addons/stock/product.py

   1 # -*- coding: utf-8 -*-
   2 ##############################################################################
   3 #
   4 #    OpenERP, Open Source Management Solution
   5 #    Copyright (C) 2004-2010 Tiny SPRL (<http://tiny.be>).
   6 #
   7 #    This program is free software: you can redistribute it and/or modify
   8 #    it under the terms of the GNU Affero General Public License as
   9 #    published by the Free Software Foundation, either version 3 of the
  10 #    License, or (at your option) any later version.
  11 #
  12 #    This program is distributed in the hope that it will be useful,
  13 #    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 #    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 #    GNU Affero General Public License for more details.
  16 #
  17 #    You should have received a copy of the GNU Affero General Public License
  18 #    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20 ##############################################################################
  21
  22 from osv import fields, osv
  23 from tools.translate import _
  24
  25
  26 class product_product(osv.osv):
  27     _inherit = "product.product"
  28
  29     def do_change_standard_price(self, cr, uid, ids, datas, context={}):
  30         """
  31              Changes the Standard Price of Product.
  32              And creates an account move accordingly.
  33
  34              @param self: The object pointer.
  35              @param cr: A database cursor
  36              @param uid: ID of the user currently logged in
  37              @param ids: List of IDs selected
  38              @param datas : dict. contain default datas like new_price, stock_output_account, stock_input_account, stock_journal
  39              @param context: A standard dictionary
  40
  41              @return:
  42
  43         """
  44         location_obj = self.pool.get('stock.location')
  45         move_obj = self.pool.get('account.move')
  46         move_line_obj = self.pool.get('account.move.line')
  47         loc_ids = location_obj.search(cr, uid, [('account_id','<>',False),('usage','=','internal')])
  48
  49         new_price = datas.get('new_price', 0.0)
  50         stock_output_acc = datas.get('stock_output_account', False)
  51         stock_input_acc = datas.get('stock_input_account', False)
  52         journal_id = datas.get('stock_journal', False)
  53
  54         move_ids = []
  55         for rec_id in ids:
  56             for location in location_obj.browse(cr, uid, loc_ids):
  57                 c = context.copy()
  58                 c.update({
  59                     'location': location.id,
  60                     'compute_child': False
  61                 })
  62
  63                 product = self.browse(cr, uid, rec_id, context=c)
  64                 qty = product.qty_available
  65                 diff = product.standard_price - new_price
  66                 assert diff, _("Could not find any difference between standard price and new price!")
  67                 if qty:
  68                     location_account = location.account_id and location.account_id.id or False
  69                     company_id = location.company_id and location.company_id.id or False
  70                     assert location_account, _('Inventory Account is not specified for Location: %s' % (location.name))
  71                     assert company_id, _('Company is not specified in Location')
  72                     move_id = move_obj.create(cr, uid, {
  73                                 'journal_id': journal_id,
  74                                 'company_id': company_id
  75                                 })
  76
  77                     move_ids.append(move_id)
  78                     if diff > 0:
  79                         amount_diff = qty * diff
  80                         move_line_obj.create(cr, uid, {
  81                                     'name': product.name,
  82                                     'account_id': stock_input_acc,
  83                                     'debit': amount_diff,
  84                                     'move_id': move_id,
  85                                     })
  86                         move_line_obj.create(cr, uid, {
  87                                     'name': location.name,
  88                                     'account_id': location_account,
  89                                     'credit': amount_diff,
  90                                     'move_id': move_id
  91                                     })
  92                     elif diff < 0:
  93                         amount_diff = qty * -diff
  94                         move_line_obj.create(cr, uid, {
  95                                     'name': product.name,
  96                                     'account_id': stock_output_acc,
  97                                     'credit': amount_diff,
