty' : product_qty,
1336                     'product_uos_qty': product_qty, #TODO: put correct uos_qty
1337                     'product_uom': product_uoms[move.id]
1338                 }
1339                 prodlot_id = prodlot_ids.get(move.id)
1340                 if prodlot_ids.get(move.id):
1341                     defaults.update(prodlot_id=prodlot_id)
1342                 if new_picking:
1343                     defaults.update(picking_id=new_picking)
1344                 move_obj.write(cr, uid, [move.id], defaults)
1345
1346             # At first we confirm the new picking (if necessary)
1347             if new_picking:
1348                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_confirm', cr)
1349                 # Then we finish the good picking
1350                 self.write(cr, uid, [pick.id], {'backorder_id': new_picking})
1351                 self.action_move(cr, uid, [new_picking], context=context)
1352                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_done', cr)
1353                 wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
1354                 delivered_pack_id = new_picking
1355                 back_order_name = self.browse(cr, uid, delivered_pack_id, context=context).name
1356                 self.message_post(cr, uid, ids, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_order_name), context=context)
1357             else:
1358                 self.action_move(cr, uid, [pick.id], context=context)
1359                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_done', cr)
1360                 delivered_pack_id = pick.id
1361
1362             delivered_pack = self.browse(cr, uid, delivered_pack_id, context=context)
1363             res[pick.id] = {'delivered_picking': delivered_pack.id or False}
1364
1365         return res
1366
1367     # views associated to each picking type
1368     _VIEW_LIST = {
1369         'out': 'view_picking_out_form',
1370         'in': 'view_picking_in_form',
1371         'internal': 'view_picking_form',
1372     }
1373     def _get_view_id(self, cr, uid, type):
1374         """Get the view id suiting the given type
1375
1376         @param type: the picking type as a string
1377         @return: view i, or False if no view found
1378         """
1379         res = self.pool.get('ir.model.data').get_object_reference(cr, uid,
1380             'stock', self._VIEW_LIST.get(type, 'view_picking_form'))
1381         return res and res[1] or False
1382
1383
1384 class stock_production_lot(osv.osv):
1385
1386     def name_get(self, cr, uid, ids, context=None):
1387         if not ids:
1388             return []
1389         reads = self.read(cr, uid, ids, ['name', 'prefix', 'ref'], context)
1390         res = []
1391         for record in reads:
1392             name = record['name']
1393             prefix = record['prefix']
1394             if prefix:
1395                 name = prefix + '/' + name
1396             if record['ref']:
1397                 name = '%s [%s]' % (name, record['ref'])
1398             res.append((record['id'], name))
1399         return res
1400
1401     def name_search(self, cr, uid, name, args=None, operator='ilike', context=None, limit=100):
1402         args = args or []
1403         ids = []
1404         if name:
1405             ids = self.search(cr, uid, [('prefix', '=', name)] + args, limit=limit, context=context)
1406             if not ids:
1407                 ids = self.search(cr, uid, [('name', operator, name)] + args, limit=limit, context=context)
1408         else:
1409             ids = self.search(cr, uid, args, limit=limit, context=context)
1410         return self.name_get(cr, uid, ids, context)
1411
1412     _name = 'stock.production.lot'
1413     _description = 'Serial Number'
1414
1415     def _get_stock(self, cr, uid, ids, field_name, arg, context=None):
1416         """ Gets stock of products for locations
1417         @return: Dictionary of values
1418         """
1419         if context is None:
1420             context = {}
1421         if 'location_id' not in context:
1422             locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')], context=context)
1423         else:
1424             locations = context['location_id'] and [context['location_id']] or []
1425
1426         if isinstance(ids, (int, long)):
1427             ids = [ids]
1428
1429         res = {}.fromkeys(ids, 0.0)
1430         if locations:
1431             cr.execute('''select
1432                     prodlot_id,
1433                     sum(qty)
1434                 from
1435                     stock_report_prodlots
1436                 where
1437                     location_id IN %s and prodlot_id IN %s group by prodlot_id''',(tuple(locations),tuple(ids),))
1438             res.update(dict(cr.fetchall()))
1439
1440         return res
1441
1442     def _stock_search(self, cr, uid, obj, name, args, context=None):
1443         """ Searches Ids of products
1444         @return: Ids of locations
1445         """
1446         locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')])
1447         cr.execute('''select
1448                 prodlot_id,
1449                 sum(qty)
1450             from
1451                 stock_report_prodlots
1452             where
1453                 location_id IN %s group by prodlot_id
1454             having  sum(qty) '''+ str(args[0][1]) + str(args[0][2]),(tuple(locations),))
1455         res = cr.fetchall()
1456         ids = [('id', 'in', map(lambda x: x[0], res))]
1457         return ids
1458
1459     _columns = {
1460         'name': fields.char('Serial Number', size=64, required=True, help="Unique Serial Number, will be displayed as: PREFIX/SERIAL [INT_REF]"),
1461         'ref': fields.char('Internal Reference', size=256, help="Internal reference number in case it differs from the manufacturer's serial number"),
1462         'prefix': fields.char('Prefix', size=64, help="Optional prefix to prepend when displaying this serial number: PREFIX/SERIAL [INT_REF]"),
1463         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1464         'date': fields.datetime('Creation Date', required=True),
1465         'stock_available': fields.function(_get_stock, fnct_search=_stock_search, type="float", string="Available", select=True,
1466             help="Current quantity of products with this Serial Number available in company warehouses",
1467             digits_compute=dp.get_precision('Product Unit of Measure')),
1468         'revisions': fields.one2many('stock.production.lot.revision', 'lot_id', 'Revisions'),
1469         'company_id': fields.many2one('res.company', 'Company', select=True),
1470         'move_ids': fields.one2many('stock.move', 'prodlot_id', 'Moves for this serial number', readonly=True),
1471     }
1472     _defaults = {
1473         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1474         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1475         'product_id': lambda x, y, z, c: c.get('product_id', False),
1476     }
1477     _sql_constraints = [
1478         ('name_ref_uniq', 'unique (name, ref)', 'The combination of Serial Number and internal reference must be unique !'),
1479     ]
1480     def action_traceability(self, cr, uid, ids, context=None):
1481         """ It traces the information of a product
1482         @param self: The object pointer.
1483         @param cr: A database cursor
1484         @param uid: ID of the user currently logged in
1485         @param ids: List of IDs selected
1486         @param context: A standard dictionary
1487         @return: A dictionary of values
1488         """
1489         value=self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
1490         return value
1491
1492     def copy(self, cr, uid, id, default=None, context=None):
1493         context = context or {}
1494         default = default and default.copy() or {}
1495         default.update(date=time.strftime('%Y-%m-%d %H:%M:%S'), move_ids=[])
1496         return super(stock_production_lot, self).copy(cr, uid, id, default=default, context=context)
1497
1498 stock_production_lot()
1499
1500 class stock_production_lot_revision(osv.osv):
1501     _name = 'stock.production.lot.revision'
1502     _description = 'Serial Number Revision'
1503
1504     _columns = {
1505         'name': fields.char('Revision Name', size=64, required=True),
1506         'description': fields.text('Description'),
1507         'date': fields.date('Revision Date'),
1508         'indice': fields.char('Revision Number', size=16),
1509         'author_id': fields.many2one('res.users', 'Author'),
1510         'lot_id': fields.many2one('stock.production.lot', 'Serial Number', select=True, ondelete='cascade'),
1511         'company_id': fields.related('lot_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1512     }
1513
1514     _defaults = {
1515         'author_id': lambda x, y, z, c: z,
1516         'date': fields.date.context_today,
1517     }
1518
1519 stock_production_lot_revision()
1520
1521 # ----------------------------------------------------
1522 # Move
1523 # ----------------------------------------------------
1524
1525 #
1526 # Fields:
1527 #   location_dest_id is only used for predicting futur stocks
1528 #
1529 class stock_move(osv.osv):
1530
1531     def _getSSCC(self, cr, uid, context=None):
1532         cr.execute('select id from stock_tracking where create_uid=%s order by id desc limit 1', (uid,))
1533         res = cr.fetchone()
1534         return (res and res[0]) or False
1535
1536     _name = "stock.move"
1537     _description = "Stock Move"
1538     _order = 'date_expected desc, id'
1539     _log_create = False
1540
1541     def action_partial_move(self, cr, uid, ids, context=None):
1542         if context is None: context = {}
1543         if context.get('active_model') != self._name:
1544             context.update(active_ids=ids, active_model=self._name)
1545         partial_id = self.pool.get("stock.partial.move").create(
1546             cr, uid, {}, context=context)
1547         return {
1548             'name':_("Products to Process"),
1549             'view_mode': 'form',
1550             'view_id': False,
1551             'view_type': 'form',
1552             'res_model': 'stock.partial.move',
1553             'res_id': partial_id,
1554             'type': 'ir.actions.act_window',
1555             'nodestroy': True,
1556             'target': 'new',
1557             'domain': '[]',
1558             'context': context
1559         }
1560
1561
1562     def name_get(self, cr, uid, ids, context=None):
1563         res = []
1564         for line in self.browse(cr, uid, ids, context=context):
1565             name = line.location_id.name+' > '+line.location_dest_id.name
1566             # optional prefixes
1567             if line.product_id.code:
1568                 name = line.product_id.code + ': ' + name
1569             if line.picking_id.origin:
1570                 name = line.picking_id.origin + '/ ' + name
1571             res.append((line.id, name))
1572         return res
1573
1574     def _check_tracking(self, cr, uid, ids, context=None):
1575         """ Checks if serial number is assigned to stock move or not.
