addons/stock/stock.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 from datetime import datetime
  23 from dateutil.relativedelta import relativedelta
  24 import time
  25 from operator import itemgetter
  26 from itertools import groupby
  27
  28 from openerp.osv import fields, osv, orm
  29 from openerp.tools.translate import _
  30 from openerp import netsvc
  31 from openerp import tools
  32 from openerp.tools import float_compare, DEFAULT_SERVER_DATETIME_FORMAT
  33 import openerp.addons.decimal_precision as dp
  34 import logging
  35 _logger = logging.getLogger(__name__)
  36
  37 #----------------------------------------------------------
  38 # Incoterms
  39 #----------------------------------------------------------
  40 class stock_incoterms(osv.osv):
  41     _name = "stock.incoterms"
  42     _description = "Incoterms"
  43     _columns = {
  44         'name': fields.char('Name', size=64, required=True, help="Incoterms are series of sales terms.They are used to divide transaction costs and responsibilities between buyer and seller and reflect state-of-the-art transportation practices."),
  45         'code': fields.char('Code', size=3, required=True, help="Code for Incoterms"),
  46         'active': fields.boolean('Active', help="By unchecking the active field, you may hide an INCOTERM without deleting it."),
  47     }
  48     _defaults = {
  49         'active': True,
  50     }
  51
  52 stock_incoterms()
  53
  54 class stock_journal(osv.osv):
  55     _name = "stock.journal"
  56     _description = "Stock Journal"
  57     _columns = {
  58         'name': fields.char('Stock Journal', size=32, required=True),
  59         'user_id': fields.many2one('res.users', 'Responsible'),
  60     }
  61     _defaults = {
  62         'user_id': lambda s, c, u, ctx: u
  63     }
  64
  65 stock_journal()
  66
  67 #----------------------------------------------------------
  68 # Stock Location
  69 #----------------------------------------------------------
  70 class stock_location(osv.osv):
  71     _name = "stock.location"
  72     _description = "Location"
  73     _parent_name = "location_id"
  74     _parent_store = True
  75     _parent_order = 'posz,name'
  76     _order = 'parent_left'
  77
  78     # TODO: implement name_search() in a way that matches the results of name_get!
  79
  80     def name_get(self, cr, uid, ids, context=None):
  81         # always return the full hierarchical name
  82         res = self._complete_name(cr, uid, ids, 'complete_name', None, context=context)
  83         return res.items()
  84
  85     def _complete_name(self, cr, uid, ids, name, args, context=None):
  86         """ Forms complete name of location from parent location to child location.
  87         @return: Dictionary of values
  88         """
  89         res = {}
  90         for m in self.browse(cr, uid, ids, context=context):
  91             names = [m.name]
  92             parent = m.location_id
  93             while parent:
  94                 names.append(parent.name)
  95                 parent = parent.location_id
  96             res[m.id] = ' / '.join(reversed(names))
  97         return res
  98
  99     def _get_sublocations(self, cr, uid, ids, context=None):
 100         """ return all sublocations of the given stock locations (included) """
 101         return self.search(cr, uid, [('id', 'child_of', ids)], context=context)
 102
 103     def _product_value(self, cr, uid, ids, field_names, arg, context=None):
 104         """Computes stock value (real and virtual) for a product, as well as stock qty (real and virtual).
 105         @param field_names: Name of field
 106         @return: Dictionary of values
 107         """
 108         prod_id = context and context.get('product_id', False)
 109
 110         if not prod_id:
 111             return dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 112
 113         product_product_obj = self.pool.get('product.product')
 114
 115         cr.execute('select distinct product_id, location_id from stock_move where location_id in %s', (tuple(ids), ))
 116         dict1 = cr.dictfetchall()
 117         cr.execute('select distinct product_id, location_dest_id as location_id from stock_move where location_dest_id in %s', (tuple(ids), ))
 118         dict2 = cr.dictfetchall()
 119         res_products_by_location = sorted(dict1+dict2, key=itemgetter('location_id'))
 120         products_by_location = dict((k, [v['product_id'] for v in itr]) for k, itr in groupby(res_products_by_location, itemgetter('location_id')))
 121
 122         result = dict([(i, {}.fromkeys(field_names, 0.0)) for i in ids])
 123         result.update(dict([(i, {}.fromkeys(field_names, 0.0)) for i in list(set([aaa['location_id'] for aaa in res_products_by_location]))]))
 124
 125         currency_id = self.pool.get('res.users').browse(cr, uid, uid).company_id.currency_id.id
 126         currency_obj = self.pool.get('res.currency')
 127         currency = currency_obj.browse(cr, uid, currency_id, context=context)
 128         for loc_id, product_ids in products_by_location.items():
 129             if prod_id:
 130                 product_ids = [prod_id]
 131             c = (context or {}).copy()
 132             c['location'] = loc_id
 133             for prod in product_product_obj.browse(cr, uid, product_ids, context=c):
 134                 for f in field_names:
 135                     if f == 'stock_real':
 136                         if loc_id not in result:
 137                             result[loc_id] = {}
 138                         result[loc_id][f] += prod.qty_available
 139                     elif f == 'stock_virtual':
 140                         result[loc_id][f] += prod.virtual_available
 141                     elif f == 'stock_real_value':
 142                         amount = prod.qty_available * prod.standard_price
 143                         amount = currency_obj.round(cr, uid, currency, amount)
 144                         result[loc_id][f] += amount
 145                     elif f == 'stock_virtual_value':
 146                         amount = prod.virtual_available * prod.standard_price
 147                         amount = currency_obj.round(cr, uid, currency, amount)
 148                         result[loc_id][f] += amount
 149         return result
 150
 151     _columns = {
 152         'name': fields.char('Location Name', size=64, required=True, translate=True),
 153         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a location without deleting it."),
 154         '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,
 155                  help="""* Supplier Location: Virtual location representing the source location for products coming from your suppliers
 156                        \n* View: Virtual location used to create a hierarchical structures for your warehouse, aggregating its child locations ; can't directly contain products
 157                        \n* Internal Location: Physical locations inside your own warehouses,
 158                        \n* Customer Location: Virtual location representing the destination location for products sent to your customers
 159                        \n* Inventory: Virtual location serving as counterpart for inventory operations used to correct stock levels (Physical inventories)
 160                        \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.
 161                        \n* Production: Virtual counterpart location for production operations: this location consumes the raw material and produces finished products
 162                       """, select = True),
 163          # temporarily removed, as it's unused: 'allocation_method': fields.selection([('fifo', 'FIFO'), ('lifo', 'LIFO'), ('nearest', 'Nearest')], 'Allocation Method', required=True),
 164         'complete_name': fields.function(_complete_name, type='char', size=256, string="Location Name",
 165                             store={'stock.location': (_get_sublocations, ['name', 'location_id'], 10)}),
 166
 167         'stock_real': fields.function(_product_value, type='float', string='Real Stock', multi="stock"),
 168         'stock_virtual': fields.function(_product_value, type='float', string='Virtual Stock', multi="stock"),
 169
 170         'location_id': fields.many2one('stock.location', 'Parent Location', select=True, ondelete='cascade'),
 171         'child_ids': fields.one2many('stock.location', 'location_id', 'Contains'),
 172
 173         '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)"),
 174         'chained_location_id': fields.many2one('stock.location', 'Chained Location If Fixed'),
 175         'chained_location_type': fields.selection([('none', 'None'), ('customer', 'Customer'), ('fixed', 'Fixed Location')],
 176             'Chained Location Type', required=True,
 177             help="Determines whether this location is chained to another location, i.e. any incoming product in this location \n" \
 178                 "should next go to the chained location. The chained location is determined according to the type :"\
 179                 "\n* None: No chaining at all"\
 180                 "\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." \
 181                 "\n* Fixed Location: The chained location is taken from the next field: Chained Location if Fixed." \
 182                 ),
 183         'chained_auto_packing': fields.selection(
 184             [('auto', 'Automatic Move'), ('manual', 'Manual Operation'), ('transparent', 'Automatic No Step Added')],
 185             'Chaining Type',
 186             required=True,
 187             help="This is used only if you select a chained location type.\n" \
 188                 "The 'Automatic Move' value will create a stock move after the current one that will be "\
 189                 "validated automatically. With 'Manual Operation', the stock move has to be validated "\
 190                 "by a worker. With 'Automatic No Step Added', the location is replaced in the original move."
 191             ),
 192         '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)."),
 193         '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'),
 194         'chained_delay': fields.integer('Chaining Lead Time',help="Delay between original move and chained move in days"),
 195         'partner_id': fields.many2one('res.partner', 'Location Address',help="Address of  customer or supplier."),
 196         'icon': fields.selection(tools.icons, 'Icon', size=64,help="Icon show in  hierarchical tree view"),
 197
 198         'comment': fields.text('Additional Information'),
 199         'posx': fields.integer('Corridor (X)',help="Optional localization details, for information purpose only"),
 200         'posy': fields.integer('Shelves (Y)', help="Optional localization details, for information purpose only"),
 201         'posz': fields.integer('Height (Z)', help="Optional localization details, for information purpose only"),
 202
 203         'parent_left': fields.integer('Left Parent', select=1),
 204         'parent_right': fields.integer('Right Parent', select=1),
 205         'stock_real_value': fields.function(_product_value, type='float', string='Real Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 206         'stock_virtual_value': fields.function(_product_value, type='float', string='Virtual Stock Value', multi="stock", digits_compute=dp.get_precision('Account')),
 207         'company_id': fields.many2one('res.company', 'Company', select=1, help='Let this field empty if this location is shared between all companies'),
 208         'scrap_location': fields.boolean('Scrap Location', help='Check this box to allow using this location to put scrapped/damaged goods.'),
 209         'valuation_in_account_id': fields.many2one('account.account', 'Stock Valuation Account (Incoming)', domain = [('type','=','other')],
 210                                                    help="Used for real-time inventory valuation. When set on a virtual location (non internal type), "
 211                                                         "this account will be used to hold the value of products being moved from an internal location "
 212                                                         "into this location, instead of the generic Stock Output Account set on the product. "
 213                                                         "This has no effect for internal locations."),
 214         'valuation_out_account_id': fields.many2one('account.account', 'Stock Valuation Account (Outgoing)', 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 out of this location "
 217                                                         "and into an internal location, instead of the generic Stock Output Account set on the product. "
 218                                                         "This has no effect for internal locations."),
 219     }
 220     _defaults = {
 221         'active': True,
 222         'usage': 'internal',
 223         'chained_location_type': 'none',
 224         'chained_auto_packing': 'manual',
 225         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.location', context=c),
 226         'posx': 0,
 227         'posy': 0,
 228         'posz': 0,
 229         'icon': False,
 230         'scrap_location': False,
 231     }
 232
 233     def chained_location_get(self, cr, uid, location, partner=None, product=None, context=None):
 234         """ Finds chained location
 235         @param location: Location id
 236         @param partner: Partner id
 237         @param product: Product id
 238         @return: List of values
 239         """
 240         result = None
 241         if location.chained_location_type == 'customer':
 242             if partner:
 243                 result = partner.property_stock_customer
 244         elif location.chained_location_type == 'fixed':
 245             result = location.chained_location_id
 246         if result:
 247             return result, location.chained_auto_packing, location.chained_delay, location.chained_journal_id and location.chained_journal_id.id or False, location.chained_company_id and location.chained_company_id.id or False, location.chained_picking_type, False
 248         return result
 249
 250     def picking_type_get(self, cr, uid, from_location, to_location, context=None):
 251         """ Gets type of picking.
 252         @param from_location: Source location
 253         @param to_location: Destination location
 254         @return: Location type
 255         """
 256         result = 'internal'
 257         if (from_location.usage=='internal') and (to_location and to_location.usage in ('customer', 'supplier')):
 258             result = 'out'
 259         elif (from_location.usage in ('supplier', 'customer')) and (to_location.usage == 'internal'):
 260             result = 'in'
 261         return result
 262
 263     def _product_get_all_report(self, cr, uid, ids, product_ids=False, context=None):
 264         return self._product_get_report(cr, uid, ids, product_ids, context, recursive=True)
 265
 266     def _product_get_report(self, cr, uid, ids, product_ids=False,
 267             context=None, recursive=False):
 268         """ Finds the product quantity and price for particular location.
 269         @param product_ids: Ids of product
 270         @param recursive: True or False
 271         @return: Dictionary of values
 272         """
 273         if context is None:
 274             context = {}
 275         product_obj = self.pool.get('product.product')
 276         # Take the user company and pricetype
 277         context['currency_id'] = self.pool.get('res.users').browse(cr, uid, uid, context=context).company_id.currency_id.id
 278
 279         # To be able to offer recursive or non-recursive reports we need to prevent recursive quantities by default
 280         context['compute_child'] = False
 281
 282         if not product_ids:
 283             product_ids = product_obj.search(cr, uid, [], context={'active_test': False})
 284
 285         products = product_obj.browse(cr, uid, product_ids, context=context)
 286         products_by_uom = {}
 287         products_by_id = {}
 288         for product in products:
 289             products_by_uom.setdefault(product.uom_id.id, [])
 290             products_by_uom[product.uom_id.id].append(product)
 291             products_by_id.setdefault(product.id, [])
 292             products_by_id[product.id] = product
 293
 294         result = {}
 295         result['product'] = []
 296         for id in ids:
 297             quantity_total = 0.0
 298             total_price = 0.0
 299             for uom_id in products_by_uom.keys():
 300                 fnc = self._product_get
 301                 if recursive:
 302                     fnc = self._product_all_get
 303                 ctx = context.copy()
 304                 ctx['uom'] = uom_id
 305                 qty = fnc(cr, uid, id, [x.id for x in products_by_uom[uom_id]],
 306                         context=ctx)
 307                 for product_id in qty.keys():
 308                     if not qty[product_id]:
 309                         continue
 310                     product = products_by_id[product_id]
 311                     quantity_total += qty[product_id]
 312
 313                     # Compute based on pricetype
 314                     # Choose the right filed standard_price to read
 315                     amount_unit = product.price_get('standard_price', context=context)[product.id]
 316                     price = qty[product_id] * amount_unit
 317
 318                     total_price += price
 319                     result['product'].append({
 320                         'price': amount_unit,
 321                         'prod_name': product.name,
 322                         'code': product.default_code, # used by lot_overview_all report!
 323                         'variants': product.variants or '',
 324                         'uom': product.uom_id.name,
 325                         'prod_qty': qty[product_id],
 326                         'price_value': price,
 327                     })
 328         result['total'] = quantity_total
 329         result['total_price'] = total_price
 330         return result
 331
 332     def _product_get_multi_location(self, cr, uid, ids, product_ids=False, context=None,
 333                                     states=['done'], what=('in', 'out')):
 334         """
 335         @param product_ids: Ids of product
 336         @param states: List of states
 337         @param what: Tuple of
 338         @return:
 339         """
 340         product_obj = self.pool.get('product.product')
 341         if context is None:
 342             context = {}
 343         context.update({
 344             'states': states,
 345             'what': what,
 346             'location': ids
 347         })
 348         return product_obj.get_product_available(cr, uid, product_ids, context=context)
 349
 350     def _product_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 351         """
 352         @param product_ids:
 353         @param states:
 354         @return:
 355         """
 356         if states is None:
 357             states = ['done']
 358         ids = id and [id] or []
 359         return self._product_get_multi_location(cr, uid, ids, product_ids, context=context, states=states)
 360
 361     def _product_all_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 362         if states is None:
 363             states = ['done']
 364         # build the list of ids of children of the location given by id
 365         ids = id and [id] or []
 366         location_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 367         return self._product_get_multi_location(cr, uid, location_ids, product_ids, context, states)
 368
 369     def _product_virtual_get(self, cr, uid, id, product_ids=False, context=None, states=None):
 370         if states is None:
 371             states = ['done']
 372         return self._product_all_get(cr, uid, id, product_ids, context, ['confirmed', 'waiting', 'assigned', 'done'])
 373
 374     def _product_reserve(self, cr, uid, ids, product_id, product_qty, context=None, lock=False):
 375         """
 376         Attempt to find a quantity ``product_qty`` (in the product's default uom or the uom passed in ``context``) of product ``product_id``
 377         in locations with id ``ids`` and their child locations. If ``lock`` is True, the stock.move lines
 378         of product with id ``product_id`` in the searched location will be write-locked using Postgres's
 379         "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back, to prevent reservin
 380         twice the same products.
 381         If ``lock`` is True and the lock cannot be obtained (because another transaction has locked some of
 382         the same stock.move lines), a log line will be output and False will be returned, as if there was
 383         not enough stock.
 384
 385         :param product_id: Id of product to reserve
 386         :param product_qty: Quantity of product to reserve (in the product's default uom or the uom passed in ``context``)
 387         :param lock: if True, the stock.move lines of product with id ``product_id`` in all locations (and children locations) with ``ids`` will
 388                      be write-locked using postgres's "FOR UPDATE NOWAIT" option until the transaction is committed or rolled back. This is
 389                      to prevent reserving twice the same products.
 390         :param context: optional context dictionary: if a 'uom' key is present it will be used instead of the default product uom to
 391                         compute the ``product_qty`` and in the return value.
 392         :return: List of tuples in the form (qty, location_id) with the (partial) quantities that can be taken in each location to
 393                  reach the requested product_qty (``qty`` is expressed in the default uom of the product), of False if enough
 394                  products could not be found, or the lock could not be obtained (and ``lock`` was True).