  98                                     'move_id': move_id
  99                                     })
 100                         move_line_obj.create(cr, uid, {
 101                                     'name': location.name,
 102                                     'account_id': location_account,
 103                                     'debit': amount_diff,
 104                                     'move_id': move_id
 105                                     })
 106
 107             self.write(cr, uid, rec_id, {'standard_price': new_price})
 108
 109         return True
 110
 111     def view_header_get(self, cr, user, view_id, view_type, context):
 112         res = super(product_product, self).view_header_get(cr, user, view_id, view_type, context)
 113         if res: return res
 114         if (context.get('location', False)):
 115             return _('Products: ')+self.pool.get('stock.location').browse(cr, user, context['location'], context).name
 116         return res
 117
 118     def get_product_available(self,cr,uid,ids,context=None):
 119         if not context:
 120             context = {}
 121         states=context.get('states',[])
 122         what=context.get('what',())
 123         if not ids:
 124             ids = self.search(cr, uid, [])
 125         res = {}.fromkeys(ids, 0.0)
 126         if not ids:
 127             return res
 128
 129         if context.get('shop', False):
 130             cr.execute('select warehouse_id from sale_shop where id=%s', (int(context['shop']),))
 131             res2 = cr.fetchone()
 132             if res2:
 133                 context['warehouse'] = res2[0]
 134
 135         if context.get('warehouse', False):
 136             cr.execute('select lot_stock_id from stock_warehouse where id=%s', (int(context['warehouse']),))
 137             res2 = cr.fetchone()
 138             if res2:
 139                 context['location'] = res2[0]
 140
 141         if context.get('location', False):
 142             if type(context['location']) == type(1):
 143                 location_ids = [context['location']]
 144             else:
 145                 location_ids = context['location']
 146         else:
 147             location_ids = []
 148             wids = self.pool.get('stock.warehouse').search(cr, uid, [], context=context)
 149             for w in self.pool.get('stock.warehouse').browse(cr, uid, wids, context=context):
 150                 location_ids.append(w.lot_stock_id.id)
 151
 152         # build the list of ids of children of the location given by id
 153         if context.get('compute_child',True):
 154             child_location_ids = self.pool.get('stock.location').search(cr, uid, [('location_id', 'child_of', location_ids)])
 155             location_ids= len(child_location_ids) and child_location_ids or location_ids
 156         else:
 157             location_ids= location_ids
 158
 159         uoms_o = {}
 160         product2uom = {}
 161         for product in self.browse(cr, uid, ids, context=context):
 162             product2uom[product.id] = product.uom_id.id
 163             uoms_o[product.uom_id.id] = product.uom_id
 164
 165         results = []
 166         results2 = []
 167
 168         from_date=context.get('from_date',False)
 169         to_date=context.get('to_date',False)
 170         date_str=False
 171         if from_date and to_date:
 172             date_str="date_planned>='%s' and date_planned<='%s'"%(from_date,to_date)
 173         elif from_date:
 174             date_str="date_planned>='%s'"%(from_date)
 175         elif to_date:
 176             date_str="date_planned<='%s'"%(to_date)
 177
 178         if 'in' in what:
 179             # all moves from a location out of the set to a location in the set
 180             cr.execute(
 181                 'select sum(product_qty), product_id, product_uom '\
 182                 'from stock_move '\
 183                 'where location_id <> ANY(%s)'\
 184                 'and location_dest_id =ANY(%s)'\
 185                 'and product_id =ANY(%s)'\
 186                 'and state in %s' + (date_str and 'and '+date_str+' ' or '') +''\
 187                 'group by product_id,product_uom',(location_ids,location_ids,ids,tuple(states),)
 188             )
 189             results = cr.fetchall()
 190         if 'out' in what:
 191             # all moves from a location in the set to a location out of the set
 192             cr.execute(
 193                 'select sum(product_qty), product_id, product_uom '\
 194                 'from stock_move '\
 195                 'where location_id = ANY(%s)'\
 196                 'and location_dest_id <> ANY(%s) '\
 197                 'and product_id =ANY(%s)'\
 198                 'and state in %s' + (date_str and 'and '+date_str+' ' or '') + ''\
 199                 'group by product_id,product_uom',(location_ids,location_ids,ids,tuple(states),)