1576         @return: True or False
1577         """
1578         for move in self.browse(cr, uid, ids, context=context):
1579             if not move.prodlot_id and \
1580                (move.state == 'done' and \
1581                ( \
1582                    (move.product_id.track_production and move.location_id.usage == 'production') or \
1583                    (move.product_id.track_production and move.location_dest_id.usage == 'production') or \
1584                    (move.product_id.track_incoming and move.location_id.usage == 'supplier') or \
1585                    (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') or \
1586                    (move.product_id.track_incoming and move.location_id.usage == 'inventory') \
1587                )):
1588                 return False
1589         return True
1590
1591     def _check_product_lot(self, cr, uid, ids, context=None):
1592         """ Checks whether move is done or not and production lot is assigned to that move.
1593         @return: True or False
1594         """
1595         for move in self.browse(cr, uid, ids, context=context):
1596             if move.prodlot_id and move.state == 'done' and (move.prodlot_id.product_id.id != move.product_id.id):
1597                 return False
1598         return True
1599
1600     _columns = {
1601         'name': fields.char('Description', required=True, select=True),
1602         'priority': fields.selection([('0', 'Not urgent'), ('1', 'Urgent')], 'Priority'),
1603         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1604         '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)]}),
1605         'date_expected': fields.datetime('Scheduled Date', states={'done': [('readonly', True)]},required=True, select=True, help="Scheduled date for the processing of this move"),
1606         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type','<>','service')],states={'done': [('readonly', True)]}),
1607
1608         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1609             required=True,states={'done': [('readonly', True)]},
1610             help="This is the quantity of products from an inventory "
1611                 "point of view. For moves in the state 'done', this is the "
1612                 "quantity of products that were actually moved. For other "
1613                 "moves, this is the quantity of product that is planned to "
1614                 "be moved. Lowering this quantity does not generate a "
1615                 "backorder. Changing this quantity on assigned moves affects "
1616                 "the product reservation, and should be done with care."
1617         ),
1618         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True,states={'done': [('readonly', True)]}),
1619         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1620         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1621         'product_packaging': fields.many2one('product.packaging', 'Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1622
1623         '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."),
1624         '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."),
1625         '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"),
1626
1627         '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),
1628         'tracking_id': fields.many2one('stock.tracking', 'Pack', select=True, states={'done': [('readonly', True)]}, help="Logistical shipping unit: pallet, box, pack ..."),
1629
1630         'auto_validate': fields.boolean('Auto Validate'),
1631
1632         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True),
1633         'move_history_ids': fields.many2many('stock.move', 'stock_move_history_ids', 'parent_id', 'child_id', 'Move History (child moves)'),
1634         'move_history_ids2': fields.many2many('stock.move', 'stock_move_history_ids', 'child_id', 'parent_id', 'Move History (parent moves)'),
1635         'picking_id': fields.many2one('stock.picking', 'Reference', select=True,states={'done': [('readonly', True)]}),
1636         'note': fields.text('Notes'),
1637         'state': fields.selection([('draft', 'New'),
1638                                    ('cancel', 'Cancelled'),
1639                                    ('waiting', 'Waiting Another Move'),
1640                                    ('confirmed', 'Waiting Availability'),
1641                                    ('assigned', 'Available'),
1642                                    ('done', 'Done'),
1643                                    ], 'Status', readonly=True, select=True,
1644                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1645                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1646                        "* 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"\
1647                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1648                        "* Done: When the shipment is processed, the state is \'Done\'."),
1649         '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)"),
1650         '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)"),
1651         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1652         'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order of", select=True),
1653         'origin': fields.related('picking_id','origin',type='char', size=64, relation="stock.picking", string="Source", store=True),
1654
1655         # used for colors in tree views:
1656         'scrapped': fields.related('location_dest_id','scrap_location',type='boolean',relation='stock.location',string='Scrapped', readonly=True),
1657         'type': fields.related('picking_id', 'type', type='selection', selection=[('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], string='Shipping Type'),
1658     }
1659
1660     def _check_location(self, cr, uid, ids, context=None):
1661         for record in self.browse(cr, uid, ids, context=context):
1662             if (record.state=='done') and (record.location_id.usage == 'view'):
1663                 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))
1664             if (record.state=='done') and (record.location_dest_id.usage == 'view' ):
1665                 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))
1666         return True
1667
1668     _constraints = [
1669         (_check_tracking,
1670             'You must assign a serial number for this product.',
1671             ['prodlot_id']),
1672         (_check_location, 'You cannot move products from or to a location of the type view.',
1673             ['location_id','location_dest_id']),
1674         (_check_product_lot,
1675             'You try to assign a lot which is not from the same product.',
1676             ['prodlot_id'])]
1677
1678     def _default_location_destination(self, cr, uid, context=None):
1679         """ Gets default address of partner for destination location
1680         @return: Address id or False
1681         """
1682         mod_obj = self.pool.get('ir.model.data')
1683         picking_type = context.get('picking_type')
1684         location_id = False
1685         if context is None:
1686             context = {}
1687         if context.get('move_line', []):
1688             if context['move_line'][0]:
1689                 if isinstance(context['move_line'][0], (tuple, list)):
1690                     location_id = context['move_line'][0][2] and context['move_line'][0][2].get('location_dest_id',False)
1691                 else:
1692                     move_list = self.pool.get('stock.move').read(cr, uid, context['move_line'][0], ['location_dest_id'])
1693                     location_id = move_list and move_list['location_dest_id'][0] or False
1694         elif context.get('address_out_id', False):
1695             property_out = self.pool.get('res.partner').browse(cr, uid, context['address_out_id'], context).property_stock_customer
1696             location_id = property_out and property_out.id or False
1697         else:
1698             location_xml_id = False
1699             if picking_type in ('in', 'internal'):
1700                 location_xml_id = 'stock_location_stock'
1701             elif picking_type == 'out':
1702                 location_xml_id = 'stock_location_customers'
1703             if location_xml_id:
1704                 location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1705         return location_id
1706
1707     def _default_location_source(self, cr, uid, context=None):
1708         """ Gets default address of partner for source location
1709         @return: Address id or False
1710         """
1711         mod_obj = self.pool.get('ir.model.data')
1712         picking_type = context.get('picking_type')
1713         location_id = False
1714
1715         if context is None:
1716             context = {}
1717         if context.get('move_line', []):
1718             try:
1719                 location_id = context['move_line'][0][2]['location_id']
1720             except:
1721                 pass
1722         elif context.get('address_in_id', False):
1723             part_obj_add = self.pool.get('res.partner').browse(cr, uid, context['address_in_id'], context=context)
1724             if part_obj_add:
1725                 location_id = part_obj_add.property_stock_supplier.id
1726         else:
1727             location_xml_id = False
1728             if picking_type == 'in':
1729                 location_xml_id = 'stock_location_suppliers'
1730             elif picking_type in ('out', 'internal'):
1731                 location_xml_id = 'stock_location_stock'
1732             if location_xml_id:
1733                 location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1734         return location_id
1735
1736     def _default_destination_address(self, cr, uid, context=None):
1737         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1738         return user.company_id.partner_id.id
1739
1740     def _default_move_type(self, cr, uid, context=None):
1741         """ Gets default type of move
1742         @return: type
1743         """
1744         if context is None:
1745             context = {}
1746         picking_type = context.get('picking_type')
1747         type = 'internal'
1748         if picking_type == 'in':
1749             type = 'in'
1750         elif picking_type == 'out':
1751             type = 'out'
1752         return type
1753
1754     _defaults = {
1755         'location_id': _default_location_source,
1756         'location_dest_id': _default_location_destination,
1757         'partner_id': _default_destination_address,
1758         'type': _default_move_type,
1759         'state': 'draft',
1760         'priority': '1',
1761         'product_qty': 1.0,
1762         'scrapped' :  False,
1763         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1764         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1765         'date_expected': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1766     }
1767
1768     def write(self, cr, uid, ids, vals, context=None):
1769         if isinstance(ids, (int, long)):
1770             ids = [ids]
1771         if uid != 1:
1772             frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1773             for move in self.browse(cr, uid, ids, context=context):
1774                 if move.state == 'done':
1775                     if frozen_fields.intersection(vals):
1776                         raise osv.except_osv(_('Operation forbidden !'),
1777                                              _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1778         return  super(stock_move, self).write(cr, uid, ids, vals, context=context)
1779
1780     def copy(self, cr, uid, id, default=None, context=None):
1781         if default is None:
1782             default = {}
1783         default = default.copy()
1784         default.update({'move_history_ids2': [], 'move_history_ids': []})
1785         return super(stock_move, self).copy(cr, uid, id, default, context=context)
1786
1787     def _auto_init(self, cursor, context=None):
1788         res = super(stock_move, self)._auto_init(cursor, context=context)
1789         cursor.execute('SELECT indexname \
1790                 FROM pg_indexes \
1791                 WHERE indexname = \'stock_move_location_id_location_dest_id_product_id_state\'')
1792         if not cursor.fetchone():
1793             cursor.execute('CREATE INDEX stock_move_location_id_location_dest_id_product_id_state \
1794                     ON stock_move (product_id, state, location_id, location_dest_id)')
1795         return res
1796
1797     def onchange_lot_id(self, cr, uid, ids, prodlot_id=False, product_qty=False,
1798                         loc_id=False, product_id=False, uom_id=False, context=None):
1799         """ On change of production lot gives a warning message.