 395         """
 396         result = []
 397         amount = 0.0
 398         if context is None:
 399             context = {}
 400         uom_obj = self.pool.get('product.uom')
 401         uom_rounding = self.pool.get('product.product').browse(cr, uid, product_id, context=context).uom_id.rounding
 402         if context.get('uom'):
 403             uom_rounding = uom_obj.browse(cr, uid, context.get('uom'), context=context).rounding
 404         prodlot_id = context.get('prodlot_id', False)
 405
 406         locations_ids = self.search(cr, uid, [('location_id', 'child_of', ids)])
 407         if locations_ids:
 408             # Fetch only the locations in which this product has ever been processed (in or out)
 409             cr.execute("""SELECT l.id FROM stock_location l WHERE l.id in %s AND
 410                         EXISTS (SELECT 1 FROM stock_move m WHERE m.product_id = %s
 411                                 AND (NOT BOOL(%s) OR m.prodlot_id=%s)
 412                                 AND ((state = 'done' AND m.location_dest_id = l.id)
 413                                     OR (state in ('done','assigned') AND m.location_id = l.id)))
 414                        """, (tuple(locations_ids), product_id, prodlot_id, prodlot_id or None))
 415             locations_ids = [i for (i,) in cr.fetchall()]
 416         for id in locations_ids:
 417             if lock:
 418                 try:
 419                     # Must lock with a separate select query because FOR UPDATE can't be used with
 420                     # aggregation/group by's (when individual rows aren't identifiable).
 421                     # We use a SAVEPOINT to be able to rollback this part of the transaction without
 422                     # failing the whole transaction in case the LOCK cannot be acquired.
 423                     cr.execute("SAVEPOINT stock_location_product_reserve")
 424                     cr.execute("""SELECT id FROM stock_move
 425                                   WHERE product_id=%s AND
 426                                         (NOT BOOL(%s) OR prodlot_id=%s) AND
 427                                           (
 428                                             (location_dest_id=%s AND
 429                                              location_id<>%s AND
 430                                              state='done')
 431                                             OR
 432                                             (location_id=%s AND
 433                                              location_dest_id<>%s AND
 434                                              state in ('done', 'assigned'))
 435                                           )
 436                                   FOR UPDATE of stock_move NOWAIT""", (product_id, prodlot_id, prodlot_id or None, id, id, id, id), log_exceptions=False)
 437                 except Exception:
 438                     # Here it's likely that the FOR UPDATE NOWAIT failed to get the LOCK,
 439                     # so we ROLLBACK to the SAVEPOINT to restore the transaction to its earlier
 440                     # state, we return False as if the products were not available, and log it:
 441                     cr.execute("ROLLBACK TO stock_location_product_reserve")
 442                     _logger.warning("Failed attempt to reserve %s x product %s, likely due to another transaction already in progress. Next attempt is likely to work. Detailed error available at DEBUG level.", product_qty, product_id)
 443                     _logger.debug("Trace of the failed product reservation attempt: ", exc_info=True)
 444                     return False
 445
 446             # XXX TODO: rewrite this with one single query, possibly even the quantity conversion
 447             cr.execute("""SELECT product_uom, sum(product_qty) AS product_qty
 448                           FROM stock_move
 449                           WHERE location_dest_id=%s AND
 450                                 location_id<>%s AND
 451                                 product_id=%s AND
 452                                 (NOT BOOL(%s) OR prodlot_id=%s) AND
 453                                 state='done'
 454                           GROUP BY product_uom
 455                        """,
 456                        (id, id, product_id, prodlot_id, prodlot_id or None))
 457             results = cr.dictfetchall()
 458             cr.execute("""SELECT product_uom,-sum(product_qty) AS product_qty
 459                           FROM stock_move
 460                           WHERE location_id=%s AND
 461                                 location_dest_id<>%s AND
 462                                 product_id=%s AND
 463                                 (NOT BOOL(%s) OR prodlot_id=%s) AND
 464                                 state in ('done', 'assigned')
 465                           GROUP BY product_uom
 466                        """,
 467                        (id, id, product_id, prodlot_id, prodlot_id or None))
 468             results += cr.dictfetchall()
 469             total = 0.0
 470             results2 = 0.0
 471             for r in results:
 472                 amount = uom_obj._compute_qty(cr, uid, r['product_uom'], r['product_qty'], context.get('uom', False))
 473                 results2 += amount
 474                 total += amount
 475             if total <= 0.0:
 476                 continue
 477
 478             amount = results2
 479             compare_qty = float_compare(amount, 0, precision_rounding=uom_rounding)
 480             if compare_qty == 1:
 481                 if amount > min(total, product_qty):
 482                     amount = min(product_qty, total)
 483                 result.append((amount, id))
 484                 product_qty -= amount
 485                 total -= amount
 486                 if product_qty <= 0.0:
 487                     return result
 488                 if total <= 0.0:
 489                     continue
 490         return False
 491
 492 stock_location()
 493
 494
 495 class stock_tracking(osv.osv):
 496     _name = "stock.tracking"
 497     _description = "Packs"
 498
 499     def checksum(sscc):
 500         salt = '31' * 8 + '3'
 501         sum = 0
 502         for sscc_part, salt_part in zip(sscc, salt):
 503             sum += int(sscc_part) * int(salt_part)
 504         return (10 - (sum % 10)) % 10
 505     checksum = staticmethod(checksum)
 506
 507     def make_sscc(self, cr, uid, context=None):
 508         sequence = self.pool.get('ir.sequence').get(cr, uid, 'stock.lot.tracking')
 509         try:
 510             return sequence + str(self.checksum(sequence))
 511         except Exception:
 512             return sequence
 513
 514     _columns = {
 515         '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)"),
 516         'active': fields.boolean('Active', help="By unchecking the active field, you may hide a pack without deleting it."),
 517         'serial': fields.char('Additional Reference', size=64, select=True, help="Other reference or serial number"),
 518         'move_ids': fields.one2many('stock.move', 'tracking_id', 'Moves for this pack', readonly=True),
 519         'date': fields.datetime('Creation Date', required=True),
 520     }
 521     _defaults = {
 522         'active': 1,
 523         'name': make_sscc,
 524         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 525     }
 526
 527     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
 528         if not args:
 529             args = []
 530         ids = self.search(cr, user, [('serial', '=', name)]+ args, limit=limit, context=context)
 531         ids += self.search(cr, user, [('name', operator, name)]+ args, limit=limit, context=context)
 532         return self.name_get(cr, user, ids, context)
 533
 534     def name_get(self, cr, uid, ids, context=None):
 535         """Append the serial to the name"""
 536         if not len(ids):
 537             return []
 538         res = [ (r['id'], r['serial'] and '%s [%s]' % (r['name'], r['serial'])
 539                                       or r['name'] )
 540                 for r in self.read(cr, uid, ids, ['name', 'serial'],
 541                                    context=context) ]
 542         return res
 543
 544     def unlink(self, cr, uid, ids, context=None):
 545         raise osv.except_osv(_('Error!'), _('You cannot remove a lot line.'))
 546
 547     def action_traceability(self, cr, uid, ids, context=None):
 548         """ It traces the information of a product
 549         @param self: The object pointer.
 550         @param cr: A database cursor
 551         @param uid: ID of the user currently logged in
 552         @param ids: List of IDs selected
 553         @param context: A standard dictionary
 554         @return: A dictionary of values
 555         """
 556         return self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
 557
 558 stock_tracking()
 559
 560 #----------------------------------------------------------
 561 # Stock Picking
 562 #----------------------------------------------------------
 563 class stock_picking(osv.osv):
 564     _name = "stock.picking"
 565     _inherit = ['mail.thread']
 566     _description = "Picking List"
 567     _order = "id desc"
 568
 569     def _set_maximum_date(self, cr, uid, ids, name, value, arg, context=None):
 570         """ Calculates planned date if it is greater than 'value'.
 571         @param name: Name of field
 572         @param value: Value of field
 573         @param arg: User defined argument
 574         @return: True or False
 575         """
 576         if not value:
 577             return False
 578         if isinstance(ids, (int, long)):
 579             ids = [ids]
 580         for pick in self.browse(cr, uid, ids, context=context):
 581             sql_str = """update stock_move set
 582                     date_expected='%s'
 583                 where
 584                     picking_id=%d """ % (value, pick.id)
 585             if pick.max_date:
 586                 sql_str += " and (date_expected='" + pick.max_date + "')"
 587             cr.execute(sql_str)
 588         return True
 589
 590     def _set_minimum_date(self, cr, uid, ids, name, value, arg, context=None):
 591         """ Calculates planned date if it is less than 'value'.
 592         @param name: Name of field
 593         @param value: Value of field
 594         @param arg: User defined argument
 595         @return: True or False
 596         """
 597         if not value:
 598             return False
 599         if isinstance(ids, (int, long)):
 600             ids = [ids]
 601         for pick in self.browse(cr, uid, ids, context=context):
 602             sql_str = """update stock_move set
 603                     date_expected='%s'
 604                 where
 605                     picking_id=%s """ % (value, pick.id)
 606             if pick.min_date:
 607                 sql_str += " and (date_expected='" + pick.min_date + "')"
 608             cr.execute(sql_str)
 609         return True
 610
 611     def get_min_max_date(self, cr, uid, ids, field_name, arg, context=None):
 612         """ Finds minimum and maximum dates for picking.
 613         @return: Dictionary of values
 614         """
 615         res = {}
 616         for id in ids:
 617             res[id] = {'min_date': False, 'max_date': False}
 618         if not ids:
 619             return res
 620         cr.execute("""select
 621                 picking_id,
 622                 min(date_expected),
 623                 max(date_expected)
 624             from
 625                 stock_move
 626             where
 627                 picking_id IN %s
 628             group by
 629                 picking_id""",(tuple(ids),))
 630         for pick, dt1, dt2 in cr.fetchall():
 631             res[pick]['min_date'] = dt1
 632             res[pick]['max_date'] = dt2
 633         return res
 634
 635     def create(self, cr, user, vals, context=None):
 636         if ('name' not in vals) or (vals.get('name')=='/'):
 637             seq_obj_name =  self._name
 638             vals['name'] = self.pool.get('ir.sequence').get(cr, user, seq_obj_name)
 639         new_id = super(stock_picking, self).create(cr, user, vals, context)
 640         return new_id
 641
 642     _columns = {
 643         'name': fields.char('Reference', size=64, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 644         'origin': fields.char('Source Document', size=64, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Reference of the document", select=True),
 645         'backorder_id': fields.many2one('stock.picking', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
 646         '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."),
 647         'note': fields.text('Notes', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 648         'stock_journal_id': fields.many2one('stock.journal','Stock Journal', select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 649         'location_id': fields.many2one('stock.location', 'Location', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Keep empty if you produce at the location where the finished products are needed." \
 650                 "Set a location if you produce at a fixed location. This can be a partner location " \
 651                 "if you subcontract the manufacturing operations.", select=True),
 652         'location_dest_id': fields.many2one('stock.location', 'Dest. Location', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="Location where the system will stock the finished products.", select=True),
 653         'move_type': fields.selection([('direct', 'Partial'), ('one', 'All at once')], 'Delivery Method', required=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="It specifies goods to be deliver partially or all at once"),
 654         'state': fields.selection([
 655             ('draft', 'Draft'),
 656             ('cancel', 'Cancelled'),
 657             ('auto', 'Waiting Another Operation'),
 658             ('confirmed', 'Waiting Availability'),
 659             ('assigned', 'Ready to Transfer'),
 660             ('done', 'Transferred'),
 661             ], 'Status', readonly=True, select=True, track_visibility='onchange', help="""
 662             * Draft: not confirmed yet and will not be scheduled until confirmed\n
 663             * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
 664             * Waiting Availability: still waiting for the availability of products\n
 665             * Ready to Transfer: products reserved, simply waiting for confirmation.\n
 666             * Transferred: has been processed, can't be modified or cancelled anymore\n
 667             * Cancelled: has been cancelled, can't be confirmed anymore"""
 668         ),
 669         'min_date': fields.function(get_min_max_date, fnct_inv=_set_minimum_date, multi="min_max_date",
 670                  store=True, type='datetime', string='Scheduled Time', select=1, help="Scheduled time for the shipment to be processed"),
 671         'date': fields.datetime('Creation Date', help="Creation date, usually the time of the order.", select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 672         'date_done': fields.datetime('Date of Transfer', help="Date of Completion", states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 673         'max_date': fields.function(get_min_max_date, fnct_inv=_set_maximum_date, multi="min_max_date",
 674                  store=True, type='datetime', string='Max. Expected Date', select=2),
 675         'move_lines': fields.one2many('stock.move', 'picking_id', 'Internal Moves', states={'done': [('readonly', True)], 'cancel': [('readonly', True)]}),
 676         'product_id': fields.related('move_lines', 'product_id', type='many2one', relation='product.product', string='Product'),
 677         'auto_picking': fields.boolean('Auto-Picking', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 678         'partner_id': fields.many2one('res.partner', 'Partner', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 679         'invoice_state': fields.selection([
 680             ("invoiced", "Invoiced"),
 681             ("2binvoiced", "To Be Invoiced"),
 682             ("none", "Not Applicable")], "Invoice Control",
 683             select=True, required=True, readonly=True, track_visibility='onchange', states={'draft': [('readonly', False)]}),
 684         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}),
 685     }
 686     _defaults = {
 687         'name': lambda self, cr, uid, context: '/',
 688         'state': 'draft',
 689         'move_type': 'direct',
 690         'type': 'internal',
 691         'invoice_state': 'none',
 692         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
 693         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.picking', context=c)
 694     }
 695     _sql_constraints = [
 696         ('name_uniq', 'unique(name, company_id)', 'Reference must be unique per Company!'),
 697     ]
 698
 699     def action_process(self, cr, uid, ids, context=None):
 700         if context is None:
 701             context = {}
 702         """Open the partial picking wizard"""
 703         context.update({
 704             'active_model': self._name,
 705             'active_ids': ids,
 706             'active_id': len(ids) and ids[0] or False
 707         })
 708         return {
 709             'view_type': 'form',
 710             'view_mode': 'form',
 711             'res_model': 'stock.partial.picking',
 712             'type': 'ir.actions.act_window',
 713             'target': 'new',
 714             'context': context,
 715             'nodestroy': True,
 716         }
 717
 718     def copy(self, cr, uid, id, default=None, context=None):
 719         if default is None:
 720             default = {}
 721         default = default.copy()
 722         picking_obj = self.browse(cr, uid, id, context=context)
 723         move_obj = self.pool.get('stock.move')
 724         if ('name' not in default) or (picking_obj.name == '/'):
 725             seq_obj_name = 'stock.picking.' + picking_obj.type
 726             default['name'] = self.pool.get('ir.sequence').get(cr, uid, seq_obj_name)
 727             default['origin'] = ''
 728             default['backorder_id'] = False
 729         if 'invoice_state' not in default and picking_obj.invoice_state == 'invoiced':
 730             default['invoice_state'] = '2binvoiced'
 731         res = super(stock_picking, self).copy(cr, uid, id, default, context)
 732         if res:
 733             picking_obj = self.browse(cr, uid, res, context=context)
 734             for move in picking_obj.move_lines:
 735                 move_obj.write(cr, uid, [move.id], {'tracking_id': False, 'prodlot_id': False, 'move_history_ids2': [(6, 0, [])], 'move_history_ids': [(6, 0, [])]})
 736         return res
 737
 738     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 739         if view_type == 'form' and not view_id:
 740             mod_obj = self.pool.get('ir.model.data')
 741             if self._name == "stock.picking.in":
 742                 model, view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_in_form')
 743             if self._name == "stock.picking.out":
 744                 model, view_id = mod_obj.get_object_reference(cr, uid, 'stock', 'view_picking_out_form')
 745         return super(stock_picking, self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 746
 747     def onchange_partner_in(self, cr, uid, ids, partner_id=None, context=None):
 748         return {}
 749
 750     def action_explode(self, cr, uid, moves, context=None):
 751         """Hook to allow other modules to split the moves of a picking."""
 752         return moves
 753
 754     def action_confirm(self, cr, uid, ids, context=None):
 755         """ Confirms picking.
 756         @return: True
 757         """
 758         pickings = self.browse(cr, uid, ids, context=context)
 759         self.write(cr, uid, ids, {'state': 'confirmed'})
 760         todo = []
 761         for picking in pickings:
 762             for r in picking.move_lines:
 763                 if r.state == 'draft':
 764                     todo.append(r.id)
 765         todo = self.action_explode(cr, uid, todo, context)
 766         if len(todo):
 767             self.pool.get('stock.move').action_confirm(cr, uid, todo, context=context)
 768         return True
 769
 770     def test_auto_picking(self, cr, uid, ids):
 771         # TODO: Check locations to see if in the same location ?
 772         return True
 773
 774     def action_assign(self, cr, uid, ids, *args):
 775         """ Changes state of picking to available if all moves are confirmed.
 776         @return: True
 777         """
 778         wf_service = netsvc.LocalService("workflow")
 779         for pick in self.browse(cr, uid, ids):
 780             if pick.state == 'draft':
 781                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_confirm', cr)
 782             move_ids = [x.id for x in pick.move_lines if x.state == 'confirmed']
 783             if not move_ids:
 784                 raise osv.except_osv(_('Warning!'),_('Not enough stock, unable to reserve the products.'))
 785             self.pool.get('stock.move').action_assign(cr, uid, move_ids)
 786         return True
 787
 788     def force_assign(self, cr, uid, ids, *args):
 789         """ Changes state of picking to available if moves are confirmed or waiting.
 790         @return: True
 791         """
 792         wf_service = netsvc.LocalService("workflow")
 793         for pick in self.browse(cr, uid, ids):
 794             move_ids = [x.id for x in pick.move_lines if x.state in ['confirmed','waiting']]
 795             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 796             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 797         return True
 798
 799     def draft_force_assign(self, cr, uid, ids, *args):
 800         """ Confirms picking directly from draft state.