 200             )
 201             results2 = cr.fetchall()
 202         uom_obj = self.pool.get('product.uom')
 203         uoms = map(lambda x: x[2], results) + map(lambda x: x[2], results2)
 204         if context.get('uom', False):
 205             uoms += [context['uom']]
 206
 207         uoms = filter(lambda x: x not in uoms_o.keys(), uoms)
 208         if uoms:
 209             uoms = uom_obj.browse(cr, uid, list(set(uoms)), context=context)
 210         for o in uoms:
 211             uoms_o[o.id] = o
 212         for amount, prod_id, prod_uom in results:
 213             amount = uom_obj._compute_qty_obj(cr, uid, uoms_o[prod_uom], amount,
 214                     uoms_o[context.get('uom', False) or product2uom[prod_id]])
 215             res[prod_id] += amount
 216         for amount, prod_id, prod_uom in results2:
 217             amount = uom_obj._compute_qty_obj(cr, uid, uoms_o[prod_uom], amount,
 218                     uoms_o[context.get('uom', False) or product2uom[prod_id]])
 219             res[prod_id] -= amount
 220         return res
 221
 222     def _product_available(self, cr, uid, ids, field_names=None, arg=False, context={}):
 223         if not field_names:
 224             field_names=[]
 225         res = {}
 226         for id in ids:
 227             res[id] = {}.fromkeys(field_names, 0.0)
 228         for f in field_names:
 229             c = context.copy()
 230             if f=='qty_available':
 231                 c.update({ 'states':('done',), 'what':('in', 'out') })
 232             if f=='virtual_available':
 233                 c.update({ 'states':('confirmed','waiting','assigned','done'), 'what':('in', 'out') })
 234             if f=='incoming_qty':
 235                 c.update({ 'states':('confirmed','waiting','assigned'), 'what':('in',) })
 236             if f=='outgoing_qty':
 237                 c.update({ 'states':('confirmed','waiting','assigned'), 'what':('out',) })
 238             stock=self.get_product_available(cr,uid,ids,context=c)
 239             for id in ids:
 240                 res[id][f] = stock.get(id, 0.0)
 241         return res
 242
 243     _columns = {
 244         'qty_available': fields.function(_product_available, method=True, type='float', string='Real Stock', help="Current quantities of products in selected locations or all internal if none have been selected.", multi='qty_available'),
 245         'virtual_available': fields.function(_product_available, method=True, type='float', string='Virtual Stock', help="Future stock for this product according to the selected locations or all internal if none have been selected. Computed as: Real Stock - Outgoing + Incoming.", multi='qty_available'),
 246         'incoming_qty': fields.function(_product_available, method=True, type='float', string='Incoming', help="Quantities of products that are planned to arrive in selected locations or all internal if none have been selected.", multi='qty_available'),
 247         'outgoing_qty': fields.function(_product_available, method=True, type='float', string='Outgoing', help="Quantities of products that are planned to leave in selected locations or all internal if none have been selected.", multi='qty_available'),
 248         'track_production': fields.boolean('Track Production Lots' , help="Forces to use a Production Lot during production order"),
 249         'track_incoming': fields.boolean('Track Incoming Lots', help="Forces to use a tracking lot during receptions"),
 250         'track_outgoing': fields.boolean('Track Outgoing Lots', help="Forces to use a tracking lot during deliveries"),
 251         'location_id': fields.dummy(string='Location', relation='stock.location', type='many2one', domain=[('usage','=','internal')]),
 252     }
 253     def fields_view_get(self, cr, uid, view_id=None, view_type='form', context=None, toolbar=False, submenu=False):
 254         res = super(product_product,self).fields_view_get(cr, uid, view_id, view_type, context, toolbar=toolbar, submenu=submenu)
 255         if context == None:
 256             context = {}
 257         if ('location' in context) and context['location']:
 258             location_info = self.pool.get('stock.location').browse(cr, uid, context['location'])
 259             fields=res.get('fields',{})
 260             if fields:
 261                 if location_info.usage == 'supplier':
 262                     if fields.get('virtual_available'):
 263                         res['fields']['virtual_available']['string'] = _('Future Receptions')
 264                     if fields.get('qty_available'):
 265                         res['fields']['qty_available']['string'] = _('Received Qty')
 266
 267                 if location_info.usage == 'internal':
 268                     if fields.get('virtual_available'):
 269                         res['fields']['virtual_available']['string'] = _('Future Stock')
 270
 271                 if location_info.usage == 'customer':
 272                     if fields.get('virtual_available'):
 273                         res['fields']['virtual_available']['string'] = _('Future Deliveries')
 274                     if fields.get('qty_available'):
 275                         res['fields']['qty_available']['string'] = _('Delivered Qty')
 276
 277                 if location_info.usage == 'inventory':
 278                     if fields.get('virtual_available'):
 279                         res['fields']['virtual_available']['string'] = _('Future P&L')
 280                     res['fields']['qty_available']['string'] = _('P&L Qty')
 281
 282                 if location_info.usage == 'procurement':
 283                     if fields.get('virtual_available'):
 284                         res['fields']['virtual_available']['string'] = _('Future Qty')
 285                     if fields.get('qty_available'):
 286                         res['fields']['qty_available']['string'] = _('Unplanned Qty')
 287
 288                 if location_info.usage == 'production':
 289                     if fields.get('virtual_available'):
 290                         res['fields']['virtual_available']['string'] = _('Future Productions')
 291                     if fields.get('qty_available'):
 292                         res['fields']['qty_available']['string'] = _('Produced Qty')
 293
 294         return res
 295 product_product()
 296
 297
 298 class product_template(osv.osv):
 299     _name = 'product.template'
 300     _inherit = 'product.template'
 301     _columns = {
 302         'property_stock_procurement': fields.property(
 303             'stock.location',
 304             type='many2one',
 305             relation='stock.location',
 306             string="Requisition Location",
 307             method=True,
 308             view_load=True,
 309             domain=[('usage','like','procurement')],
 310             help="For the current product, this stock location will be used, instead of the default one, as the source location for stock moves generated by procurements"),
 311         'property_stock_production': fields.property(
 312             'stock.location',
 313             type='many2one',
 314             relation='stock.location',
 315             string="Production Location",
 316             method=True,
 317             view_load=True,
 318             domain=[('usage','like','production')],
 319             help="For the current product, this stock location will be used, instead of the default one, as the source location for stock moves generated by production orders"),
 320         'property_stock_inventory': fields.property(
 321             'stock.location',
 322             type='many2one',
 323             relation='stock.location',
 324             string="Inventory Location",
 325             method=True,
 326             view_load=True,
 327             domain=[('usage','like','inventory')],
 328             help="For the current product, this stock location will be used, instead of the default one, as the source location for stock moves generated when you do an inventory"),
 329         'property_stock_account_input': fields.property('account.account',
 330             type='many2one', relation='account.account',
 331             string='Stock Input Account', method=True, view_load=True,
 332             help='This account will be used, instead of the default one, to value input stock'),
 333         'property_stock_account_output': fields.property('account.account',
 334             type='many2one', relation='account.account',
 335             string='Stock Output Account', method=True, view_load=True,
 336             help='This account will be used, instead of the default one, to value output stock'),
 337     }
 338
 339 product_template()
 340
 341
 342 class product_category(osv.osv):
 343     _inherit = 'product.category'
 344     _columns = {
 345         'property_stock_journal': fields.property('account.journal',
 346             relation='account.journal', type='many2one',
 347             string='Stock journal', method=True, view_load=True,
 348             help="This journal will be used for the accounting move generated by stock move"),
 349         'property_stock_account_input_categ': fields.property('account.account',
 350             type='many2one', relation='account.account',
 351             string='Stock Input Account', method=True, view_load=True,
 352             help='This account will be used to value the input stock'),
 353         'property_stock_account_output_categ': fields.property('account.account',
 354             type='many2one', relation='account.account',
 355             string='Stock Output Account', method=True, view_load=True,
 356             help='This account will be used to value the output stock'),
 357     }
 358
 359 product_category()
 360
 361 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 362