1800         @param prodlot_id: Changed production lot id
1801         @param product_qty: Quantity of product
1802         @param loc_id: Location id
1803         @param product_id: Product id
1804         @return: Warning message
1805         """
1806         if not prodlot_id or not loc_id:
1807             return {}
1808         ctx = context and context.copy() or {}
1809         ctx['location_id'] = loc_id
1810         ctx.update({'raise-exception': True})
1811         uom_obj = self.pool.get('product.uom')
1812         product_obj = self.pool.get('product.product')
1813         product_uom = product_obj.browse(cr, uid, product_id, context=ctx).uom_id
1814         prodlot = self.pool.get('stock.production.lot').browse(cr, uid, prodlot_id, context=ctx)
1815         location = self.pool.get('stock.location').browse(cr, uid, loc_id, context=ctx)
1816         uom = uom_obj.browse(cr, uid, uom_id, context=ctx)
1817         amount_actual = uom_obj._compute_qty_obj(cr, uid, product_uom, prodlot.stock_available, uom, context=ctx)
1818         warning = {}
1819         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
1820             warning = {
1821                 'title': _('Insufficient Stock for Serial Number !'),
1822                 'message': _('You are moving %.2f %s but only %.2f %s available for this serial number.') % (product_qty, uom.name, amount_actual, uom.name)
1823             }
1824         return {'warning': warning}
1825
1826     def onchange_quantity(self, cr, uid, ids, product_id, product_qty,
1827                           product_uom, product_uos):
1828         """ On change of product quantity finds UoM and UoS quantities
1829         @param product_id: Product id
1830         @param product_qty: Changed Quantity of product
1831         @param product_uom: Unit of measure of product
1832         @param product_uos: Unit of sale of product
1833         @return: Dictionary of values
1834         """
1835         result = {
1836                   'product_uos_qty': 0.00
1837           }
1838         warning = {}
1839
1840         if (not product_id) or (product_qty <=0.0):
1841             result['product_qty'] = 0.0
1842             return {'value': result}
1843
1844         product_obj = self.pool.get('product.product')
1845         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1846
1847         # Warn if the quantity was decreased
1848         if ids:
1849             for move in self.read(cr, uid, ids, ['product_qty']):
1850                 if product_qty < move['product_qty']:
1851                     warning.update({
1852                        'title': _('Information'),
1853                        'message': _("By changing this quantity here, you accept the "
1854                                 "new quantity as complete: OpenERP will not "
1855                                 "automatically generate a back order.") })
1856                 break
1857
1858         if product_uos and product_uom and (product_uom != product_uos):
1859             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1860         else:
1861             result['product_uos_qty'] = product_qty
1862
1863         return {'value': result, 'warning': warning}
1864
1865     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1866                           product_uos, product_uom):
1867         """ On change of product quantity finds UoM and UoS quantities
1868         @param product_id: Product id
1869         @param product_uos_qty: Changed UoS Quantity of product
1870         @param product_uom: Unit of measure of product
1871         @param product_uos: Unit of sale of product
1872         @return: Dictionary of values
1873         """
1874         result = {
1875                   'product_qty': 0.00
1876           }
1877         warning = {}
1878
1879         if (not product_id) or (product_uos_qty <=0.0):
1880             result['product_uos_qty'] = 0.0
1881             return {'value': result}
1882
1883         product_obj = self.pool.get('product.product')
1884         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1885
1886         # Warn if the quantity was decreased
1887         for move in self.read(cr, uid, ids, ['product_uos_qty']):
1888             if product_uos_qty < move['product_uos_qty']:
1889                 warning.update({
1890                    'title': _('Warning: No Back Order'),
1891                    'message': _("By changing the quantity here, you accept the "
1892                                 "new quantity as complete: OpenERP will not "
1893                                 "automatically generate a Back Order.") })
1894                 break
1895
1896         if product_uos and product_uom and (product_uom != product_uos):
1897             result['product_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1898         else:
1899             result['product_qty'] = product_uos_qty
1900         return {'value': result, 'warning': warning}
1901
1902     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False,
1903                             loc_dest_id=False, partner_id=False):
1904         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1905         @param prod_id: Changed Product id
1906         @param loc_id: Source location id
1907         @param loc_dest_id: Destination location id
1908         @param partner_id: Address id of partner
1909         @return: Dictionary of values
1910         """
1911         if not prod_id:
1912             return {}
1913         lang = False
1914         if partner_id:
1915             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1916             if addr_rec:
1917                 lang = addr_rec and addr_rec.lang or False
1918         ctx = {'lang': lang}
1919
1920         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1921         uos_id  = product.uos_id and product.uos_id.id or False
1922         result = {
1923             'product_uom': product.uom_id.id,
1924             'product_uos': uos_id,
1925             'product_qty': 1.00,
1926             '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'],
1927             'prodlot_id' : False,
1928         }
1929         if not ids:
1930             result['name'] = product.partner_ref
1931         if loc_id:
1932             result['location_id'] = loc_id
1933         if loc_dest_id:
1934             result['location_dest_id'] = loc_dest_id
1935         return {'value': result}
1936
1937     def onchange_move_type(self, cr, uid, ids, type, context=None):
1938         """ On change of move type gives sorce and destination location.
1939         @param type: Move Type
1940         @return: Dictionary of values
1941         """
1942         mod_obj = self.pool.get('ir.model.data')
1943         location_source_id = 'stock_location_stock'
1944         location_dest_id = 'stock_location_stock'
1945         if type == 'in':
1946             location_source_id = 'stock_location_suppliers'
1947             location_dest_id = 'stock_location_stock'
1948         elif type == 'out':
1949             location_source_id = 'stock_location_stock'
1950             location_dest_id = 'stock_location_customers'
1951         source_location = mod_obj.get_object_reference(cr, uid, 'stock', location_source_id)
1952         dest_location = mod_obj.get_object_reference(cr, uid, 'stock', location_dest_id)
1953         return {'value':{'location_id': source_location and source_location[1] or False, 'location_dest_id': dest_location and dest_location[1] or False}}
1954
1955     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
1956         """ On change of Scheduled Date gives a Move date.
1957         @param date_expected: Scheduled Date
1958         @param date: Move Date
1959         @return: Move Date
1960         """
1961         if not date_expected:
1962             date_expected = time.strftime('%Y-%m-%d %H:%M:%S')
1963         return {'value':{'date': date_expected}}
1964
1965     def _chain_compute(self, cr, uid, moves, context=None):
1966         """ Finds whether the location has chained location type or not.
1967         @param moves: Stock moves
1968         @return: Dictionary containing destination location with chained location type.
