addons/stock/stock.py

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