addons/stock/stock.py

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