1969         """
1970         result = {}
1971         for m in moves:
1972             dest = self.pool.get('stock.location').chained_location_get(
1973                 cr,
1974                 uid,
1975                 m.location_dest_id,
1976                 m.picking_id and m.picking_id.partner_id and m.picking_id.partner_id,
1977                 m.product_id,
1978                 context
1979             )
1980             if dest:
1981                 if dest[1] == 'transparent':
1982                     newdate = (datetime.strptime(m.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=dest[2] or 0)).strftime('%Y-%m-%d')
1983                     self.write(cr, uid, [m.id], {
1984                         'date': newdate,
1985                         'location_dest_id': dest[0].id})
1986                     if m.picking_id and (dest[3] or dest[5]):
1987                         self.pool.get('stock.picking').write(cr, uid, [m.picking_id.id], {
1988                             'stock_journal_id': dest[3] or m.picking_id.stock_journal_id.id,
1989                             'type': dest[5] or m.picking_id.type
1990                         }, context=context)
1991                     m.location_dest_id = dest[0]
1992                     res2 = self._chain_compute(cr, uid, [m], context=context)
1993                     for pick_id in res2.keys():
1994                         result.setdefault(pick_id, [])
1995                         result[pick_id] += res2[pick_id]
1996                 else:
1997                     result.setdefault(m.picking_id, [])
1998                     result[m.picking_id].append( (m, dest) )
1999         return result
2000
2001     def _prepare_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2002         """Prepare the definition (values) to create a new chained picking.
2003
2004            :param str picking_name: desired new picking name
2005            :param browse_record picking: source picking (being chained to)
2006            :param str picking_type: desired new picking type
2007            :param list moves_todo: specification of the stock moves to be later included in this
2008                picking, in the form::
2009
2010                    [[move, (dest_location, auto_packing, chained_delay, chained_journal,
2011                                   chained_company_id, chained_picking_type)],
2012                     ...
2013                    ]
2014
2015                See also :meth:`stock_location.chained_location_get`.
2016         """
2017         res_company = self.pool.get('res.company')
2018         return {
2019                     'name': picking_name,
2020                     'origin': tools.ustr(picking.origin or ''),
2021                     'type': picking_type,
2022                     'note': picking.note,
2023                     'move_type': picking.move_type,
2024                     'auto_picking': moves_todo[0][1][1] == 'auto',
2025                     'stock_journal_id': moves_todo[0][1][3],
2026                     'company_id': moves_todo[0][1][4] or res_company._company_default_get(cr, uid, 'stock.company', context=context),
2027                     'partner_id': picking.partner_id.id,
2028                     'invoice_state': 'none',
2029                     'date': picking.date,
2030                 }
2031
2032     def _create_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2033         picking_obj = self.pool.get('stock.picking')
2034         return picking_obj.create(cr, uid, self._prepare_chained_picking(cr, uid, picking_name, picking, picking_type, moves_todo, context=context))
2035
2036     def create_chained_picking(self, cr, uid, moves, context=None):
2037         res_obj = self.pool.get('res.company')
2038         location_obj = self.pool.get('stock.location')
2039         move_obj = self.pool.get('stock.move')
2040         wf_service = netsvc.LocalService("workflow")
2041         new_moves = []
2042         if context is None:
2043             context = {}
2044         seq_obj = self.pool.get('ir.sequence')
2045         for picking, todo in self._chain_compute(cr, uid, moves, context=context).items():
2046             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])
2047             if picking:
2048                 # name of new picking according to its type
2049                 new_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + ptype)
2050                 pickid = self._create_chained_picking(cr, uid, new_pick_name, picking, ptype, todo, context=context)
2051                 # Need to check name of old picking because it always considers picking as "OUT" when created from Sales Order
2052                 old_ptype = location_obj.picking_type_get(cr, uid, picking.move_lines[0].location_id, picking.move_lines[0].location_dest_id)
2053                 if old_ptype != picking.type:
2054                     old_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + old_ptype)
2055                     self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name, 'type': old_ptype}, context=context)
2056             else:
2057                 pickid = False
2058             for move, (loc, dummy, delay, dummy, company_id, ptype, invoice_state) in todo:
2059                 new_id = move_obj.copy(cr, uid, move.id, {
2060                     'location_id': move.location_dest_id.id,
2061                     'location_dest_id': loc.id,
2062                     'date': time.strftime('%Y-%m-%d'),
2063                     'picking_id': pickid,
2064                     'state': 'waiting',
2065                     'company_id': company_id or res_obj._company_default_get(cr, uid, 'stock.company', context=context)  ,
2066                     'move_history_ids': [],
2067                     'date_expected': (datetime.strptime(move.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=delay or 0)).strftime('%Y-%m-%d'),
2068                     'move_history_ids2': []}
2069                 )
2070                 move_obj.write(cr, uid, [move.id], {
2071                     'move_dest_id': new_id,
2072                     'move_history_ids': [(4, new_id)]
2073                 })
2074                 new_moves.append(self.browse(cr, uid, [new_id])[0])
2075             if pickid:
2076                 wf_service.trg_validate(uid, 'stock.picking', pickid, 'button_confirm', cr)
2077         if new_moves:
2078             new_moves += self.create_chained_picking(cr, uid, new_moves, context)
2079         return new_moves
2080
2081     def action_confirm(self, cr, uid, ids, context=None):
2082         """ Confirms stock move.
2083         @return: List of ids.
2084         """
2085         moves = self.browse(cr, uid, ids, context=context)
2086         self.write(cr, uid, ids, {'state': 'confirmed'})
2087         self.create_chained_picking(cr, uid, moves, context)
2088         return []
2089
2090     def action_assign(self, cr, uid, ids, *args):
2091         """ Changes state to confirmed or waiting.
2092         @return: List of values
2093         """
2094         todo = []
2095         for move in self.browse(cr, uid, ids):
2096             if move.state in ('confirmed', 'waiting'):
2097                 todo.append(move.id)
2098         res = self.check_assign(cr, uid, todo)
2099         return res
2100
2101     def force_assign(self, cr, uid, ids, context=None):
2102         """ Changes the state to assigned.
2103         @return: True
2104         """
2105         self.write(cr, uid, ids, {'state': 'assigned'})
2106         wf_service = netsvc.LocalService('workflow')
2107         for move in self.browse(cr, uid, ids, context):
2108             if move.picking_id:
2109                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2110         return True
2111
2112     def cancel_assign(self, cr, uid, ids, context=None):
2113         """ Changes the state to confirmed.
2114         @return: True
2115         """
2116         self.write(cr, uid, ids, {'state': 'confirmed'})
2117
2118         # fix for bug lp:707031
2119         # called write of related picking because changing move availability does
2120         # not trigger workflow of picking in order to change the state of picking
2121         wf_service = netsvc.LocalService('workflow')
2122         for move in self.browse(cr, uid, ids, context):
2123             if move.picking_id:
2124                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2125         return True
2126
2127     #
2128     # Duplicate stock.move
2129     #
2130     def check_assign(self, cr, uid, ids, context=None):
2131         """ Checks the product type and accordingly writes the state.
2132         @return: No. of moves done
2133         """
2134         done = []
2135         count = 0
2136         pickings = {}
2137         if context is None:
2138             context = {}
2139         for move in self.browse(cr, uid, ids, context=context):
2140             if move.product_id.type == 'consu' or move.location_id.usage == 'supplier':
2141                 if move.state in ('confirmed', 'waiting'):
2142                     done.append(move.id)
2143                 pickings[move.picking_id.id] = 1
2144                 continue
2145             if move.state in ('confirmed', 'waiting'):
2146                 # Important: we must pass lock=True to _product_reserve() to avoid race conditions and double reservations
2147                 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)
2148                 if res:
2149                     #_product_available_test depends on the next status for correct functioning
2150                     #the test does not work correctly if the same product occurs multiple times
2151                     #in the same order. This is e.g. the case when using the button 'split in two' of
2152                     #the stock outgoing form
2153                     self.write(cr, uid, [move.id], {'state':'assigned'})
2154                     done.append(move.id)
2155                     pickings[move.picking_id.id] = 1
2156                     r = res.pop(0)
2157                     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']
2158                     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))
2159
2160                     while res:
2161                         r = res.pop(0)
2162                         move_id = self.copy(cr, uid, move.id, {'product_uos_qty': product_uos_qty, 'product_qty': r[0], 'location_id': r[1]})
2163                         done.append(move_id)
2164         if done:
2165             count += len(done)
2166             self.write(cr, uid, done, {'state': 'assigned'})
2167
2168         if count:
2169             for pick_id in pickings:
2170                 wf_service = netsvc.LocalService("workflow")
2171                 wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2172         return count
2173
2174     def setlast_tracking(self, cr, uid, ids, context=None):
2175         tracking_obj = self.pool.get('stock.tracking')
2176         picking = self.browse(cr, uid, ids, context=context)[0].picking_id
2177         if picking:
2178             last_track = [line.tracking_id.id for line in picking.move_lines if line.tracking_id]
2179             if not last_track:
2180                 last_track = tracking_obj.create(cr, uid, {}, context=context)
2181             else:
2182                 last_track.sort()
2183                 last_track = last_track[-1]
2184             self.write(cr, uid, ids, {'tracking_id': last_track})
2185         return True
2186
2187     #
2188     # Cancel move => cancel others move and pickings
2189     #
2190     def action_cancel(self, cr, uid, ids, context=None):
2191         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2192         @return: True
2193         """
2194         if not len(ids):
2195             return True
2196         if context is None:
2197             context = {}
2198         pickings = set()
2199         for move in self.browse(cr, uid, ids, context=context):
2200             if move.state in ('confirmed', 'waiting', 'assigned', 'draft'):
2201                 if move.picking_id:
2202                     pickings.add(move.picking_id.id)
2203             if move.move_dest_id and move.move_dest_id.state == 'waiting':
2204                 self.write(cr, uid, [move.move_dest_id.id], {'state': 'assigned'})
2205                 if context.get('call_unlink',False) and move.move_dest_id.picking_id:
2206                     wf_service = netsvc.LocalService("workflow")
2207                     wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2208         self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False})
2209         if not context.get('call_unlink',False):
2210             for pick in self.pool.get('stock.picking').browse(cr, uid, list(pickings), context=context):
2211                 if all(move.state == 'cancel' for move in pick.move_lines):
2212                     self.pool.get('stock.picking').write(cr, uid, [pick.id], {'state': 'cancel'})
2213
2214         wf_service = netsvc.LocalService("workflow")
2215         for id in ids:
2216             wf_service.trg_trigger(uid, 'stock.move', id, cr)
2217         return True
2218
2219     def _get_accounting_data_for_valuation(self, cr, uid, move, context=None):
2220         """
2221         Return the accounts and journal to use to post Journal Entries for the real-time
2222         valuation of the move.