 801         @return: True
 802         """
 803         wf_service = netsvc.LocalService("workflow")
 804         for pick in self.browse(cr, uid, ids):
 805             if not pick.move_lines:
 806                 raise osv.except_osv(_('Error!'),_('You cannot process picking without stock moves.'))
 807             wf_service.trg_validate(uid, 'stock.picking', pick.id,
 808                 'button_confirm', cr)
 809         return True
 810
 811     def draft_validate(self, cr, uid, ids, context=None):
 812         """ Validates picking directly from draft state.
 813         @return: True
 814         """
 815         wf_service = netsvc.LocalService("workflow")
 816         self.draft_force_assign(cr, uid, ids)
 817         for pick in self.browse(cr, uid, ids, context=context):
 818             move_ids = [x.id for x in pick.move_lines]
 819             self.pool.get('stock.move').force_assign(cr, uid, move_ids)
 820             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 821         return self.action_process(
 822             cr, uid, ids, context=context)
 823     def cancel_assign(self, cr, uid, ids, *args):
 824         """ Cancels picking and moves.
 825         @return: True
 826         """
 827         wf_service = netsvc.LocalService("workflow")
 828         for pick in self.browse(cr, uid, ids):
 829             move_ids = [x.id for x in pick.move_lines]
 830             self.pool.get('stock.move').cancel_assign(cr, uid, move_ids)
 831             wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
 832         return True
 833
 834     def action_assign_wkf(self, cr, uid, ids, context=None):
 835         """ Changes picking state to assigned.
 836         @return: True
 837         """
 838         self.write(cr, uid, ids, {'state': 'assigned'})
 839         return True
 840
 841     def test_finished(self, cr, uid, ids):
 842         """ Tests whether the move is in done or cancel state or not.
 843         @return: True or False
 844         """
 845         move_ids = self.pool.get('stock.move').search(cr, uid, [('picking_id', 'in', ids)])
 846         for move in self.pool.get('stock.move').browse(cr, uid, move_ids):
 847             if move.state not in ('done', 'cancel'):
 848
 849                 if move.product_qty != 0.0:
 850                     return False
 851                 else:
 852                     move.write({'state': 'done'})
 853         return True
 854
 855     def test_assigned(self, cr, uid, ids):
 856         """ Tests whether the move is in assigned state or not.
 857         @return: True or False
 858         """
 859         #TOFIX: assignment of move lines should be call before testing assigment otherwise picking never gone in assign state
 860         ok = True
 861         for pick in self.browse(cr, uid, ids):
 862             mt = pick.move_type
 863             # incomming shipments are always set as available if they aren't chained
 864             if pick.type == 'in':
 865                 if all([x.state != 'waiting' for x in pick.move_lines]):
 866                     return True
 867             for move in pick.move_lines:
 868                 if (move.state in ('confirmed', 'draft')) and (mt == 'one'):
 869                     return False
 870                 if (mt == 'direct') and (move.state == 'assigned') and (move.product_qty):
 871                     return True
 872                 ok = ok and (move.state in ('cancel', 'done', 'assigned'))
 873         return ok
 874
 875     def action_cancel(self, cr, uid, ids, context=None):
 876         """ Changes picking state to cancel.
 877         @return: True
 878         """
 879         for pick in self.browse(cr, uid, ids, context=context):
 880             ids2 = [move.id for move in pick.move_lines]
 881             self.pool.get('stock.move').action_cancel(cr, uid, ids2, context)
 882         self.write(cr, uid, ids, {'state': 'cancel', 'invoice_state': 'none'})
 883         return True
 884
 885     #
 886     # TODO: change and create a move if not parents
 887     #
 888     def action_done(self, cr, uid, ids, context=None):
 889         """Changes picking state to done.
 890
 891         This method is called at the end of the workflow by the activity "done".
 892         @return: True
 893         """
 894         self.write(cr, uid, ids, {'state': 'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')})
 895         return True
 896
 897     def action_move(self, cr, uid, ids, context=None):
 898         """Process the Stock Moves of the Picking
 899
 900         This method is called by the workflow by the activity "move".
 901         Normally that happens when the signal button_done is received (button
 902         "Done" pressed on a Picking view).
 903         @return: True
 904         """
 905         for pick in self.browse(cr, uid, ids, context=context):
 906             todo = []
 907             for move in pick.move_lines:
 908                 if move.state == 'draft':
 909                     self.pool.get('stock.move').action_confirm(cr, uid, [move.id],
 910                         context=context)
 911                     todo.append(move.id)
 912                 elif move.state in ('assigned','confirmed'):
 913                     todo.append(move.id)
 914             if len(todo):
 915                 self.pool.get('stock.move').action_done(cr, uid, todo,
 916                         context=context)
 917         return True
 918
 919     def get_currency_id(self, cr, uid, picking):
 920         return False
 921
 922     def _get_partner_to_invoice(self, cr, uid, picking, context=None):
 923         """ Gets the partner that will be invoiced
 924             Note that this function is inherited in the sale and purchase modules
 925             @param picking: object of the picking for which we are selecting the partner to invoice
 926             @return: object of the partner to invoice
 927         """
 928         return picking.partner_id and picking.partner_id.id
 929
 930     def _get_comment_invoice(self, cr, uid, picking):
 931         """
 932         @return: comment string for invoice
 933         """
 934         return picking.note or ''
 935
 936     def _get_price_unit_invoice(self, cr, uid, move_line, type, context=None):
 937         """ Gets price unit for invoice
 938         @param move_line: Stock move lines
 939         @param type: Type of invoice
 940         @return: The price unit for the move line
 941         """
 942         if context is None:
 943             context = {}
 944
 945         if type in ('in_invoice', 'in_refund'):
 946             # Take the user company and pricetype
 947             context['currency_id'] = move_line.company_id.currency_id.id
 948             amount_unit = move_line.product_id.price_get('standard_price', context=context)[move_line.product_id.id]
 949             return amount_unit
 950         else:
 951             return move_line.product_id.list_price
 952
 953     def _get_discount_invoice(self, cr, uid, move_line):
 954         '''Return the discount for the move line'''
 955         return 0.0
 956
 957     def _get_taxes_invoice(self, cr, uid, move_line, type):
 958         """ Gets taxes on invoice
 959         @param move_line: Stock move lines
 960         @param type: Type of invoice
 961         @return: Taxes Ids for the move line
 962         """
 963         if type in ('in_invoice', 'in_refund'):
 964             taxes = move_line.product_id.supplier_taxes_id
 965         else:
 966             taxes = move_line.product_id.taxes_id
 967
 968         if move_line.picking_id and move_line.picking_id.partner_id and move_line.picking_id.partner_id.id:
 969             return self.pool.get('account.fiscal.position').map_tax(
 970                 cr,
 971                 uid,
 972                 move_line.picking_id.partner_id.property_account_position,
 973                 taxes
 974             )
 975         else:
 976             return map(lambda x: x.id, taxes)
 977
 978     def _get_account_analytic_invoice(self, cr, uid, picking, move_line):
 979         return False
 980
 981     def _invoice_line_hook(self, cr, uid, move_line, invoice_line_id):
 982         '''Call after the creation of the invoice line'''
 983         return
 984
 985     def _invoice_hook(self, cr, uid, picking, invoice_id):
 986         '''Call after the creation of the invoice'''
 987         return
 988
 989     def _get_invoice_type(self, pick):
 990         src_usage = dest_usage = None
 991         inv_type = None
 992         if pick.invoice_state == '2binvoiced':
 993             if pick.move_lines:
 994                 src_usage = pick.move_lines[0].location_id.usage
 995                 dest_usage = pick.move_lines[0].location_dest_id.usage
 996             if pick.type == 'out' and dest_usage == 'supplier':
 997                 inv_type = 'in_refund'
 998             elif pick.type == 'out' and dest_usage == 'customer':
 999                 inv_type = 'out_invoice'
1000             elif pick.type == 'in' and src_usage == 'supplier':
1001                 inv_type = 'in_invoice'
1002             elif pick.type == 'in' and src_usage == 'customer':
1003                 inv_type = 'out_refund'
1004             else:
1005                 inv_type = 'out_invoice'
1006         return inv_type
1007
1008     def _prepare_invoice_group(self, cr, uid, picking, partner, invoice, context=None):
1009         """ Builds the dict for grouped invoices
1010             @param picking: picking object
1011             @param partner: object of the partner to invoice (not used here, but may be usefull if this function is inherited)
1012             @param invoice: object of the invoice that we are updating
1013             @return: dict that will be used to update the invoice
1014         """
1015         comment = self._get_comment_invoice(cr, uid, picking)
1016         return {
1017             'name': (invoice.name or '') + ', ' + (picking.name or ''),
1018             'origin': (invoice.origin or '') + ', ' + (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
1019             'comment': (comment and (invoice.comment and invoice.comment + "\n" + comment or comment)) or (invoice.comment and invoice.comment or ''),
1020             'date_invoice': context.get('date_inv', False),
1021             'user_id': uid,
1022         }
1023
1024     def _prepare_invoice(self, cr, uid, picking, partner, inv_type, journal_id, context=None):
1025         """ Builds the dict containing the values for the invoice
1026             @param picking: picking object
1027             @param partner: object of the partner to invoice
1028             @param inv_type: type of the invoice ('out_invoice', 'in_invoice', ...)
1029             @param journal_id: ID of the accounting journal
1030             @return: dict that will be used to create the invoice object
1031         """
1032         if isinstance(partner, int):
1033             partner = self.pool.get('res.partner').browse(cr, uid, partner, context=context)
1034         if inv_type in ('out_invoice', 'out_refund'):
1035             account_id = partner.property_account_receivable.id
1036             payment_term = partner.property_payment_term.id or False
1037         else:
1038             account_id = partner.property_account_payable.id
1039             payment_term = partner.property_supplier_payment_term.id or False
1040         comment = self._get_comment_invoice(cr, uid, picking)
1041         invoice_vals = {
1042             'name': picking.name,
1043             'origin': (picking.name or '') + (picking.origin and (':' + picking.origin) or ''),
1044             'type': inv_type,
1045             'account_id': account_id,
1046             'partner_id': partner.id,
1047             'comment': comment,
1048             'payment_term': payment_term,
1049             'fiscal_position': partner.property_account_position.id,
1050             'date_invoice': context.get('date_inv', False),
1051             'company_id': picking.company_id.id,
1052             'user_id': uid,
1053         }
1054         cur_id = self.get_currency_id(cr, uid, picking)
1055         if cur_id:
1056             invoice_vals['currency_id'] = cur_id
1057         if journal_id:
1058             invoice_vals['journal_id'] = journal_id
1059         return invoice_vals
1060
1061     def _prepare_invoice_line(self, cr, uid, group, picking, move_line, invoice_id,
1062         invoice_vals, context=None):
1063         """ Builds the dict containing the values for the invoice line
1064             @param group: True or False
1065             @param picking: picking object
1066             @param: move_line: move_line object
1067             @param: invoice_id: ID of the related invoice
1068             @param: invoice_vals: dict used to created the invoice
1069             @return: dict that will be used to create the invoice line
1070         """
1071         if group:
1072             name = (picking.name or '') + '-' + move_line.name
1073         else:
1074             name = move_line.name
1075         origin = move_line.picking_id.name or ''
1076         if move_line.picking_id.origin:
1077             origin += ':' + move_line.picking_id.origin
1078
1079         if invoice_vals['type'] in ('out_invoice', 'out_refund'):
1080             account_id = move_line.product_id.property_account_income.id
1081             if not account_id:
1082                 account_id = move_line.product_id.categ_id.\
1083                         property_account_income_categ.id
1084         else:
1085             account_id = move_line.product_id.property_account_expense.id
1086             if not account_id:
1087                 account_id = move_line.product_id.categ_id.\
1088                         property_account_expense_categ.id
1089         if invoice_vals['fiscal_position']:
1090             fp_obj = self.pool.get('account.fiscal.position')
1091             fiscal_position = fp_obj.browse(cr, uid, invoice_vals['fiscal_position'], context=context)
1092             account_id = fp_obj.map_account(cr, uid, fiscal_position, account_id)
1093         # set UoS if it's a sale and the picking doesn't have one
1094         uos_id = move_line.product_uos and move_line.product_uos.id or False
1095         if not uos_id and invoice_vals['type'] in ('out_invoice', 'out_refund'):
1096             uos_id = move_line.product_uom.id
1097
1098         return {
1099             'name': name,
1100             'origin': origin,
1101             'invoice_id': invoice_id,
1102             'uos_id': uos_id,
1103             'product_id': move_line.product_id.id,
1104             'account_id': account_id,
1105             'price_unit': self._get_price_unit_invoice(cr, uid, move_line, invoice_vals['type']),
1106             'discount': self._get_discount_invoice(cr, uid, move_line),
1107             'quantity': move_line.product_uos_qty or move_line.product_qty,
1108             'invoice_line_tax_id': [(6, 0, self._get_taxes_invoice(cr, uid, move_line, invoice_vals['type']))],
1109             'account_analytic_id': self._get_account_analytic_invoice(cr, uid, picking, move_line),
1110         }
1111
1112     def action_invoice_create(self, cr, uid, ids, journal_id=False,
1113             group=False, type='out_invoice', context=None):
1114         """ Creates invoice based on the invoice state selected for picking.
1115         @param journal_id: Id of journal
1116         @param group: Whether to create a group invoice or not
1117         @param type: Type invoice to be created
1118         @return: Ids of created invoices for the pickings
1119         """
1120         if context is None:
1121             context = {}
1122
1123         invoice_obj = self.pool.get('account.invoice')
1124         invoice_line_obj = self.pool.get('account.invoice.line')
1125         partner_obj = self.pool.get('res.partner')
1126         invoices_group = {}
1127         res = {}
1128         inv_type = type
1129         for picking in self.browse(cr, uid, ids, context=context):
1130             if picking.invoice_state != '2binvoiced':
1131                 continue
1132             partner = self._get_partner_to_invoice(cr, uid, picking, context=context)
1133             if isinstance(partner, int):
1134                 partner = partner_obj.browse(cr, uid, [partner], context=context)[0]
1135             if not partner:
1136                 raise osv.except_osv(_('Error, no partner!'),
1137                     _('Please put a partner on the picking list if you want to generate invoice.'))
1138
1139             if not inv_type:
1140                 inv_type = self._get_invoice_type(picking)
1141
1142             if group and partner.id in invoices_group:
1143                 invoice_id = invoices_group[partner.id]
1144                 invoice = invoice_obj.browse(cr, uid, invoice_id)
1145                 invoice_vals_group = self._prepare_invoice_group(cr, uid, picking, partner, invoice, context=context)
1146                 invoice_obj.write(cr, uid, [invoice_id], invoice_vals_group, context=context)
1147             else:
1148                 invoice_vals = self._prepare_invoice(cr, uid, picking, partner, inv_type, journal_id, context=context)
1149                 invoice_id = invoice_obj.create(cr, uid, invoice_vals, context=context)
1150                 invoices_group[partner.id] = invoice_id
1151             res[picking.id] = invoice_id
1152             for move_line in picking.move_lines:
1153                 if move_line.state == 'cancel':
1154                     continue
1155                 if move_line.scrapped:
1156                     # do no invoice scrapped products
1157                     continue
1158                 vals = self._prepare_invoice_line(cr, uid, group, picking, move_line,
1159                                 invoice_id, invoice_vals, context=context)
1160                 if vals:
1161                     invoice_line_id = invoice_line_obj.create(cr, uid, vals, context=context)
1162                     self._invoice_line_hook(cr, uid, move_line, invoice_line_id)
1163
1164             invoice_obj.button_compute(cr, uid, [invoice_id], context=context,
1165                     set_total=(inv_type in ('in_invoice', 'in_refund')))
1166             self.write(cr, uid, [picking.id], {
1167                 'invoice_state': 'invoiced',
1168                 }, context=context)
1169             self._invoice_hook(cr, uid, picking, invoice_id)
1170         self.write(cr, uid, res.keys(), {
1171             'invoice_state': 'invoiced',
1172             }, context=context)
1173         return res
1174
1175     def test_done(self, cr, uid, ids, context=None):
1176         """ Test whether the move lines are done or not.
1177         @return: True or False
1178         """
1179         ok = False
1180         for pick in self.browse(cr, uid, ids, context=context):
1181             if not pick.move_lines:
1182                 return True
1183             for move in pick.move_lines:
1184                 if move.state not in ('cancel','done'):
1185                     return False
1186                 if move.state=='done':
1187                     ok = True
1188         return ok
1189
1190     def test_cancel(self, cr, uid, ids, context=None):
1191         """ Test whether the move lines are canceled or not.
1192         @return: True or False
1193         """
1194         for pick in self.browse(cr, uid, ids, context=context):
1195             for move in pick.move_lines:
1196                 if move.state not in ('cancel',):
1197                     return False
1198         return True
1199
1200     def allow_cancel(self, cr, uid, ids, context=None):
1201         for pick in self.browse(cr, uid, ids, context=context):
1202             if not pick.move_lines:
1203                 return True
1204             for move in pick.move_lines:
1205                 if move.state == 'done':
1206                     raise osv.except_osv(_('Error!'), _('You cannot cancel the picking as some moves have been done. You should cancel the picking lines.'))
1207         return True
1208
1209     def unlink(self, cr, uid, ids, context=None):
1210         move_obj = self.pool.get('stock.move')
1211         if context is None:
1212             context = {}
1213         for pick in self.browse(cr, uid, ids, context=context):
1214             if pick.state in ['done','cancel']:
1215                 raise osv.except_osv(_('Error!'), _('You cannot remove the picking which is in %s state!')%(pick.state,))
1216             else:
1217                 ids2 = [move.id for move in pick.move_lines]
1218                 ctx = context.copy()
1219                 ctx.update({'call_unlink':True})
1220                 if pick.state != 'draft':
1221                     #Cancelling the move in order to affect Virtual stock of product
1222                     move_obj.action_cancel(cr, uid, ids2, ctx)
1223                 #Removing the move
1224                 move_obj.unlink(cr, uid, ids2, ctx)
1225
1226         return super(stock_picking, self).unlink(cr, uid, ids, context=context)
1227
1228     # FIXME: needs refactoring, this code is partially duplicated in stock_move.do_partial()!
