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