2223
2224         :param context: context dictionary that can explicitly mention the company to consider via the 'force_company' key
2225         :raise: osv.except_osv() is any mandatory account or journal is not defined.
2226         """
2227         product_obj=self.pool.get('product.product')
2228         accounts = product_obj.get_product_accounts(cr, uid, move.product_id.id, context)
2229         if move.location_id.valuation_out_account_id:
2230             acc_src = move.location_id.valuation_out_account_id.id
2231         else:
2232             acc_src = accounts['stock_account_input']
2233
2234         if move.location_dest_id.valuation_in_account_id:
2235             acc_dest = move.location_dest_id.valuation_in_account_id.id
2236         else:
2237             acc_dest = accounts['stock_account_output']
2238
2239         acc_valuation = accounts.get('property_stock_valuation_account_id', False)
2240         journal_id = accounts['stock_journal']
2241
2242         if acc_dest == acc_valuation:
2243             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Output Account of this product and Valuation account on category of this product are same.'))
2244
2245         if acc_src == acc_valuation:
2246             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Input Account of this product and Valuation account on category of this product are same.'))
2247
2248         if not acc_src:
2249             raise osv.except_osv(_('Error!'),  _('Please define stock input account for this product or its category: "%s" (id: %d)') % \
2250                                     (move.product_id.name, move.product_id.id,))
2251         if not acc_dest:
2252             raise osv.except_osv(_('Error!'),  _('Please define stock output account for this product or its category: "%s" (id: %d)') % \
2253                                     (move.product_id.name, move.product_id.id,))
2254         if not journal_id:
2255             raise osv.except_osv(_('Error!'), _('Please define journal on the product category: "%s" (id: %d)') % \
2256                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2257         if not acc_valuation:
2258             raise osv.except_osv(_('Error!'), _('Please define inventory valuation account on the product category: "%s" (id: %d)') % \
2259                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2260         return journal_id, acc_src, acc_dest, acc_valuation
2261
2262     def _get_reference_accounting_values_for_valuation(self, cr, uid, move, context=None):
2263         """
2264         Return the reference amount and reference currency representing the inventory valuation for this move.
2265         These reference values should possibly be converted before being posted in Journals to adapt to the primary
2266         and secondary currencies of the relevant accounts.
2267         """
2268         product_uom_obj = self.pool.get('product.uom')
2269
2270         # by default the reference currency is that of the move's company
2271         reference_currency_id = move.company_id.currency_id.id
2272
2273         default_uom = move.product_id.uom_id.id
2274         qty = product_uom_obj._compute_qty(cr, uid, move.product_uom.id, move.product_qty, default_uom)
2275
2276         # if product is set to average price and a specific value was entered in the picking wizard,
2277         # we use it
2278         if move.product_id.cost_method == 'average' and move.price_unit:
2279             reference_amount = qty * move.price_unit
2280             reference_currency_id = move.price_currency_id.id or reference_currency_id
2281
2282         # Otherwise we default to the company's valuation price type, considering that the values of the
2283         # valuation field are expressed in the default currency of the move's company.
2284         else:
2285             if context is None:
2286                 context = {}
2287             currency_ctx = dict(context, currency_id = move.company_id.currency_id.id)
2288             amount_unit = move.product_id.price_get('standard_price', context=currency_ctx)[move.product_id.id]
2289             reference_amount = amount_unit * qty
2290
2291         return reference_amount, reference_currency_id
2292
2293
2294     def _create_product_valuation_moves(self, cr, uid, move, context=None):
2295         """
2296         Generate the appropriate accounting moves if the product being moves is subject
2297         to real_time valuation tracking, and the source or destination location is
2298         a transit location or is outside of the company.
2299         """
2300         if move.product_id.valuation == 'real_time': # FIXME: product valuation should perhaps be a property?
2301             if context is None:
2302                 context = {}
2303             src_company_ctx = dict(context,force_company=move.location_id.company_id.id)
2304             dest_company_ctx = dict(context,force_company=move.location_dest_id.company_id.id)
2305             account_moves = []
2306             # Outgoing moves (or cross-company output part)
2307             if move.location_id.company_id \
2308                 and (move.location_id.usage == 'internal' and move.location_dest_id.usage != 'internal'\
2309                      or move.location_id.company_id != move.location_dest_id.company_id):
2310                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, src_company_ctx)
2311                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2312                 #returning goods to supplier
2313                 if move.location_dest_id.usage == 'supplier':
2314                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_src, reference_amount, reference_currency_id, context))]
2315                 else:
2316                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
2317
2318             # Incoming moves (or cross-company input part)
2319             if move.location_dest_id.company_id \
2320                 and (move.location_id.usage != 'internal' and move.location_dest_id.usage == 'internal'\
2321                      or move.location_id.company_id != move.location_dest_id.company_id):
2322                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, dest_company_ctx)
2323                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2324                 #goods return from customer
2325                 if move.location_id.usage == 'customer':
2326                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_dest, acc_valuation, reference_amount, reference_currency_id, context))]
2327                 else:
2328                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
2329
2330             move_obj = self.pool.get('account.move')
2331             for j_id, move_lines in account_moves:
2332                 move_obj.create(cr, uid,
2333                         {
2334                          'journal_id': j_id,
2335                          'line_id': move_lines,
2336                          'ref': move.picking_id and move.picking_id.name})
2337
2338
2339     def action_done(self, cr, uid, ids, context=None):
2340         """ Makes the move done and if all moves are done, it will finish the picking.
2341         @return:
2342         """
2343         picking_ids = []
2344         move_ids = []
2345         wf_service = netsvc.LocalService("workflow")
2346         if context is None:
2347             context = {}
2348
2349         todo = []
2350         for move in self.browse(cr, uid, ids, context=context):
2351             if move.state=="draft":
2352                 todo.append(move.id)
2353         if todo:
2354             self.action_confirm(cr, uid, todo, context=context)
2355             todo = []
2356
2357         for move in self.browse(cr, uid, ids, context=context):
2358             if move.state in ['done','cancel']:
2359                 continue
2360             move_ids.append(move.id)
2361
2362             if move.picking_id:
2363                 picking_ids.append(move.picking_id.id)
2364             if move.move_dest_id.id and (move.state != 'done'):
2365                 # Downstream move should only be triggered if this move is the last pending upstream move
2366                 other_upstream_move_ids = self.search(cr, uid, [('id','!=',move.id),('state','not in',['done','cancel']),
2367                                             ('move_dest_id','=',move.move_dest_id.id)], context=context)
2368                 if not other_upstream_move_ids:
2369                     self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
2370                     if move.move_dest_id.state in ('waiting', 'confirmed'):
2371                         self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
2372                         if move.move_dest_id.picking_id:
2373                             wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2374                         if move.move_dest_id.auto_validate:
2375                             self.action_done(cr, uid, [move.move_dest_id.id], context=context)
2376
2377             self._create_product_valuation_moves(cr, uid, move, context=context)
2378             if move.state not in ('confirmed','done','assigned'):
2379                 todo.append(move.id)
2380
2381         if todo:
2382             self.action_confirm(cr, uid, todo, context=context)
2383
2384         self.write(cr, uid, move_ids, {'state': 'done', 'date': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2385         for id in move_ids:
2386              wf_service.trg_trigger(uid, 'stock.move', id, cr)
2387
2388         for pick_id in picking_ids:
2389             wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2390
2391         return True
2392
2393     def _create_account_move_line(self, cr, uid, move, src_account_id, dest_account_id, reference_amount, reference_currency_id, context=None):
2394         """
2395         Generate the account.move.line values to post to track the stock valuation difference due to the
2396         processing of the given stock move.
2397         """
2398         # prepare default values considering that the destination accounts have the reference_currency_id as their main currency
2399         partner_id = (move.picking_id.partner_id and move.picking_id.partner_id.id and move.picking_id.partner_id.id) or False
2400         debit_line_vals = {
2401                     'name': move.name,
2402                     'product_id': move.product_id and move.product_id.id or False,
2403                     'quantity': move.product_qty,
2404                     'ref': move.picking_id and move.picking_id.name or False,
2405                     'date': time.strftime('%Y-%m-%d'),
2406                     'partner_id': partner_id,
2407                     'debit': reference_amount,
2408                     'account_id': dest_account_id,
2409         }
2410         credit_line_vals = {
2411                     'name': move.name,
2412                     'product_id': move.product_id and move.product_id.id or False,
2413                     'quantity': move.product_qty,
2414                     'ref': move.picking_id and move.picking_id.name or False,
2415                     'date': time.strftime('%Y-%m-%d'),
2416                     'partner_id': partner_id,
2417                     'credit': reference_amount,
2418                     'account_id': src_account_id,
2419         }
2420
2421         # if we are posting to accounts in a different currency, provide correct values in both currencies correctly
2422         # when compatible with the optional secondary currency on the account.
2423         # Financial Accounts only accept amounts in secondary currencies if there's no secondary currency on the account
2424         # or if it's the same as that of the secondary amount being posted.
2425         account_obj = self.pool.get('account.account')
2426         src_acct, dest_acct = account_obj.browse(cr, uid, [src_account_id, dest_account_id], context=context)
2427         src_main_currency_id = src_acct.company_id.currency_id.id
2428         dest_main_currency_id = dest_acct.company_id.currency_id.id
2429         cur_obj = self.pool.get('res.currency')
2430         if reference_currency_id != src_main_currency_id:
2431             # fix credit line:
2432             credit_line_vals['credit'] = cur_obj.compute(cr, uid, reference_currency_id, src_main_currency_id, reference_amount, context=context)
2433             if (not src_acct.currency_id) or src_acct.currency_id.id == reference_currency_id:
2434                 credit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2435         if reference_currency_id != dest_main_currency_id:
2436             # fix debit line:
2437             debit_line_vals['debit'] = cur_obj.compute(cr, uid, reference_currency_id, dest_main_currency_id, reference_amount, context=context)
2438             if (not dest_acct.currency_id) or dest_acct.currency_id.id == reference_currency_id:
2439                 debit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2440
2441         return [(0, 0, debit_line_vals), (0, 0, credit_line_vals)]
2442
2443     def unlink(self, cr, uid, ids, context=None):
2444         if context is None:
2445             context = {}
2446         ctx = context.copy()
2447         for move in self.browse(cr, uid, ids, context=context):
2448             if move.state != 'draft' and not ctx.get('call_unlink',False):
2449                 raise osv.except_osv(_('User Error!'),
2450                         _('You can only delete draft moves.'))
2451         return super(stock_move, self).unlink(
2452             cr, uid, ids, context=ctx)
2453
2454     # _create_lot function is not used anywhere
2455     def _create_lot(self, cr, uid, ids, product_id, prefix=False):
2456         """ Creates production lot
2457         @return: Production lot id
2458         """
2459         prodlot_obj = self.pool.get('stock.production.lot')
2460         prodlot_id = prodlot_obj.create(cr, uid, {'prefix': prefix, 'product_id': product_id})
2461         return prodlot_id
2462
2463     def action_scrap(self, cr, uid, ids, quantity, location_id, context=None):
2464         """ Move the scrap/damaged product into scrap location
2465         @param cr: the database cursor
2466         @param uid: the user id
2467         @param ids: ids of stock move object to be scrapped
2468         @param quantity : specify scrap qty
2469         @param location_id : specify scrap location
2470         @param context: context arguments
2471         @return: Scraped lines
2472         """
2473         #quantity should in MOVE UOM
2474         if quantity <= 0:
2475             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2476         res = []
2477         for move in self.browse(cr, uid, ids, context=context):
2478             move_qty = move.product_qty
2479             uos_qty = quantity / move_qty * move.product_uos_qty
2480             default_val = {
2481                 'product_qty': quantity,
2482                 'product_uos_qty': uos_qty,
2483                 'state': move.state,
2484                 'scrapped' : True,
2485                 'location_dest_id': location_id,
2486                 'tracking_id': move.tracking_id.id,
2487                 'prodlot_id': move.prodlot_id.id,
2488             }
2489             new_move = self.copy(cr, uid, move.id, default_val)
2490
2491             res += [new_move]
2492             product_obj = self.pool.get('product.product')
2493             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2494                 if move.picking_id:
2495                     uom = product.uom_id.name if product.uom_id else ''
2496                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2497                     move.picking_id.message_post(body=message)
2498
2499         self.action_done(cr, uid, res, context=context)
2500         return res
2501
2502     # action_split function is not used anywhere
2503     # FIXME: deprecate this method
2504     def action_split(self, cr, uid, ids, quantity, split_by_qty=1, prefix=False, with_lot=True, context=None):
2505         """ Split Stock Move lines into production lot which specified split by quantity.
2506         @param cr: the database cursor
2507         @param uid: the user id
2508         @param ids: ids of stock move object to be splited
2509         @param split_by_qty : specify split by qty
2510         @param prefix : specify prefix of production lot
2511         @param with_lot : if true, prodcution lot will assign for split line otherwise not.
2512         @param context: context arguments
2513         @return: Splited move lines
2514         """
2515
2516         if context is None:
2517             context = {}
2518         if quantity <= 0:
2519             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2520
2521         res = []
2522
2523         for move in self.browse(cr, uid, ids, context=context):
2524             if split_by_qty <= 0 or quantity == 0:
2525                 return res
2526
2527             uos_qty = split_by_qty / move.product_qty * move.product_uos_qty
2528
2529             quantity_rest = quantity % split_by_qty
2530             uos_qty_rest = split_by_qty / move.product_qty * move.product_uos_qty
2531
2532             update_val = {
2533                 'product_qty': split_by_qty,
2534                 'product_uos_qty': uos_qty,
2535             }
2536             for idx in range(int(quantity//split_by_qty)):
2537                 if not idx and move.product_qty<=quantity:
2538                     current_move = move.id
2539                 else:
2540                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2541                 res.append(current_move)
2542                 if with_lot:
2543                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2544
2545                 self.write(cr, uid, [current_move], update_val)
2546
2547
2548             if quantity_rest > 0:
2549                 idx = int(quantity//split_by_qty)
2550                 update_val['product_qty'] = quantity_rest
2551                 update_val['product_uos_qty'] = uos_qty_rest
2552                 if not idx and move.product_qty<=quantity:
2553                     current_move = move.id
2554                 else:
2555                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2556
2557                 res.append(current_move)
2558
2559
2560                 if with_lot:
2561                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2562
2563                 self.write(cr, uid, [current_move], update_val)
2564         return res
2565
2566     def action_consume(self, cr, uid, ids, quantity, location_id=False, context=None):
2567         """ Consumed product with specific quatity from specific source location
2568         @param cr: the database cursor
2569         @param uid: the user id
2570         @param ids: ids of stock move object to be consumed
2571         @param quantity : specify consume quantity
2572         @param location_id : specify source location
2573         @param context: context arguments
2574         @return: Consumed lines
2575         """
2576         #quantity should in MOVE UOM
2577         if context is None:
2578             context = {}
2579         if quantity <= 0:
2580             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2581         res = []
2582         for move in self.browse(cr, uid, ids, context=context):
2583             move_qty = move.product_qty
2584             if move_qty <= 0:
2585                 raise osv.except_osv(_('Error!'), _('Cannot consume a move with negative or zero quantity.'))