1229     def do_partial(self, cr, uid, ids, partial_datas, context=None):
1230         """ Makes partial picking and moves done.
1231         @param partial_datas : Dictionary containing details of partial picking
1232                           like partner_id, partner_id, delivery_date,
1233                           delivery moves with product_id, product_qty, uom
1234         @return: Dictionary of values
1235         """
1236         if context is None:
1237             context = {}
1238         else:
1239             context = dict(context)
1240         res = {}
1241         move_obj = self.pool.get('stock.move')
1242         product_obj = self.pool.get('product.product')
1243         currency_obj = self.pool.get('res.currency')
1244         uom_obj = self.pool.get('product.uom')
1245         sequence_obj = self.pool.get('ir.sequence')
1246         wf_service = netsvc.LocalService("workflow")
1247         for pick in self.browse(cr, uid, ids, context=context):
1248             new_picking = None
1249             complete, too_many, too_few = [], [], []
1250             move_product_qty, prodlot_ids, product_avail, partial_qty, product_uoms = {}, {}, {}, {}, {}
1251             for move in pick.move_lines:
1252                 if move.state in ('done', 'cancel'):
1253                     continue
1254                 partial_data = partial_datas.get('move%s'%(move.id), {})
1255                 product_qty = partial_data.get('product_qty',0.0)
1256                 move_product_qty[move.id] = product_qty
1257                 product_uom = partial_data.get('product_uom',False)
1258                 product_price = partial_data.get('product_price',0.0)
1259                 product_currency = partial_data.get('product_currency',False)
1260                 prodlot_id = partial_data.get('prodlot_id')
1261                 prodlot_ids[move.id] = prodlot_id
1262                 product_uoms[move.id] = product_uom
1263                 partial_qty[move.id] = uom_obj._compute_qty(cr, uid, product_uoms[move.id], product_qty, move.product_uom.id)
1264                 if move.product_qty == partial_qty[move.id]:
1265                     complete.append(move)
1266                 elif move.product_qty > partial_qty[move.id]:
1267                     too_few.append(move)
1268                 else:
1269                     too_many.append(move)
1270
1271                 # Average price computation
1272                 if (pick.type == 'in') and (move.product_id.cost_method == 'average'):
1273                     product = product_obj.browse(cr, uid, move.product_id.id)
1274                     move_currency_id = move.company_id.currency_id.id
1275                     context['currency_id'] = move_currency_id
1276                     qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
1277
1278                     if product.id in product_avail:
1279                         product_avail[product.id] += qty
1280                     else:
1281                         product_avail[product.id] = product.qty_available
1282
1283                     if qty > 0:
1284                         new_price = currency_obj.compute(cr, uid, product_currency,
1285                                 move_currency_id, product_price)
1286                         new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
1287                                 product.uom_id.id)
1288                         if product.qty_available <= 0:
1289                             new_std_price = new_price
1290                         else:
1291                             # Get the standard price
1292                             amount_unit = product.price_get('standard_price', context=context)[product.id]
1293                             new_std_price = ((amount_unit * product_avail[product.id])\
1294                                 + (new_price * qty))/(product_avail[product.id] + qty)
1295                         # Write the field according to price type field
1296                         product_obj.write(cr, uid, [product.id], {'standard_price': new_std_price})
1297
1298                         # Record the values that were chosen in the wizard, so they can be
1299                         # used for inventory valuation if real-time valuation is enabled.
1300                         move_obj.write(cr, uid, [move.id],
1301                                 {'price_unit': product_price,
1302                                  'price_currency_id': product_currency})
1303
1304
1305             for move in too_few:
1306                 product_qty = move_product_qty[move.id]
1307                 if not new_picking:
1308                     new_picking_name = pick.name
1309                     self.write(cr, uid, [pick.id],
1310                                {'name': sequence_obj.get(cr, uid,
1311                                             'stock.picking.%s'%(pick.type)),
1312                                })
1313                     new_picking = self.copy(cr, uid, pick.id,
1314                             {
1315                                 'name': new_picking_name,
1316                                 'move_lines' : [],
1317                                 'state':'draft',
1318                             })
1319                 if product_qty != 0:
1320                     defaults = {
1321                             'product_qty' : product_qty,
1322                             'product_uos_qty': product_qty, #TODO: put correct uos_qty
1323                             'picking_id' : new_picking,
1324                             'state': 'assigned',
1325                             'move_dest_id': False,
1326                             'price_unit': move.price_unit,
1327                             'product_uom': product_uoms[move.id]
1328                     }
1329                     prodlot_id = prodlot_ids[move.id]
1330                     if prodlot_id:
1331                         defaults.update(prodlot_id=prodlot_id)
1332                     move_obj.copy(cr, uid, move.id, defaults)
1333                 move_obj.write(cr, uid, [move.id],
1334                         {
1335                             'product_qty': move.product_qty - partial_qty[move.id],
1336                             'product_uos_qty': move.product_qty - partial_qty[move.id], #TODO: put correct uos_qty
1337                             'prodlot_id': False,
1338                             'tracking_id': False,
1339                         })
1340
1341             if new_picking:
1342                 move_obj.write(cr, uid, [c.id for c in complete], {'picking_id': new_picking})
1343             for move in complete:
1344                 defaults = {'product_uom': product_uoms[move.id], 'product_qty': move_product_qty[move.id]}
1345                 if prodlot_ids.get(move.id):
1346                     defaults.update({'prodlot_id': prodlot_ids[move.id]})
1347                 move_obj.write(cr, uid, [move.id], defaults)
1348             for move in too_many:
1349                 product_qty = move_product_qty[move.id]
1350                 defaults = {
1351                     'product_qty' : product_qty,
1352                     'product_uos_qty': product_qty, #TODO: put correct uos_qty
1353                     'product_uom': product_uoms[move.id]
1354                 }
1355                 prodlot_id = prodlot_ids.get(move.id)
1356                 if prodlot_ids.get(move.id):
1357                     defaults.update(prodlot_id=prodlot_id)
1358                 if new_picking:
1359                     defaults.update(picking_id=new_picking)
1360                 move_obj.write(cr, uid, [move.id], defaults)
1361
1362             # At first we confirm the new picking (if necessary)
1363             if new_picking:
1364                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_confirm', cr)
1365                 # Then we finish the good picking
1366                 self.write(cr, uid, [pick.id], {'backorder_id': new_picking})
1367                 self.action_move(cr, uid, [new_picking], context=context)
1368                 wf_service.trg_validate(uid, 'stock.picking', new_picking, 'button_done', cr)
1369                 wf_service.trg_write(uid, 'stock.picking', pick.id, cr)
1370                 delivered_pack_id = new_picking
1371                 back_order_name = self.browse(cr, uid, delivered_pack_id, context=context).name
1372                 self.message_post(cr, uid, ids, body=_("Back order <em>%s</em> has been <b>created</b>.") % (back_order_name), context=context)
1373             else:
1374                 self.action_move(cr, uid, [pick.id], context=context)
1375                 wf_service.trg_validate(uid, 'stock.picking', pick.id, 'button_done', cr)
1376                 delivered_pack_id = pick.id
1377
1378             delivered_pack = self.browse(cr, uid, delivered_pack_id, context=context)
1379             res[pick.id] = {'delivered_picking': delivered_pack.id or False}
1380
1381         return res
1382
1383     # views associated to each picking type
1384     _VIEW_LIST = {
1385         'out': 'view_picking_out_form',
1386         'in': 'view_picking_in_form',
1387         'internal': 'view_picking_form',
1388     }
1389     def _get_view_id(self, cr, uid, type):
1390         """Get the view id suiting the given type
1391
1392         @param type: the picking type as a string
1393         @return: view i, or False if no view found
1394         """
1395         res = self.pool.get('ir.model.data').get_object_reference(cr, uid,
1396             'stock', self._VIEW_LIST.get(type, 'view_picking_form'))
1397         return res and res[1] or False
1398
1399
1400 class stock_production_lot(osv.osv):
1401
1402     def name_get(self, cr, uid, ids, context=None):
1403         if not ids:
1404             return []
1405         reads = self.read(cr, uid, ids, ['name', 'prefix', 'ref'], context)
1406         res = []
1407         for record in reads:
1408             name = record['name']
1409             prefix = record['prefix']
1410             if prefix:
1411                 name = prefix + '/' + name
1412             if record['ref']:
1413                 name = '%s [%s]' % (name, record['ref'])
1414             res.append((record['id'], name))
1415         return res
1416
1417     def name_search(self, cr, uid, name, args=None, operator='ilike', context=None, limit=100):
1418         args = args or []
1419         ids = []
1420         if name:
1421             ids = self.search(cr, uid, [('prefix', '=', name)] + args, limit=limit, context=context)
1422             if not ids:
1423                 ids = self.search(cr, uid, [('name', operator, name)] + args, limit=limit, context=context)
1424         else:
1425             ids = self.search(cr, uid, args, limit=limit, context=context)
1426         return self.name_get(cr, uid, ids, context)
1427
1428     _name = 'stock.production.lot'
1429     _description = 'Serial Number'
1430
1431     def _get_stock(self, cr, uid, ids, field_name, arg, context=None):
1432         """ Gets stock of products for locations
1433         @return: Dictionary of values
1434         """
1435         if context is None:
1436             context = {}
1437         if 'location_id' not in context:
1438             locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')], context=context)
1439         else:
1440             locations = context['location_id'] and [context['location_id']] or []
1441
1442         if isinstance(ids, (int, long)):
1443             ids = [ids]
1444
1445         res = {}.fromkeys(ids, 0.0)
1446         if locations:
1447             cr.execute('''select
1448                     prodlot_id,
1449                     sum(qty)
1450                 from
1451                     stock_report_prodlots
1452                 where
1453                     location_id IN %s and prodlot_id IN %s group by prodlot_id''',(tuple(locations),tuple(ids),))
1454             res.update(dict(cr.fetchall()))
1455
1456         return res
1457
1458     def _stock_search(self, cr, uid, obj, name, args, context=None):
1459         """ Searches Ids of products
1460         @return: Ids of locations
1461         """
1462         locations = self.pool.get('stock.location').search(cr, uid, [('usage', '=', 'internal')])
1463         cr.execute('''select
1464                 prodlot_id,
1465                 sum(qty)
1466             from
1467                 stock_report_prodlots
1468             where
1469                 location_id IN %s group by prodlot_id
1470             having  sum(qty) '''+ str(args[0][1]) + str(args[0][2]),(tuple(locations),))
1471         res = cr.fetchall()
1472         ids = [('id', 'in', map(lambda x: x[0], res))]
1473         return ids
1474
1475     _columns = {
1476         'name': fields.char('Serial Number', size=64, required=True, help="Unique Serial Number, will be displayed as: PREFIX/SERIAL [INT_REF]"),
1477         'ref': fields.char('Internal Reference', size=256, help="Internal reference number in case it differs from the manufacturer's serial number"),
1478         'prefix': fields.char('Prefix', size=64, help="Optional prefix to prepend when displaying this serial number: PREFIX/SERIAL [INT_REF]"),
1479         'product_id': fields.many2one('product.product', 'Product', required=True, domain=[('type', '<>', 'service')]),
1480         'date': fields.datetime('Creation Date', required=True),
1481         'stock_available': fields.function(_get_stock, fnct_search=_stock_search, type="float", string="Available", select=True,
1482             help="Current quantity of products with this Serial Number available in company warehouses",
1483             digits_compute=dp.get_precision('Product Unit of Measure')),
1484         'revisions': fields.one2many('stock.production.lot.revision', 'lot_id', 'Revisions'),
1485         'company_id': fields.many2one('res.company', 'Company', select=True),
1486         'move_ids': fields.one2many('stock.move', 'prodlot_id', 'Moves for this serial number', readonly=True),
1487     }
1488     _defaults = {
1489         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1490         'name': lambda x, y, z, c: x.pool.get('ir.sequence').get(y, z, 'stock.lot.serial'),
1491         'product_id': lambda x, y, z, c: c.get('product_id', False),
1492     }
1493     _sql_constraints = [
1494         ('name_ref_uniq', 'unique (name, ref)', 'The combination of Serial Number and internal reference must be unique !'),
1495     ]
1496     def action_traceability(self, cr, uid, ids, context=None):
1497         """ It traces the information of a product
1498         @param self: The object pointer.
1499         @param cr: A database cursor
1500         @param uid: ID of the user currently logged in
1501         @param ids: List of IDs selected
1502         @param context: A standard dictionary
1503         @return: A dictionary of values
1504         """
1505         value=self.pool.get('action.traceability').action_traceability(cr,uid,ids,context)
1506         return value
1507
1508     def copy(self, cr, uid, id, default=None, context=None):
1509         context = context or {}
1510         default = default and default.copy() or {}
1511         default.update(date=time.strftime('%Y-%m-%d %H:%M:%S'), move_ids=[])
1512         return super(stock_production_lot, self).copy(cr, uid, id, default=default, context=context)
1513
1514 stock_production_lot()
1515
1516 class stock_production_lot_revision(osv.osv):
1517     _name = 'stock.production.lot.revision'
1518     _description = 'Serial Number Revision'
1519
1520     _columns = {
1521         'name': fields.char('Revision Name', size=64, required=True),
1522         'description': fields.text('Description'),
1523         'date': fields.date('Revision Date'),
1524         'indice': fields.char('Revision Number', size=16),
1525         'author_id': fields.many2one('res.users', 'Author'),
1526         'lot_id': fields.many2one('stock.production.lot', 'Serial Number', select=True, ondelete='cascade'),
1527         'company_id': fields.related('lot_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1528     }
1529
1530     _defaults = {
1531         'author_id': lambda x, y, z, c: z,
1532         'date': fields.date.context_today,
1533     }
1534
1535 stock_production_lot_revision()
1536
1537 # ----------------------------------------------------
1538 # Move
1539 # ----------------------------------------------------
1540
1541 #
1542 # Fields:
1543 #   location_dest_id is only used for predicting futur stocks
1544 #
1545 class stock_move(osv.osv):
1546
1547     def _getSSCC(self, cr, uid, context=None):
1548         cr.execute('select id from stock_tracking where create_uid=%s order by id desc limit 1', (uid,))
1549         res = cr.fetchone()
1550         return (res and res[0]) or False
1551
1552     _name = "stock.move"
1553     _description = "Stock Move"
1554     _order = 'date_expected desc, id'
1555     _log_create = False
1556
1557     def action_partial_move(self, cr, uid, ids, context=None):
1558         if context is None: context = {}
1559         if context.get('active_model') != self._name:
1560             context.update(active_ids=ids, active_model=self._name)
1561         partial_id = self.pool.get("stock.partial.move").create(
1562             cr, uid, {}, context=context)
1563         return {
1564             'name':_("Products to Process"),
1565             'view_mode': 'form',
1566             'view_id': False,
1567             'view_type': 'form',
1568             'res_model': 'stock.partial.move',
1569             'res_id': partial_id,
1570             'type': 'ir.actions.act_window',
1571             'nodestroy': True,
1572             'target': 'new',
1573             'domain': '[]',
1574             'context': context
1575         }
1576
1577
1578     def name_get(self, cr, uid, ids, context=None):
1579         res = []
1580         for line in self.browse(cr, uid, ids, context=context):
1581             name = line.location_id.name+' > '+line.location_dest_id.name
1582             # optional prefixes
1583             if line.product_id.code:
1584                 name = line.product_id.code + ': ' + name
1585             if line.picking_id.origin:
1586                 name = line.picking_id.origin + '/ ' + name
1587             res.append((line.id, name))
1588         return res
1589
1590     def _check_tracking(self, cr, uid, ids, context=None):
1591         """ Checks if serial number is assigned to stock move or not.
1592         @return: True or False
1593         """
1594         for move in self.browse(cr, uid, ids, context=context):
1595             if not move.prodlot_id and \
1596                (move.state == 'done' and \
1597                ( \
1598                    (move.product_id.track_production and move.location_id.usage == 'production') or \
1599                    (move.product_id.track_production and move.location_dest_id.usage == 'production') or \
1600                    (move.product_id.track_incoming and move.location_id.usage == 'supplier') or \
1601                    (move.product_id.track_outgoing and move.location_dest_id.usage == 'customer') or \
1602                    (move.product_id.track_incoming and move.location_id.usage == 'inventory') \
1603                )):
1604                 return False
1605         return True
1606
1607     def _check_product_lot(self, cr, uid, ids, context=None):
1608         """ Checks whether move is done or not and production lot is assigned to that move.
1609         @return: True or False
1610         """
1611         for move in self.browse(cr, uid, ids, context=context):
1612             if move.prodlot_id and move.state == 'done' and (move.prodlot_id.product_id.id != move.product_id.id):
1613                 return False
1614         return True
1615
1616     _columns = {
1617         'name': fields.char('Description', required=True, select=True),
1618         'priority': fields.selection([('0', 'Not urgent'), ('1', 'Urgent')], 'Priority'),
1619         'create_date': fields.datetime('Creation Date', readonly=True, select=True),
1620         '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)]}),
1621         'date_expected': fields.datetime('Scheduled Date', states={'done': [('readonly', True)]},required=True, select=True, help="Scheduled date for the processing of this move"),
1622         'product_id': fields.many2one('product.product', 'Product', required=True, select=True, domain=[('type','<>','service')],states={'done': [('readonly', True)]}),
1623
1624         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure'),
1625             required=True,states={'done': [('readonly', True)]},
1626             help="This is the quantity of products from an inventory "
1627                 "point of view. For moves in the state 'done', this is the "
1628                 "quantity of products that were actually moved. For other "
1629                 "moves, this is the quantity of product that is planned to "
1630                 "be moved. Lowering this quantity does not generate a "
1631                 "backorder. Changing this quantity on assigned moves affects "
1632                 "the product reservation, and should be done with care."
1633         ),
1634         'product_uom': fields.many2one('product.uom', 'Unit of Measure', required=True,states={'done': [('readonly', True)]}),
1635         'product_uos_qty': fields.float('Quantity (UOS)', digits_compute=dp.get_precision('Product Unit of Measure'), states={'done': [('readonly', True)]}),
1636         'product_uos': fields.many2one('product.uom', 'Product UOS', states={'done': [('readonly', True)]}),
1637         'product_packaging': fields.many2one('product.packaging', 'Packaging', help="It specifies attributes of packaging like type, quantity of packaging,etc."),
1638
1639         '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."),
1640         '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."),
1641         'partner_id': fields.many2one('res.partner', 'Destination Address ', states={'done': [('readonly', True)]}, help="Optional address where goods are to be delivered, specifically used for allotment"),
1642
1643         'prodlot_id': fields.many2one('stock.production.lot', 'Serial Number', states={'done': [('readonly', True)]}, help="Serial number is used to put a serial number on the production", select=True),
1644         'tracking_id': fields.many2one('stock.tracking', 'Pack', select=True, states={'done': [('readonly', True)]}, help="Logistical shipping unit: pallet, box, pack ..."),
1645
1646         'auto_validate': fields.boolean('Auto Validate'),
1647
1648         'move_dest_id': fields.many2one('stock.move', 'Destination Move', help="Optional: next stock move when chaining them", select=True),
1649         'move_history_ids': fields.many2many('stock.move', 'stock_move_history_ids', 'parent_id', 'child_id', 'Move History (child moves)'),
1650         'move_history_ids2': fields.many2many('stock.move', 'stock_move_history_ids', 'child_id', 'parent_id', 'Move History (parent moves)'),
1651         'picking_id': fields.many2one('stock.picking', 'Reference', select=True,states={'done': [('readonly', True)]}),
1652         'note': fields.text('Notes'),
1653         'state': fields.selection([('draft', 'New'),
1654                                    ('cancel', 'Cancelled'),
1655                                    ('waiting', 'Waiting Another Move'),
1656                                    ('confirmed', 'Waiting Availability'),
1657                                    ('assigned', 'Available'),
1658                                    ('done', 'Done'),
1659                                    ], 'Status', readonly=True, select=True,
1660                  help= "* New: When the stock move is created and not yet confirmed.\n"\
1661                        "* Waiting Another Move: This state can be seen when a move is waiting for another one, for example in a chained flow.\n"\
1662                        "* Waiting Availability: This state is reached when the procurement resolution is not straight forward. It may need the scheduler to run, a component to me manufactured...\n"\
1663                        "* Available: When products are reserved, it is set to \'Available\'.\n"\
1664                        "* Done: When the shipment is processed, the state is \'Done\'."),
1665         'price_unit': fields.float('Unit Price', digits_compute= dp.get_precision('Product Price'), help="Technical field used to record the product cost set by the user during a picking confirmation (when average price costing method is used)"),
1666         '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)"),
1667         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
1668         'backorder_id': fields.related('picking_id','backorder_id',type='many2one', relation="stock.picking", string="Back Order of", select=True),
1669         'origin': fields.related('picking_id','origin',type='char', size=64, relation="stock.picking", string="Source", store=True),
1670
1671         # used for colors in tree views:
1672         'scrapped': fields.related('location_dest_id','scrap_location',type='boolean',relation='stock.location',string='Scrapped', readonly=True),
1673         'type': fields.related('picking_id', 'type', type='selection', selection=[('out', 'Sending Goods'), ('in', 'Getting Goods'), ('internal', 'Internal')], string='Shipping Type'),
1674     }
1675
1676     def _check_location(self, cr, uid, ids, context=None):
1677         for record in self.browse(cr, uid, ids, context=context):
1678             if (record.state=='done') and (record.location_id.usage == 'view'):
1679                 raise osv.except_osv(_('Error'), _('You cannot move product %s from a location of type view %s.')% (record.product_id.name, record.location_id.name))
1680             if (record.state=='done') and (record.location_dest_id.usage == 'view' ):
1681                 raise osv.except_osv(_('Error'), _('You cannot move product %s to a location of type view %s.')% (record.product_id.name, record.location_dest_id.name))
1682         return True
1683
1684     _constraints = [
1685         (_check_tracking,
1686             'You must assign a serial number for this product.',
1687             ['prodlot_id']),
1688         (_check_location, 'You cannot move products from or to a location of the type view.',
1689             ['location_id','location_dest_id']),
1690         (_check_product_lot,
1691             'You try to assign a lot which is not from the same product.',
1692             ['prodlot_id'])]
1693
1694     def _default_location_destination(self, cr, uid, context=None):
1695         """ Gets default address of partner for destination location
1696         @return: Address id or False
1697         """
1698         mod_obj = self.pool.get('ir.model.data')
1699         picking_type = context.get('picking_type')
1700         location_id = False
1701         if context is None:
1702             context = {}
1703         if context.get('move_line', []):
1704             if context['move_line'][0]:
1705                 if isinstance(context['move_line'][0], (tuple, list)):
1706                     location_id = context['move_line'][0][2] and context['move_line'][0][2].get('location_dest_id',False)
1707                 else:
1708                     move_list = self.pool.get('stock.move').read(cr, uid, context['move_line'][0], ['location_dest_id'])
1709                     location_id = move_list and move_list['location_dest_id'][0] or False
1710         elif context.get('address_out_id', False):
1711             property_out = self.pool.get('res.partner').browse(cr, uid, context['address_out_id'], context).property_stock_customer
1712             location_id = property_out and property_out.id or False
1713         else:
1714             location_xml_id = False
1715             if picking_type in ('in', 'internal'):
1716                 location_xml_id = 'stock_location_stock'
1717             elif picking_type == 'out':
1718                 location_xml_id = 'stock_location_customers'
1719             if location_xml_id:
1720                 try:
1721                     location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1722                     self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
1723                 except (orm.except_orm, ValueError):
1724                     location_id = False
1725
1726         return location_id
1727
1728     def _default_location_source(self, cr, uid, context=None):
1729         """ Gets default address of partner for source location
1730         @return: Address id or False
1731         """
1732         mod_obj = self.pool.get('ir.model.data')
1733         picking_type = context.get('picking_type')
1734         location_id = False
1735
1736         if context is None:
1737             context = {}
1738         if context.get('move_line', []):
1739             try:
1740                 location_id = context['move_line'][0][2]['location_id']
1741             except:
1742                 pass
1743         elif context.get('address_in_id', False):
1744             part_obj_add = self.pool.get('res.partner').browse(cr, uid, context['address_in_id'], context=context)
1745             if part_obj_add:
1746                 location_id = part_obj_add.property_stock_supplier.id
1747         else:
1748             location_xml_id = False
1749             if picking_type == 'in':
1750                 location_xml_id = 'stock_location_suppliers'
1751             elif picking_type in ('out', 'internal'):
1752                 location_xml_id = 'stock_location_stock'
1753             if location_xml_id:
1754                 try:
1755                     location_model, location_id = mod_obj.get_object_reference(cr, uid, 'stock', location_xml_id)
1756                     self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
1757                 except (orm.except_orm, ValueError):
1758                     location_id = False
1759
1760         return location_id
1761
1762     def _default_destination_address(self, cr, uid, context=None):
1763         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
1764         return user.company_id.partner_id.id
1765
1766     def _default_move_type(self, cr, uid, context=None):
1767         """ Gets default type of move
1768         @return: type
1769         """
1770         if context is None:
1771             context = {}
1772         picking_type = context.get('picking_type')
1773         type = 'internal'
1774         if picking_type == 'in':
1775             type = 'in'
1776         elif picking_type == 'out':
1777             type = 'out'
1778         return type
1779
1780     _defaults = {
1781         'location_id': _default_location_source,
1782         'location_dest_id': _default_location_destination,
1783         'partner_id': _default_destination_address,
1784         'type': _default_move_type,
1785         'state': 'draft',
1786         'priority': '1',
1787         'product_qty': 1.0,
1788         'scrapped' :  False,
1789         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1790         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.move', context=c),
1791         'date_expected': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
1792     }
1793
1794     def write(self, cr, uid, ids, vals, context=None):
1795         if isinstance(ids, (int, long)):
1796             ids = [ids]
1797         if uid != 1:
1798             frozen_fields = set(['product_qty', 'product_uom', 'product_uos_qty', 'product_uos', 'location_id', 'location_dest_id', 'product_id'])
1799             for move in self.browse(cr, uid, ids, context=context):
1800                 if move.state == 'done':
1801                     if frozen_fields.intersection(vals):
1802                         raise osv.except_osv(_('Operation Forbidden!'),
1803                                              _('Quantities, Units of Measure, Products and Locations cannot be modified on stock moves that have already been processed (except by the Administrator).'))
1804         return  super(stock_move, self).write(cr, uid, ids, vals, context=context)
1805
1806     def copy(self, cr, uid, id, default=None, context=None):
1807         if default is None:
1808             default = {}
1809         default = default.copy()
1810         default.update({'move_history_ids2': [], 'move_history_ids': []})
1811         return super(stock_move, self).copy(cr, uid, id, default, context=context)
1812
1813     def _auto_init(self, cursor, context=None):
1814         res = super(stock_move, self)._auto_init(cursor, context=context)
1815         cursor.execute('SELECT indexname \
1816                 FROM pg_indexes \
1817                 WHERE indexname = \'stock_move_location_id_location_dest_id_product_id_state\'')
1818         if not cursor.fetchone():
1819             cursor.execute('CREATE INDEX stock_move_location_id_location_dest_id_product_id_state \
1820                     ON stock_move (product_id, state, location_id, location_dest_id)')
1821         return res
1822
1823     def onchange_lot_id(self, cr, uid, ids, prodlot_id=False, product_qty=False,
1824                         loc_id=False, product_id=False, uom_id=False, context=None):
1825         """ On change of production lot gives a warning message.
1826         @param prodlot_id: Changed production lot id
1827         @param product_qty: Quantity of product
1828         @param loc_id: Location id
1829         @param product_id: Product id
1830         @return: Warning message
1831         """
1832         if not prodlot_id or not loc_id:
1833             return {}
1834         ctx = context and context.copy() or {}
1835         ctx['location_id'] = loc_id
1836         ctx.update({'raise-exception': True})
1837         uom_obj = self.pool.get('product.uom')
1838         product_obj = self.pool.get('product.product')
1839         product_uom = product_obj.browse(cr, uid, product_id, context=ctx).uom_id
1840         prodlot = self.pool.get('stock.production.lot').browse(cr, uid, prodlot_id, context=ctx)
1841         location = self.pool.get('stock.location').browse(cr, uid, loc_id, context=ctx)
1842         uom = uom_obj.browse(cr, uid, uom_id, context=ctx)
1843         amount_actual = uom_obj._compute_qty_obj(cr, uid, product_uom, prodlot.stock_available, uom, context=ctx)
1844         warning = {}
1845         if (location.usage == 'internal') and (product_qty > (amount_actual or 0.0)):
1846             warning = {
1847                 'title': _('Insufficient Stock for Serial Number !'),
1848                 'message': _('You are moving %.2f %s but only %.2f %s available for this serial number.') % (product_qty, uom.name, amount_actual, uom.name)
1849             }
1850         return {'warning': warning}
1851
1852     def onchange_quantity(self, cr, uid, ids, product_id, product_qty,
1853                           product_uom, product_uos):
1854         """ On change of product quantity finds UoM and UoS quantities
1855         @param product_id: Product id
1856         @param product_qty: Changed Quantity of product
1857         @param product_uom: Unit of measure of product
1858         @param product_uos: Unit of sale of product
1859         @return: Dictionary of values
1860         """
1861         result = {
1862                   'product_uos_qty': 0.00
1863           }
1864         warning = {}
1865
1866         if (not product_id) or (product_qty <=0.0):
1867             result['product_qty'] = 0.0
1868             return {'value': result}
1869
1870         product_obj = self.pool.get('product.product')
1871         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1872
1873         # Warn if the quantity was decreased
1874         if ids:
1875             for move in self.read(cr, uid, ids, ['product_qty']):
1876                 if product_qty < move['product_qty']:
1877                     warning.update({
1878                        'title': _('Information'),
1879                        'message': _("By changing this quantity here, you accept the "
1880                                 "new quantity as complete: OpenERP will not "
1881                                 "automatically generate a back order.") })
1882                 break
1883
1884         if product_uos and product_uom and (product_uom != product_uos):
1885             result['product_uos_qty'] = product_qty * uos_coeff['uos_coeff']
1886         else:
1887             result['product_uos_qty'] = product_qty
1888
1889         return {'value': result, 'warning': warning}
1890
1891     def onchange_uos_quantity(self, cr, uid, ids, product_id, product_uos_qty,
1892                           product_uos, product_uom):
1893         """ On change of product quantity finds UoM and UoS quantities
1894         @param product_id: Product id
1895         @param product_uos_qty: Changed UoS Quantity of product
1896         @param product_uom: Unit of measure of product
1897         @param product_uos: Unit of sale of product
1898         @return: Dictionary of values
1899         """
1900         result = {
1901                   'product_qty': 0.00
1902           }
1903         warning = {}
1904
1905         if (not product_id) or (product_uos_qty <=0.0):
1906             result['product_uos_qty'] = 0.0
1907             return {'value': result}
1908
1909         product_obj = self.pool.get('product.product')
1910         uos_coeff = product_obj.read(cr, uid, product_id, ['uos_coeff'])
1911
1912         # Warn if the quantity was decreased
1913         for move in self.read(cr, uid, ids, ['product_uos_qty']):
1914             if product_uos_qty < move['product_uos_qty']:
1915                 warning.update({
1916                    'title': _('Warning: No Back Order'),
1917                    'message': _("By changing the quantity here, you accept the "
1918                                 "new quantity as complete: OpenERP will not "
1919                                 "automatically generate a Back Order.") })
1920                 break
1921
1922         if product_uos and product_uom and (product_uom != product_uos):
1923             result['product_qty'] = product_uos_qty / uos_coeff['uos_coeff']
1924         else:
1925             result['product_qty'] = product_uos_qty
1926         return {'value': result, 'warning': warning}
1927
1928     def onchange_product_id(self, cr, uid, ids, prod_id=False, loc_id=False,
1929                             loc_dest_id=False, partner_id=False):
1930         """ On change of product id, if finds UoM, UoS, quantity and UoS quantity.
1931         @param prod_id: Changed Product id
1932         @param loc_id: Source location id
1933         @param loc_dest_id: Destination location id
1934         @param partner_id: Address id of partner
1935         @return: Dictionary of values
1936         """
1937         if not prod_id:
1938             return {}
1939         user = self.pool.get('res.users').browse(cr, uid, uid)
1940         lang = user and user.lang or False
1941         if partner_id:
1942             addr_rec = self.pool.get('res.partner').browse(cr, uid, partner_id)
1943             if addr_rec:
1944                 lang = addr_rec and addr_rec.lang or False
1945         ctx = {'lang': lang}
1946
1947         product = self.pool.get('product.product').browse(cr, uid, [prod_id], context=ctx)[0]
1948         uos_id  = product.uos_id and product.uos_id.id or False
1949         result = {
1950             'product_uom': product.uom_id.id,
1951             'product_uos': uos_id,
1952             'product_qty': 1.00,
1953             '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'],
1954             'prodlot_id' : False,
1955         }
1956         if not ids:
1957             result['name'] = product.partner_ref
1958         if loc_id:
1959             result['location_id'] = loc_id
1960         if loc_dest_id:
1961             result['location_dest_id'] = loc_dest_id
1962         return {'value': result}
1963
1964     def onchange_move_type(self, cr, uid, ids, type, context=None):
1965         """ On change of move type gives sorce and destination location.
1966         @param type: Move Type
1967         @return: Dictionary of values
1968         """
1969         mod_obj = self.pool.get('ir.model.data')
1970         location_source_id = 'stock_location_stock'
1971         location_dest_id = 'stock_location_stock'
1972         if type == 'in':
1973             location_source_id = 'stock_location_suppliers'
1974             location_dest_id = 'stock_location_stock'
1975         elif type == 'out':
1976             location_source_id = 'stock_location_stock'
1977             location_dest_id = 'stock_location_customers'
1978         try:
1979             source_location = mod_obj.get_object_reference(cr, uid, 'stock', location_source_id)
1980             self.pool.get('stock.location').check_access_rule(cr, uid, [source_location[1]], 'read', context=context)
1981         except (orm.except_orm, ValueError):
1982             source_location = False
1983         try:
1984             dest_location = mod_obj.get_object_reference(cr, uid, 'stock', location_dest_id)
1985             self.pool.get('stock.location').check_access_rule(cr, uid, [dest_location[1]], 'read', context=context)
1986         except (orm.except_orm, ValueError):
1987             dest_location = False
1988         return {'value':{'location_id': source_location and source_location[1] or False, 'location_dest_id': dest_location and dest_location[1] or False}}
1989
1990     def onchange_date(self, cr, uid, ids, date, date_expected, context=None):
1991         """ On change of Scheduled Date gives a Move date.
1992         @param date_expected: Scheduled Date
1993         @param date: Move Date
1994         @return: Move Date
1995         """
1996         if not date_expected:
1997             date_expected = time.strftime('%Y-%m-%d %H:%M:%S')
1998         return {'value':{'date': date_expected}}
1999
2000     def _chain_compute(self, cr, uid, moves, context=None):
2001         """ Finds whether the location has chained location type or not.
2002         @param moves: Stock moves
2003         @return: Dictionary containing destination location with chained location type.
2004         """
2005         result = {}
2006         for m in moves:
2007             dest = self.pool.get('stock.location').chained_location_get(
2008                 cr,
2009                 uid,
2010                 m.location_dest_id,
2011                 m.picking_id and m.picking_id.partner_id and m.picking_id.partner_id,
2012                 m.product_id,
2013                 context
2014             )
2015             if dest:
2016                 if dest[1] == 'transparent':
2017                     newdate = (datetime.strptime(m.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=dest[2] or 0)).strftime('%Y-%m-%d')
2018                     self.write(cr, uid, [m.id], {
2019                         'date': newdate,
2020                         'location_dest_id': dest[0].id})
2021                     if m.picking_id and (dest[3] or dest[5]):
2022                         self.pool.get('stock.picking').write(cr, uid, [m.picking_id.id], {
2023                             'stock_journal_id': dest[3] or m.picking_id.stock_journal_id.id,
2024                             'type': dest[5] or m.picking_id.type
2025                         }, context=context)
2026                     m.location_dest_id = dest[0]
2027                     res2 = self._chain_compute(cr, uid, [m], context=context)
2028                     for pick_id in res2.keys():
2029                         result.setdefault(pick_id, [])
2030                         result[pick_id] += res2[pick_id]
2031                 else:
2032                     result.setdefault(m.picking_id, [])
2033                     result[m.picking_id].append( (m, dest) )
2034         return result
2035
2036     def _prepare_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2037         """Prepare the definition (values) to create a new chained picking.
2038
2039            :param str picking_name: desired new picking name
2040            :param browse_record picking: source picking (being chained to)
2041            :param str picking_type: desired new picking type
2042            :param list moves_todo: specification of the stock moves to be later included in this
2043                picking, in the form::
2044
2045                    [[move, (dest_location, auto_packing, chained_delay, chained_journal,
2046                                   chained_company_id, chained_picking_type)],
2047                     ...
2048                    ]
2049
2050                See also :meth:`stock_location.chained_location_get`.
2051         """
2052         res_company = self.pool.get('res.company')
2053         return {
2054                     'name': picking_name,
2055                     'origin': tools.ustr(picking.origin or ''),
2056                     'type': picking_type,
2057                     'note': picking.note,
2058                     'move_type': picking.move_type,
2059                     'auto_picking': moves_todo[0][1][1] == 'auto',
2060                     'stock_journal_id': moves_todo[0][1][3],
2061                     'company_id': moves_todo[0][1][4] or res_company._company_default_get(cr, uid, 'stock.company', context=context),
2062                     'partner_id': picking.partner_id.id,
2063                     'invoice_state': 'none',
2064                     'date': picking.date,
2065                 }
2066
2067     def _create_chained_picking(self, cr, uid, picking_name, picking, picking_type, moves_todo, context=None):
2068         picking_obj = self.pool.get('stock.picking')
2069         return picking_obj.create(cr, uid, self._prepare_chained_picking(cr, uid, picking_name, picking, picking_type, moves_todo, context=context))
2070
2071     def create_chained_picking(self, cr, uid, moves, context=None):
2072         res_obj = self.pool.get('res.company')
2073         location_obj = self.pool.get('stock.location')
2074         move_obj = self.pool.get('stock.move')
2075         wf_service = netsvc.LocalService("workflow")
2076         new_moves = []
2077         if context is None:
2078             context = {}
2079         seq_obj = self.pool.get('ir.sequence')
2080         for picking, todo in self._chain_compute(cr, uid, moves, context=context).items():
2081             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])
2082             if picking:
2083                 # name of new picking according to its type
2084                 if ptype == 'internal':
2085                     new_pick_name = seq_obj.get(cr, uid,'stock.picking')
2086                 else :
2087                     new_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + ptype)
2088                 pickid = self._create_chained_picking(cr, uid, new_pick_name, picking, ptype, todo, context=context)
2089                 # Need to check name of old picking because it always considers picking as "OUT" when created from Sales Order
2090                 old_ptype = location_obj.picking_type_get(cr, uid, picking.move_lines[0].location_id, picking.move_lines[0].location_dest_id)
2091                 if old_ptype != picking.type:
2092                     old_pick_name = seq_obj.get(cr, uid, 'stock.picking.' + old_ptype)
2093                     self.pool.get('stock.picking').write(cr, uid, [picking.id], {'name': old_pick_name, 'type': old_ptype}, context=context)
2094             else:
2095                 pickid = False
2096             for move, (loc, dummy, delay, dummy, company_id, ptype, invoice_state) in todo:
2097                 new_id = move_obj.copy(cr, uid, move.id, {
2098                     'location_id': move.location_dest_id.id,
2099                     'location_dest_id': loc.id,
2100                     'date': time.strftime('%Y-%m-%d'),
2101                     'picking_id': pickid,
2102                     'state': 'waiting',
2103                     'company_id': company_id or res_obj._company_default_get(cr, uid, 'stock.company', context=context)  ,
2104                     'move_history_ids': [],
2105                     'date_expected': (datetime.strptime(move.date, '%Y-%m-%d %H:%M:%S') + relativedelta(days=delay or 0)).strftime('%Y-%m-%d'),
2106                     'move_history_ids2': []}
2107                 )
2108                 move_obj.write(cr, uid, [move.id], {
2109                     'move_dest_id': new_id,
2110                     'move_history_ids': [(4, new_id)]
2111                 })
2112                 new_moves.append(self.browse(cr, uid, [new_id])[0])
2113             if pickid:
2114                 wf_service.trg_validate(uid, 'stock.picking', pickid, 'button_confirm', cr)
2115         if new_moves:
2116             new_moves += self.create_chained_picking(cr, uid, new_moves, context)
2117         return new_moves
2118
2119     def action_confirm(self, cr, uid, ids, context=None):
2120         """ Confirms stock move.
2121         @return: List of ids.
2122         """
2123         moves = self.browse(cr, uid, ids, context=context)
2124         self.write(cr, uid, ids, {'state': 'confirmed'})
2125         self.create_chained_picking(cr, uid, moves, context)
2126         return []
2127
2128     def action_assign(self, cr, uid, ids, *args):
2129         """ Changes state to confirmed or waiting.
2130         @return: List of values
2131         """
2132         todo = []
2133         for move in self.browse(cr, uid, ids):
2134             if move.state in ('confirmed', 'waiting'):
2135                 todo.append(move.id)
2136         res = self.check_assign(cr, uid, todo)
2137         return res
2138
2139     def force_assign(self, cr, uid, ids, context=None):
2140         """ Changes the state to assigned.
2141         @return: True
2142         """
2143         self.write(cr, uid, ids, {'state': 'assigned'})
2144         wf_service = netsvc.LocalService('workflow')
2145         for move in self.browse(cr, uid, ids, context):
2146             if move.picking_id:
2147                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2148         return True
2149
2150     def cancel_assign(self, cr, uid, ids, context=None):
2151         """ Changes the state to confirmed.
2152         @return: True
2153         """
2154         self.write(cr, uid, ids, {'state': 'confirmed'})
2155
2156         # fix for bug lp:707031
2157         # called write of related picking because changing move availability does
2158         # not trigger workflow of picking in order to change the state of picking
2159         wf_service = netsvc.LocalService('workflow')
2160         for move in self.browse(cr, uid, ids, context):
2161             if move.picking_id:
2162                 wf_service.trg_write(uid, 'stock.picking', move.picking_id.id, cr)
2163         return True
2164
2165     #
2166     # Duplicate stock.move
2167     #
2168     def check_assign(self, cr, uid, ids, context=None):
2169         """ Checks the product type and accordingly writes the state.
2170         @return: No. of moves done
2171         """
2172         done = []
2173         count = 0
2174         pickings = {}
2175         if context is None:
2176             context = {}
2177         for move in self.browse(cr, uid, ids, context=context):
2178             if move.product_id.type == 'consu' or move.location_id.usage == 'supplier':
2179                 if move.state in ('confirmed', 'waiting'):
2180                     done.append(move.id)
2181                 pickings[move.picking_id.id] = 1
2182                 continue
2183             if move.state in ('confirmed', 'waiting'):
2184                 ctx = context.copy()
2185                 ctx.update({'uom': move.product_uom.id})
2186                 if move.prodlot_id:
2187                     ctx.update({'prodlot_id': move.prodlot_id.id})
2188                 # Important: we must pass lock=True to _product_reserve() to avoid race conditions and double reservations
2189                 res = self.pool.get('stock.location')._product_reserve(cr, uid, [move.location_id.id], move.product_id.id, move.product_qty, context=ctx, lock=True)
2190                 if res:
2191                     #_product_available_test depends on the next status for correct functioning
2192                     #the test does not work correctly if the same product occurs multiple times
2193                     #in the same order. This is e.g. the case when using the button 'split in two' of
2194                     #the stock outgoing form
2195                     self.write(cr, uid, [move.id], {'state':'assigned'})
2196                     done.append(move.id)
2197                     pickings[move.picking_id.id] = 1
2198                     r = res.pop(0)
2199                     product_uos_qty = self.pool.get('stock.move').onchange_quantity(cr, uid, ids, move.product_id.id, r[0], move.product_id.uom_id.id, move.product_id.uos_id.id)['value']['product_uos_qty']
2200                     cr.execute('update stock_move set location_id=%s, product_qty=%s, product_uos_qty=%s where id=%s', (r[1], r[0],product_uos_qty, move.id))
2201
2202                     while res:
2203                         r = res.pop(0)
2204                         move_id = self.copy(cr, uid, move.id, {'product_uos_qty': product_uos_qty, 'product_qty': r[0], 'location_id': r[1]})
2205                         done.append(move_id)
2206         if done:
2207             count += len(done)
2208             self.write(cr, uid, done, {'state': 'assigned'})
2209
2210         if count:
2211             for pick_id in pickings:
2212                 wf_service = netsvc.LocalService("workflow")
2213                 wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2214         return count
2215
2216     def setlast_tracking(self, cr, uid, ids, context=None):
2217         tracking_obj = self.pool.get('stock.tracking')
2218         picking = self.browse(cr, uid, ids, context=context)[0].picking_id
2219         if picking:
2220             last_track = [line.tracking_id.id for line in picking.move_lines if line.tracking_id]
2221             if not last_track:
2222                 last_track = tracking_obj.create(cr, uid, {}, context=context)
2223             else:
2224                 last_track.sort()
2225                 last_track = last_track[-1]
2226             self.write(cr, uid, ids, {'tracking_id': last_track})
2227         return True
2228
2229     #
2230     # Cancel move => cancel others move and pickings
2231     #
2232     def action_cancel(self, cr, uid, ids, context=None):
2233         """ Cancels the moves and if all moves are cancelled it cancels the picking.
2234         @return: True
2235         """
2236         if not len(ids):
2237             return True
2238         if context is None:
2239             context = {}
2240         pickings = set()
2241         for move in self.browse(cr, uid, ids, context=context):
2242             if move.state in ('confirmed', 'waiting', 'assigned', 'draft'):
2243                 if move.picking_id:
2244                     pickings.add(move.picking_id.id)
2245             if move.move_dest_id and move.move_dest_id.state == 'waiting':
2246                 self.write(cr, uid, [move.move_dest_id.id], {'state': 'confirmed'})
2247                 if context.get('call_unlink',False) and move.move_dest_id.picking_id:
2248                     wf_service = netsvc.LocalService("workflow")
2249                     wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2250         self.write(cr, uid, ids, {'state': 'cancel', 'move_dest_id': False})
2251         if not context.get('call_unlink',False):
2252             for pick in self.pool.get('stock.picking').browse(cr, uid, list(pickings), context=context):
2253                 if all(move.state == 'cancel' for move in pick.move_lines):
2254                     self.pool.get('stock.picking').write(cr, uid, [pick.id], {'state': 'cancel'})
2255
2256         wf_service = netsvc.LocalService("workflow")
2257         for id in ids:
2258             wf_service.trg_trigger(uid, 'stock.move', id, cr)
2259         return True
2260
2261     def _get_accounting_data_for_valuation(self, cr, uid, move, context=None):
2262         """
2263         Return the accounts and journal to use to post Journal Entries for the real-time
2264         valuation of the move.
2265
2266         :param context: context dictionary that can explicitly mention the company to consider via the 'force_company' key
2267         :raise: osv.except_osv() is any mandatory account or journal is not defined.
2268         """
2269         product_obj=self.pool.get('product.product')
2270         accounts = product_obj.get_product_accounts(cr, uid, move.product_id.id, context)
2271         if move.location_id.valuation_out_account_id:
2272             acc_src = move.location_id.valuation_out_account_id.id
2273         else:
2274             acc_src = accounts['stock_account_input']
2275
2276         if move.location_dest_id.valuation_in_account_id:
2277             acc_dest = move.location_dest_id.valuation_in_account_id.id
2278         else:
2279             acc_dest = accounts['stock_account_output']
2280
2281         acc_valuation = accounts.get('property_stock_valuation_account_id', False)
2282         journal_id = accounts['stock_journal']
2283
2284         if acc_dest == acc_valuation:
2285             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Output Account of this product and Valuation account on category of this product are same.'))
2286
2287         if acc_src == acc_valuation:
2288             raise osv.except_osv(_('Error!'),  _('Cannot create Journal Entry, Input Account of this product and Valuation account on category of this product are same.'))
2289
2290         if not acc_src:
2291             raise osv.except_osv(_('Error!'),  _('Please define stock input account for this product or its category: "%s" (id: %d)') % \
2292                                     (move.product_id.name, move.product_id.id,))
2293         if not acc_dest:
2294             raise osv.except_osv(_('Error!'),  _('Please define stock output account for this product or its category: "%s" (id: %d)') % \
2295                                     (move.product_id.name, move.product_id.id,))
2296         if not journal_id:
2297             raise osv.except_osv(_('Error!'), _('Please define journal on the product category: "%s" (id: %d)') % \
2298                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2299         if not acc_valuation:
2300             raise osv.except_osv(_('Error!'), _('Please define inventory valuation account on the product category: "%s" (id: %d)') % \
2301                                     (move.product_id.categ_id.name, move.product_id.categ_id.id,))
2302         return journal_id, acc_src, acc_dest, acc_valuation
2303
2304     def _get_reference_accounting_values_for_valuation(self, cr, uid, move, context=None):
2305         """
2306         Return the reference amount and reference currency representing the inventory valuation for this move.
2307         These reference values should possibly be converted before being posted in Journals to adapt to the primary
2308         and secondary currencies of the relevant accounts.
2309         """
2310         product_uom_obj = self.pool.get('product.uom')
2311
2312         # by default the reference currency is that of the move's company
2313         reference_currency_id = move.company_id.currency_id.id
2314
2315         default_uom = move.product_id.uom_id.id
2316         qty = product_uom_obj._compute_qty(cr, uid, move.product_uom.id, move.product_qty, default_uom)
2317
2318         # if product is set to average price and a specific value was entered in the picking wizard,
2319         # we use it
2320         if move.product_id.cost_method == 'average' and move.price_unit:
2321             reference_amount = qty * move.price_unit
2322             reference_currency_id = move.price_currency_id.id or reference_currency_id
2323
2324         # Otherwise we default to the company's valuation price type, considering that the values of the
2325         # valuation field are expressed in the default currency of the move's company.
2326         else:
2327             if context is None:
2328                 context = {}
2329             currency_ctx = dict(context, currency_id = move.company_id.currency_id.id)
2330             amount_unit = move.product_id.price_get('standard_price', context=currency_ctx)[move.product_id.id]
2331             reference_amount = amount_unit * qty
2332
2333         return reference_amount, reference_currency_id
2334
2335
2336     def _create_product_valuation_moves(self, cr, uid, move, context=None):
2337         """
2338         Generate the appropriate accounting moves if the product being moves is subject
2339         to real_time valuation tracking, and the source or destination location is
2340         a transit location or is outside of the company.
2341         """
2342         if move.product_id.valuation == 'real_time': # FIXME: product valuation should perhaps be a property?
2343             if context is None:
2344                 context = {}
2345             src_company_ctx = dict(context,force_company=move.location_id.company_id.id)
2346             dest_company_ctx = dict(context,force_company=move.location_dest_id.company_id.id)
2347             account_moves = []
2348             # Outgoing moves (or cross-company output part)
2349             if move.location_id.company_id \
2350                 and (move.location_id.usage == 'internal' and move.location_dest_id.usage != 'internal'\
2351                      or move.location_id.company_id != move.location_dest_id.company_id):
2352                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, src_company_ctx)
2353                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2354                 #returning goods to supplier
2355                 if move.location_dest_id.usage == 'supplier':
2356                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_src, reference_amount, reference_currency_id, context))]
2357                 else:
2358                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_valuation, acc_dest, reference_amount, reference_currency_id, context))]
2359
2360             # Incoming moves (or cross-company input part)
2361             if move.location_dest_id.company_id \
2362                 and (move.location_id.usage != 'internal' and move.location_dest_id.usage == 'internal'\
2363                      or move.location_id.company_id != move.location_dest_id.company_id):
2364                 journal_id, acc_src, acc_dest, acc_valuation = self._get_accounting_data_for_valuation(cr, uid, move, dest_company_ctx)
2365                 reference_amount, reference_currency_id = self._get_reference_accounting_values_for_valuation(cr, uid, move, src_company_ctx)
2366                 #goods return from customer
2367                 if move.location_id.usage == 'customer':
2368                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_dest, acc_valuation, reference_amount, reference_currency_id, context))]
2369                 else:
2370                     account_moves += [(journal_id, self._create_account_move_line(cr, uid, move, acc_src, acc_valuation, reference_amount, reference_currency_id, context))]
2371
2372             move_obj = self.pool.get('account.move')
2373             for j_id, move_lines in account_moves:
2374                 move_obj.create(cr, uid,
2375                         {
2376                          'journal_id': j_id,
2377                          'line_id': move_lines,
2378                          'ref': move.picking_id and move.picking_id.name})
2379
2380     def action_done(self, cr, uid, ids, context=None):
2381         """ Makes the move done and if all moves are done, it will finish the picking.
2382         @return:
2383         """
2384         picking_ids = []
2385         move_ids = []
2386         wf_service = netsvc.LocalService("workflow")
2387         if context is None:
2388             context = {}
2389
2390         todo = []
2391         for move in self.browse(cr, uid, ids, context=context):
2392             if move.state=="draft":
2393                 todo.append(move.id)
2394         if todo:
2395             self.action_confirm(cr, uid, todo, context=context)
2396             todo = []
2397
2398         for move in self.browse(cr, uid, ids, context=context):
2399             if move.state in ['done','cancel']:
2400                 continue
2401             move_ids.append(move.id)
2402
2403             if move.picking_id:
2404                 picking_ids.append(move.picking_id.id)
2405             if move.move_dest_id.id and (move.state != 'done'):
2406                 # Downstream move should only be triggered if this move is the last pending upstream move
2407                 other_upstream_move_ids = self.search(cr, uid, [('id','!=',move.id),('state','not in',['done','cancel']),
2408                                             ('move_dest_id','=',move.move_dest_id.id)], context=context)
2409                 if not other_upstream_move_ids:
2410                     self.write(cr, uid, [move.id], {'move_history_ids': [(4, move.move_dest_id.id)]})
2411                     if move.move_dest_id.state in ('waiting', 'confirmed'):
2412                         self.force_assign(cr, uid, [move.move_dest_id.id], context=context)
2413                         if move.move_dest_id.picking_id:
2414                             wf_service.trg_write(uid, 'stock.picking', move.move_dest_id.picking_id.id, cr)
2415                         if move.move_dest_id.auto_validate:
2416                             self.action_done(cr, uid, [move.move_dest_id.id], context=context)
2417
2418             self._create_product_valuation_moves(cr, uid, move, context=context)
2419             if move.state not in ('confirmed','done','assigned'):
2420                 todo.append(move.id)
2421
2422         if todo:
2423             self.action_confirm(cr, uid, todo, context=context)
2424
2425         self.write(cr, uid, move_ids, {'state': 'done', 'date': time.strftime(DEFAULT_SERVER_DATETIME_FORMAT)}, context=context)
2426         for id in move_ids:
2427              wf_service.trg_trigger(uid, 'stock.move', id, cr)
2428
2429         for pick_id in picking_ids:
2430             wf_service.trg_write(uid, 'stock.picking', pick_id, cr)
2431
2432         return True
2433
2434     def _create_account_move_line(self, cr, uid, move, src_account_id, dest_account_id, reference_amount, reference_currency_id, context=None):
2435         """
2436         Generate the account.move.line values to post to track the stock valuation difference due to the
2437         processing of the given stock move.
2438         """
2439         # prepare default values considering that the destination accounts have the reference_currency_id as their main currency
2440         partner_id = (move.picking_id.partner_id and self.pool.get('res.partner')._find_accounting_partner(move.picking_id.partner_id).id) or False
2441         debit_line_vals = {
2442                     'name': move.name,
2443                     'product_id': move.product_id and move.product_id.id or False,
2444                     'quantity': move.product_qty,
2445                     'ref': move.picking_id and move.picking_id.name or False,
2446                     'date': time.strftime('%Y-%m-%d'),
2447                     'partner_id': partner_id,
2448                     'debit': reference_amount,
2449                     'account_id': dest_account_id,
2450         }
2451         credit_line_vals = {
2452                     'name': move.name,
2453                     'product_id': move.product_id and move.product_id.id or False,
2454                     'quantity': move.product_qty,
2455                     'ref': move.picking_id and move.picking_id.name or False,
2456                     'date': time.strftime('%Y-%m-%d'),
2457                     'partner_id': partner_id,
2458                     'credit': reference_amount,
2459                     'account_id': src_account_id,
2460         }
2461
2462         # if we are posting to accounts in a different currency, provide correct values in both currencies correctly
2463         # when compatible with the optional secondary currency on the account.
2464         # Financial Accounts only accept amounts in secondary currencies if there's no secondary currency on the account
2465         # or if it's the same as that of the secondary amount being posted.
2466         account_obj = self.pool.get('account.account')
2467         src_acct, dest_acct = account_obj.browse(cr, uid, [src_account_id, dest_account_id], context=context)
2468         src_main_currency_id = src_acct.company_id.currency_id.id
2469         dest_main_currency_id = dest_acct.company_id.currency_id.id
2470         cur_obj = self.pool.get('res.currency')
2471         if reference_currency_id != src_main_currency_id:
2472             # fix credit line:
2473             credit_line_vals['credit'] = cur_obj.compute(cr, uid, reference_currency_id, src_main_currency_id, reference_amount, context=context)
2474             if (not src_acct.currency_id) or src_acct.currency_id.id == reference_currency_id:
2475                 credit_line_vals.update(currency_id=reference_currency_id, amount_currency=-reference_amount)
2476         if reference_currency_id != dest_main_currency_id:
2477             # fix debit line:
2478             debit_line_vals['debit'] = cur_obj.compute(cr, uid, reference_currency_id, dest_main_currency_id, reference_amount, context=context)
2479             if (not dest_acct.currency_id) or dest_acct.currency_id.id == reference_currency_id:
2480                 debit_line_vals.update(currency_id=reference_currency_id, amount_currency=reference_amount)
2481
2482         return [(0, 0, debit_line_vals), (0, 0, credit_line_vals)]
2483
2484     def unlink(self, cr, uid, ids, context=None):
2485         if context is None:
2486             context = {}
2487         ctx = context.copy()
2488         for move in self.browse(cr, uid, ids, context=context):
2489             if move.state != 'draft' and not ctx.get('call_unlink', False):
2490                 raise osv.except_osv(_('User Error!'), _('You can only delete draft moves.'))
2491         return super(stock_move, self).unlink(
2492             cr, uid, ids, context=ctx)
2493
2494     # _create_lot function is not used anywhere
2495     def _create_lot(self, cr, uid, ids, product_id, prefix=False):
2496         """ Creates production lot
2497         @return: Production lot id
2498         """
2499         prodlot_obj = self.pool.get('stock.production.lot')
2500         prodlot_id = prodlot_obj.create(cr, uid, {'prefix': prefix, 'product_id': product_id})
2501         return prodlot_id
2502
2503     def action_scrap(self, cr, uid, ids, quantity, location_id, context=None):
2504         """ Move the scrap/damaged product into scrap location
2505         @param cr: the database cursor
2506         @param uid: the user id
2507         @param ids: ids of stock move object to be scrapped
2508         @param quantity : specify scrap qty
2509         @param location_id : specify scrap location
2510         @param context: context arguments
2511         @return: Scraped lines
2512         """
2513         #quantity should in MOVE UOM
2514         if quantity <= 0:
2515             raise osv.except_osv(_('Warning!'), _('Please provide a positive quantity to scrap.'))
2516         res = []
2517         for move in self.browse(cr, uid, ids, context=context):
2518             source_location = move.location_id
2519             if move.state == 'done':
2520                 source_location = move.location_dest_id
2521             if source_location.usage != 'internal':
2522                 #restrict to scrap from a virtual location because it's meaningless and it may introduce errors in stock ('creating' new products from nowhere)
2523                 raise osv.except_osv(_('Error!'), _('Forbidden operation: it is not allowed to scrap products from a virtual location.'))
2524             move_qty = move.product_qty
2525             uos_qty = quantity / move_qty * move.product_uos_qty
2526             default_val = {
2527                 'location_id': source_location.id,
2528                 'product_qty': quantity,
2529                 'product_uos_qty': uos_qty,
2530                 'state': move.state,
2531                 'scrapped': True,
2532                 'location_dest_id': location_id,
2533                 'tracking_id': move.tracking_id.id,
2534                 'prodlot_id': move.prodlot_id.id,
2535             }
2536             new_move = self.copy(cr, uid, move.id, default_val)
2537
2538             res += [new_move]
2539             product_obj = self.pool.get('product.product')
2540             for product in product_obj.browse(cr, uid, [move.product_id.id], context=context):
2541                 if move.picking_id:
2542                     uom = product.uom_id.name if product.uom_id else ''
2543                     message = _("%s %s %s has been <b>moved to</b> scrap.") % (quantity, uom, product.name)
2544                     move.picking_id.message_post(body=message)
2545
2546         self.action_done(cr, uid, res, context=context)
2547         return res
2548
2549     # action_split function is not used anywhere
2550     # FIXME: deprecate this method
2551     def action_split(self, cr, uid, ids, quantity, split_by_qty=1, prefix=False, with_lot=True, context=None):
2552         """ Split Stock Move lines into production lot which specified split by quantity.
2553         @param cr: the database cursor
2554         @param uid: the user id
2555         @param ids: ids of stock move object to be splited
2556         @param split_by_qty : specify split by qty
2557         @param prefix : specify prefix of production lot
2558         @param with_lot : if true, prodcution lot will assign for split line otherwise not.
2559         @param context: context arguments
2560         @return: Splited move lines
2561         """
2562
2563         if context is None:
2564             context = {}
2565         if quantity <= 0:
2566             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2567
2568         res = []
2569
2570         for move in self.browse(cr, uid, ids, context=context):
2571             if split_by_qty <= 0 or quantity == 0:
2572                 return res
2573
2574             uos_qty = split_by_qty / move.product_qty * move.product_uos_qty
2575
2576             quantity_rest = quantity % split_by_qty
2577             uos_qty_rest = split_by_qty / move.product_qty * move.product_uos_qty
2578
2579             update_val = {
2580                 'product_qty': split_by_qty,
2581                 'product_uos_qty': uos_qty,
2582             }
2583             for idx in range(int(quantity//split_by_qty)):
2584                 if not idx and move.product_qty<=quantity:
2585                     current_move = move.id
2586                 else:
2587                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2588                 res.append(current_move)
2589                 if with_lot:
2590                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2591
2592                 self.write(cr, uid, [current_move], update_val)
2593
2594
2595             if quantity_rest > 0:
2596                 idx = int(quantity//split_by_qty)
2597                 update_val['product_qty'] = quantity_rest
2598                 update_val['product_uos_qty'] = uos_qty_rest
2599                 if not idx and move.product_qty<=quantity:
2600                     current_move = move.id
2601                 else:
2602                     current_move = self.copy(cr, uid, move.id, {'state': move.state})
2603
2604                 res.append(current_move)
2605
2606
2607                 if with_lot:
2608                     update_val['prodlot_id'] = self._create_lot(cr, uid, [current_move], move.product_id.id)
2609
2610                 self.write(cr, uid, [current_move], update_val)
2611         return res
2612
2613     def action_consume(self, cr, uid, ids, quantity, location_id=False, context=None):
2614         """ Consumed product with specific quatity from specific source location
2615         @param cr: the database cursor
2616         @param uid: the user id
2617         @param ids: ids of stock move object to be consumed
2618         @param quantity : specify consume quantity
2619         @param location_id : specify source location
2620         @param context: context arguments
2621         @return: Consumed lines
2622         """
2623         #quantity should in MOVE UOM
2624         if context is None:
2625             context = {}
2626         if quantity <= 0:
2627             raise osv.except_osv(_('Warning!'), _('Please provide proper quantity.'))
2628         res = []
2629         for move in self.browse(cr, uid, ids, context=context):
2630             move_qty = move.product_qty
2631             if move_qty <= 0:
2632                 raise osv.except_osv(_('Error!'), _('Cannot consume a move with negative or zero quantity.'))
2633             quantity_rest = move.product_qty
2634             quantity_rest -= quantity
2635             uos_qty_rest = quantity_rest / move_qty * move.product_uos_qty
2636             if quantity_rest <= 0:
2637                 quantity_rest = 0
2638                 uos_qty_rest = 0
2639                 quantity = move.product_qty
2640
2641             uos_qty = quantity / move_qty * move.product_uos_qty
2642             if quantity_rest > 0:
2643                 default_val = {
2644                     'product_qty': quantity,
2645                     'product_uos_qty': uos_qty,
2646                     'state': move.state,
2647                     'location_id': location_id or move.location_id.id,
2648                 }
2649                 current_move = self.copy(cr, uid, move.id, default_val)
2650                 res += [current_move]
2651                 update_val = {}
2652                 update_val['product_qty'] = quantity_rest
2653                 update_val['product_uos_qty'] = uos_qty_rest
2654                 self.write(cr, uid, [move.id], update_val)
2655
2656             else:
2657                 quantity_rest = quantity
2658                 uos_qty_rest =  uos_qty
2659                 res += [move.id]
2660                 update_val = {
2661                         'product_qty' : quantity_rest,
2662                         'product_uos_qty' : uos_qty_rest,
2663                         'location_id': location_id or move.location_id.id,
2664                 }
2665                 self.write(cr, uid, [move.id], update_val)
2666
2667         self.action_done(cr, uid, res, context=context)
2668
2669         return res
2670
2671     # FIXME: needs refactoring, this code is partially duplicated in stock_picking.do_partial()!
2672     def do_partial(self, cr, uid, ids, partial_datas, context=None):
2673         """ Makes partial pickings and moves done.
2674         @param partial_datas: Dictionary containing details of partial picking
2675                           like partner_id, delivery_date, delivery
2676                           moves with product_id, product_qty, uom
2677         """
2678         res = {}
2679         picking_obj = self.pool.get('stock.picking')
2680         product_obj = self.pool.get('product.product')
2681         currency_obj = self.pool.get('res.currency')
2682         uom_obj = self.pool.get('product.uom')
2683         wf_service = netsvc.LocalService("workflow")
2684
2685         if context is None:
2686             context = {}
2687
2688         complete, too_many, too_few = [], [], []
2689         move_product_qty = {}
2690         prodlot_ids = {}
2691         for move in self.browse(cr, uid, ids, context=context):
2692             if move.state in ('done', 'cancel'):
2693                 continue
2694             partial_data = partial_datas.get('move%s'%(move.id), False)
2695             assert partial_data, _('Missing partial picking data for move #%s.') % (move.id)
2696             product_qty = partial_data.get('product_qty',0.0)
2697             move_product_qty[move.id] = product_qty
2698             product_uom = partial_data.get('product_uom',False)
2699             product_price = partial_data.get('product_price',0.0)
2700             product_currency = partial_data.get('product_currency',False)
2701             prodlot_ids[move.id] = partial_data.get('prodlot_id')
2702             if move.product_qty == product_qty:
2703                 complete.append(move)
2704             elif move.product_qty > product_qty:
2705                 too_few.append(move)
2706             else:
2707                 too_many.append(move)
2708
2709             # Average price computation
2710             if (move.picking_id.type == 'in') and (move.product_id.cost_method == 'average'):
2711                 product = product_obj.browse(cr, uid, move.product_id.id)
2712                 move_currency_id = move.company_id.currency_id.id
2713                 context['currency_id'] = move_currency_id
2714                 qty = uom_obj._compute_qty(cr, uid, product_uom, product_qty, product.uom_id.id)
2715                 if qty > 0:
2716                     new_price = currency_obj.compute(cr, uid, product_currency,
2717                             move_currency_id, product_price)
2718                     new_price = uom_obj._compute_price(cr, uid, product_uom, new_price,
2719                             product.uom_id.id)
2720                     if product.qty_available <= 0:
2721                         new_std_price = new_price
2722                     else:
2723                         # Get the standard price
2724                         amount_unit = product.price_get('standard_price', context=context)[product.id]
2725                         new_std_price = ((amount_unit * product.qty_available)\
2726                             + (new_price * qty))/(product.qty_available + qty)
2727
2728                     product_obj.write(cr, uid, [product.id],{'standard_price': new_std_price})
2729
2730                     # Record the values that were chosen in the wizard, so they can be
2731                     # used for inventory valuation if real-time valuation is enabled.
2732                     self.write(cr, uid, [move.id],
2733                                 {'price_unit': product_price,
2734                                  'price_currency_id': product_currency,
2735                                 })
2736
2737         for move in too_few:
2738             product_qty = move_product_qty[move.id]
2739             if product_qty != 0:
2740                 defaults = {
2741                             'product_qty' : product_qty,
2742                             'product_uos_qty': product_qty,
2743                             'picking_id' : move.picking_id.id,
2744                             'state': 'assigned',
2745                             'move_dest_id': False,
2746                             'price_unit': move.price_unit,
2747                             }
2748                 prodlot_id = prodlot_ids[move.id]
2749                 if prodlot_id:
2750                     defaults.update(prodlot_id=prodlot_id)
2751                 new_move = self.copy(cr, uid, move.id, defaults)
2752                 complete.append(self.browse(cr, uid, new_move))
2753             self.write(cr, uid, [move.id],
2754                     {
2755                         'product_qty': move.product_qty - product_qty,
2756                         'product_uos_qty': move.product_qty - product_qty,
2757                         'prodlot_id': False,
2758                         'tracking_id': False,
2759                     })
2760
2761
2762         for move in too_many:
2763             self.write(cr, uid, [move.id],
2764                     {
2765                         'product_qty': move.product_qty,
2766                         'product_uos_qty': move.product_qty,
2767                     })
2768             complete.append(move)
2769
2770         for move in complete:
2771             if prodlot_ids.get(move.id):
2772                 self.write(cr, uid, [move.id],{'prodlot_id': prodlot_ids.get(move.id)})
2773             self.action_done(cr, uid, [move.id], context=context)
2774             if  move.picking_id.id :
2775                 # TOCHECK : Done picking if all moves are done
2776                 cr.execute("""
2777                     SELECT move.id FROM stock_picking pick
2778                     RIGHT JOIN stock_move move ON move.picking_id = pick.id AND move.state = %s
2779                     WHERE pick.id = %s""",
2780                             ('done', move.picking_id.id))
2781                 res = cr.fetchall()
2782                 if len(res) == len(move.picking_id.move_lines):
2783                     picking_obj.action_move(cr, uid, [move.picking_id.id])
2784                     wf_service.trg_validate(uid, 'stock.picking', move.picking_id.id, 'button_done', cr)
2785
2786         return [move.id for move in complete]
2787
2788 stock_move()
2789
2790 class stock_inventory(osv.osv):
2791     _name = "stock.inventory"
2792     _description = "Inventory"
2793     _columns = {
2794         'name': fields.char('Inventory Reference', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
2795         'date': fields.datetime('Creation Date', required=True, readonly=True, states={'draft': [('readonly', False)]}),
2796         'date_done': fields.datetime('Date done'),
2797         'inventory_line_id': fields.one2many('stock.inventory.line', 'inventory_id', 'Inventories', readonly=True, states={'draft': [('readonly', False)]}),
2798         'move_ids': fields.many2many('stock.move', 'stock_inventory_move_rel', 'inventory_id', 'move_id', 'Created Moves'),
2799         'state': fields.selection( (('draft', 'Draft'), ('cancel','Cancelled'), ('confirm','Confirmed'), ('done', 'Done')), 'Status', readonly=True, select=True),
2800         'company_id': fields.many2one('res.company', 'Company', required=True, select=True, readonly=True, states={'draft':[('readonly',False)]}),
2801
2802     }
2803     _defaults = {
2804         'date': lambda *a: time.strftime('%Y-%m-%d %H:%M:%S'),
2805         'state': 'draft',
2806         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c)
2807     }
2808
2809     def copy(self, cr, uid, id, default=None, context=None):
2810         if default is None:
2811             default = {}
2812         default = default.copy()
2813         default.update({'move_ids': [], 'date_done': False})
2814         return super(stock_inventory, self).copy(cr, uid, id, default, context=context)
2815
2816     def _inventory_line_hook(self, cr, uid, inventory_line, move_vals):
2817         """ Creates a stock move from an inventory line
2818         @param inventory_line:
2819         @param move_vals:
2820         @return:
2821         """
2822         return self.pool.get('stock.move').create(cr, uid, move_vals)
2823
2824     def action_done(self, cr, uid, ids, context=None):
2825         """ Finish the inventory
2826         @return: True
2827         """
2828         if context is None:
2829             context = {}
2830         move_obj = self.pool.get('stock.move')
2831         for inv in self.browse(cr, uid, ids, context=context):
2832             move_obj.action_done(cr, uid, [x.id for x in inv.move_ids], context=context)
2833             self.write(cr, uid, [inv.id], {'state':'done', 'date_done': time.strftime('%Y-%m-%d %H:%M:%S')}, context=context)
2834         return True
2835
2836     def action_confirm(self, cr, uid, ids, context=None):
2837         """ Confirm the inventory and writes its finished date
2838         @return: True
2839         """
2840         if context is None:
2841             context = {}
2842         # to perform the correct inventory corrections we need analyze stock location by
2843         # location, never recursively, so we use a special context
2844         product_context = dict(context, compute_child=False)
2845
2846         location_obj = self.pool.get('stock.location')
2847         for inv in self.browse(cr, uid, ids, context=context):
2848             move_ids = []
2849             for line in inv.inventory_line_id:
2850                 pid = line.product_id.id
2851                 product_context.update(uom=line.product_uom.id, to_date=inv.date, date=inv.date, prodlot_id=line.prod_lot_id.id)
2852                 amount = location_obj._product_get(cr, uid, line.location_id.id, [pid], product_context)[pid]
2853                 change = line.product_qty - amount
2854                 lot_id = line.prod_lot_id.id
2855                 if change:
2856                     location_id = line.product_id.property_stock_inventory.id
2857                     value = {
2858                         'name': _('INV:') + (line.inventory_id.name or ''),
2859                         'product_id': line.product_id.id,
2860                         'product_uom': line.product_uom.id,
2861                         'prodlot_id': lot_id,
2862                         'date': inv.date,
2863                     }
2864
2865                     if change > 0:
2866                         value.update( {
2867                             'product_qty': change,
2868                             'location_id': location_id,
2869                             'location_dest_id': line.location_id.id,
2870                         })
2871                     else:
2872                         value.update( {
2873                             'product_qty': -change,
2874                             'location_id': line.location_id.id,
2875                             'location_dest_id': location_id,
2876                         })
2877                     move_ids.append(self._inventory_line_hook(cr, uid, line, value))
2878             self.write(cr, uid, [inv.id], {'state': 'confirm', 'move_ids': [(6, 0, move_ids)]})
2879             self.pool.get('stock.move').action_confirm(cr, uid, move_ids, context=context)
2880         return True
2881
2882     def action_cancel_draft(self, cr, uid, ids, context=None):
2883         """ Cancels the stock move and change inventory state to draft.
2884         @return: True
2885         """
2886         for inv in self.browse(cr, uid, ids, context=context):
2887             self.pool.get('stock.move').action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2888             self.write(cr, uid, [inv.id], {'state':'draft'}, context=context)
2889         return True
2890
2891     def action_cancel_inventory(self, cr, uid, ids, context=None):
2892         """ Cancels both stock move and inventory
2893         @return: True
2894         """
2895         move_obj = self.pool.get('stock.move')
2896         account_move_obj = self.pool.get('account.move')
2897         for inv in self.browse(cr, uid, ids, context=context):
2898             move_obj.action_cancel(cr, uid, [x.id for x in inv.move_ids], context=context)
2899             for move in inv.move_ids:
2900                  account_move_ids = account_move_obj.search(cr, uid, [('name', '=', move.name)])
2901                  if account_move_ids:
2902                      account_move_data_l = account_move_obj.read(cr, uid, account_move_ids, ['state'], context=context)
2903                      for account_move in account_move_data_l:
2904                          if account_move['state'] == 'posted':
2905                              raise osv.except_osv(_('User Error!'),
2906                                                   _('In order to cancel this inventory, you must first unpost related journal entries.'))
2907                          account_move_obj.unlink(cr, uid, [account_move['id']], context=context)
2908             self.write(cr, uid, [inv.id], {'state': 'cancel'}, context=context)
2909         return True
2910
2911 stock_inventory()
2912
2913 class stock_inventory_line(osv.osv):
2914     _name = "stock.inventory.line"
2915     _description = "Inventory Line"
2916     _rec_name = "inventory_id"
2917     _columns = {
2918         'inventory_id': fields.many2one('stock.inventory', 'Inventory', ondelete='cascade', select=True),
2919         'location_id': fields.many2one('stock.location', 'Location', required=True),
2920         'product_id': fields.many2one('product.product', 'Product', required=True, select=True),
2921         'product_uom': fields.many2one('product.uom', 'Product Unit of Measure', required=True),
2922         'product_qty': fields.float('Quantity', digits_compute=dp.get_precision('Product Unit of Measure')),
2923         'company_id': fields.related('inventory_id','company_id',type='many2one',relation='res.company',string='Company',store=True, select=True, readonly=True),
2924         'prod_lot_id': fields.many2one('stock.production.lot', 'Serial Number', domain="[('product_id','=',product_id)]"),
2925         'state': fields.related('inventory_id','state',type='char',string='Status',readonly=True),
2926     }
2927
2928     def _default_stock_location(self, cr, uid, context=None):
2929         try:
2930             location_model, location_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_stock')
2931             self.pool.get('stock.location').check_access_rule(cr, uid, [location_id], 'read', context=context)
2932         except (orm.except_orm, ValueError):
2933             location_id = False
2934         return location_id
2935
2936     _defaults = {
2937         'location_id': _default_stock_location
2938     }
2939
2940     def on_change_product_id(self, cr, uid, ids, location_id, product, uom=False, to_date=False):
2941         """ Changes UoM and name if product_id changes.
2942         @param location_id: Location id
2943         @param product: Changed product_id
2944         @param uom: UoM product
2945         @return:  Dictionary of changed values
2946         """
2947         if not product:
2948             return {'value': {'product_qty': 0.0, 'product_uom': False, 'prod_lot_id': False}}
2949         obj_product = self.pool.get('product.product').browse(cr, uid, product)
2950         uom = uom or obj_product.uom_id.id
2951         amount = self.pool.get('stock.location')._product_get(cr, uid, location_id, [product], {'uom': uom, 'to_date': to_date, 'compute_child': False})[product]
2952         result = {'product_qty': amount, 'product_uom': uom, 'prod_lot_id': False}
2953         return {'value': result}
2954
2955 stock_inventory_line()
2956
2957 #----------------------------------------------------------
2958 # Stock Warehouse
2959 #----------------------------------------------------------
2960 class stock_warehouse(osv.osv):
2961     _name = "stock.warehouse"
2962     _description = "Warehouse"
2963     _columns = {
2964         'name': fields.char('Name', size=128, required=True, select=True),
2965         'company_id': fields.many2one('res.company', 'Company', required=True, select=True),
2966         'partner_id': fields.many2one('res.partner', 'Owner Address'),
2967         'lot_input_id': fields.many2one('stock.location', 'Location Input', required=True, domain=[('usage','<>','view')]),
2968         'lot_stock_id': fields.many2one('stock.location', 'Location Stock', required=True, domain=[('usage','=','internal')]),
2969         'lot_output_id': fields.many2one('stock.location', 'Location Output', required=True, domain=[('usage','<>','view')]),
2970     }
2971
2972     def _default_lot_input_stock_id(self, cr, uid, context=None):
2973         try:
2974             lot_input_stock_model, lot_input_stock_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_stock')
2975             self.pool.get('stock.location').check_access_rule(cr, uid, [lot_input_stock_id], 'read', context=context)
2976         except (ValueError, orm.except_orm):
2977             # the user does not have read access on the location or it does not exists
2978             lot_input_stock_id = False
2979         return lot_input_stock_id
2980
2981     def _default_lot_output_id(self, cr, uid, context=None):
2982         try:
2983             lot_output_model, lot_output_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'stock', 'stock_location_output')
2984             self.pool.get('stock.location').check_access_rule(cr, uid, [lot_output_id], 'read', context=context)
2985         except (ValueError, orm.except_orm):
2986             # the user does not have read access on the location or it does not exists
2987             lot_output_id = False
2988         return lot_output_id
2989
2990     _defaults = {
2991         'company_id': lambda self, cr, uid, c: self.pool.get('res.company')._company_default_get(cr, uid, 'stock.inventory', context=c),
2992         'lot_input_id': _default_lot_input_stock_id,
2993         'lot_stock_id': _default_lot_input_stock_id,
2994         'lot_output_id': _default_lot_output_id,
2995     }
2996
2997 stock_warehouse()
2998
2999 #----------------------------------------------------------
3000 # "Empty" Classes that are used to vary from the original stock.picking  (that are dedicated to the internal pickings)
3001 #   in order to offer a different usability with different views, labels, available reports/wizards...
3002 #----------------------------------------------------------
3003 class stock_picking_in(osv.osv):
3004     _name = "stock.picking.in"
3005     _inherit = "stock.picking"
3006     _table = "stock_picking"
3007     _description = "Incoming Shipments"
3008
3009     def search(self, cr, user, args, offset=0, limit=None, order=None, context=None, count=False):
3010         return self.pool.get('stock.picking').search(cr, user, args, offset, limit, order, context, count)
3011
3012     def read(self, cr, uid, ids, fields=None, context=None, load='_classic_read'):
3013         return self.pool.get('stock.picking').read(cr, uid, ids, fields=fields, context=context, load=load)
3014
3015     def check_access_rights(self, cr, uid, operation, raise_exception=True):
3016         #override in order to redirect the check of acces rights on the stock.picking object
3017         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
3018
3019     def check_access_rule(self, cr, uid, ids, operation, context=None):
3020         #override in order to redirect the check of acces rules on the stock.picking object
3021         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
3022
3023     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
3024         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
3025         #instead of it's own workflow (which is not existing)
3026         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
3027
3028     def _workflow_signal(self, cr, uid, ids, signal, context=None):
3029         #override in order to fire the workflow signal on given stock.picking workflow instance
3030         #instead of it's own workflow (which is not existing)
3031         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
3032
3033     def message_post(self, *args, **kwargs):
3034         """Post the message on stock.picking to be able to see it in the form view when using the chatter"""
3035         return self.pool.get('stock.picking').message_post(*args, **kwargs)
3036
3037     def message_subscribe(self, *args, **kwargs):
3038         """Send the subscribe action on stock.picking model as it uses _name in request"""
3039         return self.pool.get('stock.picking').message_subscribe(*args, **kwargs)
3040
3041     def message_unsubscribe(self, *args, **kwargs):
3042         """Send the unsubscribe action on stock.picking model to match with subscribe"""
3043         return self.pool.get('stock.picking').message_unsubscribe(*args, **kwargs)
3044
3045     _columns = {
3046         'backorder_id': fields.many2one('stock.picking.in', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
3047         'state': fields.selection(
3048             [('draft', 'Draft'),
3049             ('auto', 'Waiting Another Operation'),
3050             ('confirmed', 'Waiting Availability'),
3051             ('assigned', 'Ready to Receive'),
3052             ('done', 'Received'),
3053             ('cancel', 'Cancelled'),],
3054             'Status', readonly=True, select=True,
3055             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
3056                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
3057                  * Waiting Availability: still waiting for the availability of products\n
3058                  * Ready to Receive: products reserved, simply waiting for confirmation.\n
3059                  * Received: has been processed, can't be modified or cancelled anymore\n
3060                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
3061     }
3062     _defaults = {
3063         'type': 'in',
3064     }
3065
3066 class stock_picking_out(osv.osv):
3067     _name = "stock.picking.out"
3068     _inherit = "stock.picking"
3069     _table = "stock_picking"
3070     _description = "Delivery Orders"
3071
3072     def search(self, cr, user, args, offset=0, limit=None, order=None, context=None, count=False):
3073         return self.pool.get('stock.picking').search(cr, user, args, offset, limit, order, context, count)
3074
3075     def read(self, cr, uid, ids, fields=None, context=None, load='_classic_read'):
3076         return self.pool.get('stock.picking').read(cr, uid, ids, fields=fields, context=context, load=load)
3077
3078     def check_access_rights(self, cr, uid, operation, raise_exception=True):
3079         #override in order to redirect the check of acces rights on the stock.picking object
3080         return self.pool.get('stock.picking').check_access_rights(cr, uid, operation, raise_exception=raise_exception)
3081
3082     def check_access_rule(self, cr, uid, ids, operation, context=None):
3083         #override in order to redirect the check of acces rules on the stock.picking object
3084         return self.pool.get('stock.picking').check_access_rule(cr, uid, ids, operation, context=context)
3085
3086     def _workflow_trigger(self, cr, uid, ids, trigger, context=None):
3087         #override in order to trigger the workflow of stock.picking at the end of create, write and unlink operation
3088         #instead of it's own workflow (which is not existing)
3089         return self.pool.get('stock.picking')._workflow_trigger(cr, uid, ids, trigger, context=context)
3090
3091     def _workflow_signal(self, cr, uid, ids, signal, context=None):
3092         #override in order to fire the workflow signal on given stock.picking workflow instance
3093         #instead of it's own workflow (which is not existing)
3094         return self.pool.get('stock.picking')._workflow_signal(cr, uid, ids, signal, context=context)
3095
3096     def message_post(self, *args, **kwargs):
3097         """Post the message on stock.picking to be able to see it in the form view when using the chatter"""
3098         return self.pool.get('stock.picking').message_post(*args, **kwargs)
3099
3100     def message_subscribe(self, *args, **kwargs):
3101         """Send the subscribe action on stock.picking model as it uses _name in request"""
3102         return self.pool.get('stock.picking').message_subscribe(*args, **kwargs)
3103
3104     def message_unsubscribe(self, *args, **kwargs):
3105         """Send the unsubscribe action on stock.picking model to match with subscribe"""
3106         return self.pool.get('stock.picking').message_unsubscribe(*args, **kwargs)
3107
3108     _columns = {
3109         'backorder_id': fields.many2one('stock.picking.out', 'Back Order of', states={'done':[('readonly', True)], 'cancel':[('readonly',True)]}, help="If this shipment was split, then this field links to the shipment which contains the already processed part.", select=True),
3110         'state': fields.selection(
3111             [('draft', 'Draft'),
3112             ('auto', 'Waiting Another Operation'),
3113             ('confirmed', 'Waiting Availability'),
3114             ('assigned', 'Ready to Deliver'),
3115             ('done', 'Delivered'),
3116             ('cancel', 'Cancelled'),],
3117             'Status', readonly=True, select=True,
3118             help="""* Draft: not confirmed yet and will not be scheduled until confirmed\n
3119                  * Waiting Another Operation: waiting for another move to proceed before it becomes automatically available (e.g. in Make-To-Order flows)\n
3120                  * Waiting Availability: still waiting for the availability of products\n
3121                  * Ready to Deliver: products reserved, simply waiting for confirmation.\n
3122                  * Delivered: has been processed, can't be modified or cancelled anymore\n
3123                  * Cancelled: has been cancelled, can't be confirmed anymore"""),
3124     }
3125     _defaults = {
3126         'type': 'out',
3127     }
3128
3129 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: