addons/stock/stock.py

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