2586             quantity_rest = move.product_qty
2587             quantity_rest -= quantity
2588             uos_qty_rest = quantity_rest / move_qty * move.product_uos_qty
2589             if quantity_rest <= 0:
2590                 quantity_rest = 0
2591                 uos_qty_rest = 0
2592                 quantity = move.product_qty
2593
2594             uos_qty = quantity / move_qty * move.product_uos_qty
2595             if quantity_rest > 0:
2596                 default_val = {
2597                     'product_qty': quantity,
2598                     'product_uos_qty': uos_qty,
2599                     'state': move.state,
2600                     'location_id': location_id or move.location_id.id,
2601                 }
2602                 current_move = self.copy(cr, uid, move.id, default_val)
2603                 res += [current_move]
2604                 update_val = {}
2605                 update_val['product_qty'] = quantity_rest
2606                 update_val['product_uos_qty'] = uos_qty_rest
2607                 self.write(cr, uid, [move.id], update_val)
2608
2609             else:
2610                 quantity_rest = quantity
2611                 uos_qty_rest =  uos_qty
2612                 res += [move.id]
2613                 update_val = {
2614                         'product_qty' : quantity_rest,
2615                         'product_uos_qty' : uos_qty_rest,
2616                         'location_id': location_id or move.location_id.id,
2617                 }
2618                 self.write(cr, uid, [move.id], update_val)
2619
2620         self.action_done(cr, uid, res, context=context)
2621
2622         return res
2623
2624     # FIXME: needs refactoring, this code is partially duplicated in stock_picking.do_partial()!
2625     def do_partial(self, cr, uid, ids, partial_datas, context=None):
2626         """ Makes partial pickings and moves done.
2627         @param partial_datas: Dictionary containing details of partial picking
2628                           like partner_id, delivery_date, delivery
2629                           moves with product_id, product_qty, uom
2630         """
2631         res = {}
2632         picking_obj = self.pool.get('stock.picking')
2633         product_obj = self.pool.get('product.product')
2634         currency_obj = self.pool.get('res.currency')
2635         uom_obj = self.pool.get('product.uom')
2636         wf_service = netsvc.LocalService("workflow")
2637
2638         if context is None:
2639             context = {}
2640
2641         complete, too_many, too_few = [], [], []
2642         move_product_qty = {}
2643         prodlot_ids = {}
2644         for move in self.browse(cr, uid, ids, context=context):
2645             if move.state in ('done', 'cancel'):
2646                 continue
2647             partial_data = partial_datas.get('move%s'%(move.id), False)
2648             assert partial_data, _('Missing partial picking data for move #%s.') % (move.id)
2649             product_qty = partial_data.get('product_qty',0.0)
2650             move_product_qty[move.id] = product_qty
2651             product_uom = partial_data.get('product_uom',False)
2652             product_price = partial_data.get('product_price',0.0)
2653             product_currency = partial_data.get('product_currency',False)
2654             prodlot_ids[move.id] = partial_data.get('prodlot_id')
2655             if move.product_qty == product_qty:
2656                 complete.append(move)
2657             elif move.product_qty > product_qty:
2658                 too_few.append(move)
2659             else:
2660                 too_many.append(move)
2661
2662             # Average price computation
2663             if (move.picking_id.type == 'in') and (move.product_id.cost_method == 'average'):
2664                 product = product_obj.browse(cr, uid, move.product_id.id)
2665                 move_currency_id = move.company_id.currency_id.id
2666                 context['currency_id'] = move_currency_id
2667                 qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
2668                 if qty > 0:
2669                     new_price = currency_obj.compute(cr, uid, product_currency,
2670                             move_currency_id, product_price)
2671                     new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
2672                             product.uom_id.id)
2673                     if product.qty_available <= 0:
2674                         new_std_price = new_price
2675                     else:
2676                         # Get the standard price
2677                         amount_unit = product.price_get('standard_price', context=context)[product.id]
2678                         new_std_price = ((amount_unit * product.qty_available)\
2679                             + (new_price * qty))/(product.qty_available + qty)
2680
2681                     product_obj.write(cr, uid, [product.id],{'standard_price': new_std_price})
2682
2683                     # Record the values that were chosen in the wizard, so they can be
2684                     # used for inventory valuation if real-time valuation is enabled.
2685                     self.write(cr, uid, [move.id],
2686                                 {'price_unit': product_price,
2687                                  'price_currency_id': product_currency,
2688                                 })
2689
2690         for move in too_few:
2691             product_qty = move_product_qty[move.id]
2692             if product_qty != 0:
2693                 defaults = {
2694                             'product_qty' : product_qty,
2695                             'product_uos_qty': product_qty,
2696                             'picking_id' : move.picking_id.id,
2697                             'state': 'assigned',
2698                             'move_dest_id': False,
2699                             'price_unit': move.price_unit,
2700                             }
2701                 prodlot_id = prodlot_ids[move.id]
2702                 if prodlot_id:
2703                     defaults.update(prodlot_id=prodlot_id)
2704                 new_move = self.copy(cr, uid, move.id, defaults)
2705                 complete.append(self.browse(cr, uid, new_move))
2706             self.write(cr, uid, [move.id],
2707                     {
2708                         'product_qty': move.product_qty - product_qty,
2709                         'product_uos_qty': move.product_qty - product_qty,
2710                         'prodlot_id': False,
2711                         'tracking_id': False,
2712                     })
2713
2714
2715         for move in too_many:
2716             self.write(cr, uid, [move.id],
2717                     {
2718                         'product_qty': move.product_qty,
2719                         'product_uos_qty': move.product_qty,
2720                     })
2721             complete.append(move)
2722
2723         for move in complete:
2724             if prodlot_ids.get(move.id):
2725                 self.write(cr, uid, [move.id],{'prodlot_id': prodlot_ids.get(move.id)})
2726             self.action_done(cr, uid, [move.id], context=context)
2727             if  move.picking_id.id :
2728                 # TOCHECK : Done picking if all moves are done
2729                 cr.execute("""
2730                     SELECT move.id FROM stock_picking pick
2731                     RIGHT JOIN stock_move move ON move.picking_id = pick.id AND move.state = %s
2732                     WHERE pick.id = %s""",
2733                             ('done', move.picking_id.id))
2734                 res = cr.fetchall()
2735                 if len(res) == len(move.picking_id.move_lines):
2736                     picking_obj.action_move(cr, uid, [move.picking_id.id])
2737                     wf_service.trg_validate(uid, 'stock.picking', move.picking_id.id, 'button_done', cr)
2738
2739         return [move.id for move in complete]
2740
2741 stock_move()
2742
2743 class stock_inventory(osv.osv):
2744     _name = "stock.inventory"
2745     _description = "Inventory"
2746     _columns = {
2747         'name': fields.char('Inventory Reference', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
2748         'date': fields.datetime('Creation Date', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2749         'date_done': fields.datetime('Date done'),
2750         'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=True, states={'draft': [('readonly', False)]}),
2751         'move_ids': fields.many2many('stock.move', 'stock_inventory_move_rel', 'inventory_id', 'move_id', 'Created Moves'),
2752         'state': fields.selection( (('draft', 'Draft'), ('cancel','Cancelled'), ('confirm','Confirmed'), ('done', 'Done')), 'Status', readonly=True, select=True),
2753         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft':[('readonly',False)]}),
2754
2755     }
2756     _defaults = {
2757         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
2758         'state': 'draft',
2759         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c)
2760     }
2761
2762     def copy(self, cr, uid, id, default=None, context=None):
2763         if default is None:
2764             default = {}
2765         default = default.copy()
2766         default.update({'move_ids': [], 'date_done': False})
2767         return super(stock_inventory, self).copy(cr, uid, id, default, context=context)
2768
2769     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2770         """ Creates a stock move from an inventory line
2771         @param inventory_line:
2772         @param move_vals:
2773         @return:
2774         """
2775         return self.pool.get('stock.move').create(cr, uid, move_vals)
2776
2777     def action_done(self, cr, uid, ids, context=None):
2778         """ Finish the inventory
2779         @return: True
2780         """
2781         if context is None:
2782             context = {}
2783         move_obj = self.pool.get('stock.move')
2784         for inv in self.browse(cr, uid, ids, context=context):
2785             move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2786             self.write(cr, uid, [inv.id], {'state':'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2787         return True
2788
2789     def action_confirm(self, cr, uid, ids, context=None):
2790         """ Confirm the inventory and writes its finished date
2791         @return: True
2792         """
2793         if context is None:
2794             context = {}
2795         # to perform the correct inventory corrections we need analyze stock location by
2796         # location, never recursively, so we use a special context
2797         product_context = dict(context, compute_child=False)
2798
2799         location_obj = self.pool.get('stock.location')
2800         for inv in self.browse(cr, uid, ids, context=context):
2801             move_ids = []
2802             for line in inv.inventory_line_id:
2803                 pid = line.product_id.id
2804                 product_context.update(uom=line.product_uom.id, to_date=inv.date, date=inv.date, prodlot_id=line.prod_lot_id.id)
2805                 amount = location_obj._product_get(cr, uid, line.location_id.id, [pid], product_context)[pid]
2806                 change = line.product_qty - amount
2807                 lot_id = line.prod_lot_id.id
2808                 if change:
2809                     location_id = line.product_id.property_stock_inventory.id
2810                     value = {
2811                         'name': _('INV:') + (line.inventory_id.name or ''),
2812                         'product_id': line.product_id.id,
2813                         'product_uom': line.product_uom.id,
2814                         'prodlot_id': lot_id,
2815                         'date': inv.date,
2816                     }
2817
2818                     if change > 0:
2819                         value.update( {
2820                             'product_qty': change,
2821                             'location_id': location_id,
2822                             'location_dest_id': line.location_id.id,
2823                         })
2824                     else:
2825                         value.update( {
2826                             'product_qty': -change,
2827                             'location_id': line.location_id.id,
2828                             'location_dest_id': location_id,
2829                         })
2830                     move_ids.append(self._inventory_line_hook(cr, uid, line, value))
2831             self.write(cr, uid, [inv.id], {'state': 'confirm', 'move_ids': [(6, 0, move_ids)]})
2832             self.pool.get('stock.move').action_confirm(cr, uid, move_ids, context=context)
2833         return True
2834
2835     def action_cancel_draft(self, cr, uid, ids, context=None):
2836         """ Cancels the stock move and change inventory state to draft.
2837         @return: True
2838         """
2839         for inv in self.browse(cr, uid, ids, context=context):
2840             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2841             self.write(cr, uid, [inv.id], {'state':'draft'}, context=context)
2842         return True
2843
2844     def action_cancel_inventory(self, cr, uid, ids, context=None):
2845         """ Cancels both stock move and inventory
2846         @return: True
2847         """
2848         move_obj = self.pool.get('stock.move')
2849         account_move_obj = self.pool.get('account.move')
2850         for inv in self.browse(cr, uid, ids, context=context):
2851             move_obj.action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2852             for move in inv.move_ids:
2853                  account_move_ids = account_move_obj.search(cr, uid, [('name', '=', move.name)])
2854                  if account_move_ids:
2855                      account_move_data_l = account_move_obj.read(cr, uid, account_move_ids, ['state'], context=context)
2856                      for account_move in account_move_data_l:
2857                          if account_move['state'] == 'posted':
2858                              raise osv.except_osv(_('User Error!'),
2859                                                   _('In order to cancel this inventory, you must first unpost related journal entries.'))
2860                          account_move_obj.unlink(cr, uid, [account_move['id']], context=context)
2861             self.write(cr, uid, [inv.id], {'state': 'cancel'}, context=context)
2862         return True
2863
2864 stock_inventory()
2865
2866 class stock_inventory_line(osv.osv):
2867     _name = "stock.inventory.line"
2868     _description = "Inventory Line"
2869     _rec_name = "inventory_id"
2870     _columns = {
2871         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2872         'location_id': fields.many2one('stock.location', 'Location', required=True),
2873         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2874         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2875         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2876         'company_id': fields.related('inventory_id','company_id',type='many2one',relation='res.company',string='Company',store=True, select=True, readonly=True),
2877         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2878         'state': fields.related('inventory_id','state',type='char',string='Status',readonly=True),
2879     }
2880
2881     def _default_stock_location(self, cr, uid, context=None):
2882         stock_location = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_stock')
2883         return stock_location.id
2884
2885     _defaults = {
2886         'location_id': _default_stock_location
2887     }
2888
2889     def on_change_product_id(self, cr, uid, ids, location_id, product, uom=False, to_date=False):
2890         """ Changes UoM and name if product_id changes.
2891         @param location_id: Location id
2892         @param product: Changed product_id
2893         @param uom: UoM product
2894         @return:  Dictionary of changed values
2895         """
2896         if not product:
2897             return {'value': {'product_qty': 0.0, 'product_uom': False, 'prod_lot_id': False}}
2898         obj_product = self.pool.get('product.product').browse(cr, uid, product)
2899         uom = uom or obj_product.uom_id.id
2900         amount = self.pool.get('stock.location')._product_get(cr, uid, location_id, [product], {'uom': uom, 'to_date': to_date, 'compute_child': False})[product]
2901         result = {'product_qty': amount, 'product_uom': uom, 'prod_lot_id': False}
2902         return {'value': result}
2903
2904 stock_inventory_line()
2905
2906 #----------------------------------------------------------
2907 # Stock Warehouse
2908 #----------------------------------------------------------
2909 class stock_warehouse(osv.osv):
2910     _name = "stock.warehouse"
2911     _description = "Warehouse"
2912     _columns = {
2913         'name': fields.char('Name', size=128, required=True, select=True),
2914         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
2915         'partner_id': fields.many2one('res.partner', 'Owner Address'),
2916         'lot_input_id': fields.many2one('stock.location', 'Location Input', required=True, domain=[('usage','<>','view')]),
2917         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', required=True, domain=[('usage','=','internal')]),
2918         'lot_output_id': fields.many2one('stock.location', 'Location Output', required=True, domain=[('usage','<>','view')]),
2919     }
2920
2921     def _default_lot_input_stock_id(self, cr, uid, context=None):
2922         lot_input_stock = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_stock')
2923         return lot_input_stock.id
2924
2925     def _default_lot_output_id(self, cr, uid, context=None):
2926         lot_output = self.pool.get('ir.model.data').get_object(cr, uid, 'stock', 'stock_location_output')
2927         return lot_output.id
2928
2929     _defaults = {
2930         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2931         'lot_input_id': _default_lot_input_stock_id,
2932         'lot_stock_id': _default_lot_input_stock_id,
2933         'lot_output_id': _default_lot_output_id,
2934     }
2935
2936 stock_warehouse()
2937
2938 #----------------------------------------------------------
2939 # "Empty" Classes that are used to vary from the original stock.picking  (that are dedicated to the internal pickings)
2940 #   in order to offer a different usability with different views, labels, available reports/wizards...
2941 #----------------------------------------------------------
2942 class stock_picking_in(osv.osv):
2943     _name = "stock.picking.in"
2944     _inherit = "stock.picking"
2945     _table = "stock_picking"
2946     _description = "Incoming Shipments"
2947
2948     def check_access_rights(self, cr, uid, operation, raise_exception=True):
2949         #override in order to redirect the check of acces rights on the stock.picking object
2950         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
2951
2952     def check_access_rule(self, cr, uid, ids, operation, context=None):
2953         #override in order to redirect the check of acces rules on the stock.picking object
2954         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
2955
2956     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
2957         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
2958         #instead of it's own workflow (which is not existing)
2959         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
2960
2961     def _workflow_signal(self, cr, uid, ids, signal, context=None):
2962         #override in order to fire the workflow signal on given stock.picking workflow instance
2963         #instead of it's own workflow (which is not existing)
2964         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
2965
2966     _columns = {
2967         '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),
2968         'state': fields.selection(
2969             [('draft', 'Draft'),
2970             ('auto', 'Waiting Another Operation'),
2971             ('confirmed', 'Waiting Availability'),
2972             ('assigned', 'Ready to Receive'),
2973             ('done', 'Received'),
2974             ('cancel', 'Cancelled'),],
2975             'Status', readonly=True, select=True,
2976             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
2977                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
2978                  * Waiting Availability: still waiting for the availability of products\n
2979                  * Ready to Receive: products reserved, simply waiting for confirmation.\n
2980                  * Received: has been processed, can't be modified or cancelled anymore\n
2981                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
2982     }
2983     _defaults = {
2984         'type': 'in',
2985     }
2986
2987 class stock_picking_out(osv.osv):
2988     _name = "stock.picking.out"
2989     _inherit = "stock.picking"
2990     _table = "stock_picking"
2991     _description = "Delivery Orders"
2992
2993     def check_access_rights(self, cr, uid, operation, raise_exception=True):
2994         #override in order to redirect the check of acces rights on the stock.picking object
2995         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
2996
2997     def check_access_rule(self, cr, uid, ids, operation, context=None):
2998         #override in order to redirect the check of acces rules on the stock.picking object
2999         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
3000
3001     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
3002         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
3003         #instead of it's own workflow (which is not existing)
3004         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
3005
3006     def _workflow_signal(self, cr, uid, ids, signal, context=None):
3007         #override in order to fire the workflow signal on given stock.picking workflow instance
3008         #instead of it's own workflow (which is not existing)
3009         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
3010
3011     _columns = {
3012         '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),
3013         'state': fields.selection(
3014             [('draft', 'Draft'),
3015             ('auto', 'Waiting Another Operation'),
3016             ('confirmed', 'Waiting Availability'),
3017             ('assigned', 'Ready to Deliver'),
3018             ('done', 'Delivered'),
3019             ('cancel', 'Cancelled'),],
3020             'Status', readonly=True, select=True,
3021             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
3022                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
3023                  * Waiting Availability: still waiting for the availability of products\n
3024                  * Ready to Deliver: products reserved, simply waiting for confirmation.\n
3025                  * Delivered: has been processed, can't be modified or cancelled anymore\n
3026                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
3027     }
3028     _defaults = {
3029         'type': 'out',
3030     }
3031
3032 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: