addons/stock/stock.py

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