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     def view_header_get(self, cr, user, view_id, view_type, context):
  29         res = super(product_product, self).view_header_get(cr, user, view_id, view_type, context)
  30         if res: return res
  31         if (context.get('location', False)):
  32             return _('Products: ')+self.pool.get('stock.location').browse(cr, user, context['location'], context).name
  33         return res
  34
  35     def get_product_available(self,cr,uid,ids,context=None):
  36         if not context:
  37             context = {}
  38         states=context.get('states',[])
  39         what=context.get('what',())
  40         if not ids:
  41             ids = self.search(cr, uid, [])
  42         res = {}.fromkeys(ids, 0.0)
  43         if not ids:
  44             return res
  45
  46         if context.get('shop', False):
  47             cr.execute('select warehouse_id from sale_shop where id=%s', (int(context['shop']),))
  48             res2 = cr.fetchone()
  49             if res2:
  50                 context['warehouse'] = res2[0]
  51
  52         if context.get('warehouse', False):
  53             cr.execute('select lot_stock_id from stock_warehouse where id=%s', (int(context['warehouse']),))
  54             res2 = cr.fetchone()
  55             if res2:
  56                 context['location'] = res2[0]
  57
  58         if context.get('location', False):
  59             if type(context['location']) == type(1):
  60                 location_ids = [context['location']]
  61             else:
  62                 location_ids = context['location']
  63         else:
  64             location_ids = []
  65             wids = self.pool.get('stock.warehouse').search(cr, uid, [], context=context)
  66             for w in self.pool.get('stock.warehouse').browse(cr, uid, wids, context=context):
  67                 location_ids.append(w.lot_stock_id.id)
  68
  69         # build the list of ids of children of the location given by id
  70         if context.get('compute_child',True):
  71             child_location_ids = self.pool.get('stock.location').search(cr, uid, [('location_id', 'child_of', location_ids)])
  72             location_ids= len(child_location_ids) and child_location_ids or location_ids
  73         else:
  74             location_ids= location_ids
  75
  76         uoms_o = {}
  77         product2uom = {}
  78         for product in self.browse(cr, uid, ids, context=context):
  79             product2uom[product.id] = product.uom_id.id
  80             uoms_o[product.uom_id.id] = product.uom_id
  81
  82         results = []
  83         results2 = []
  84
  85         from_date=context.get('from_date',False)
  86         to_date=context.get('to_date',False)
  87         date_str=False
  88         if from_date and to_date:
  89             date_str="date_planned>='%s' and date_planned<='%s'"%(from_date,to_date)
  90         elif from_date:
  91             date_str="date_planned>='%s'"%(from_date)
  92         elif to_date:
  93             date_str="date_planned<='%s'"%(to_date)
  94
  95         if 'in' in what:
  96             # all moves from a location out of the set to a location in the set
  97             cr.execute(
  98                 'select sum(product_qty), product_id, product_uom '\
  99                 'from stock_move '\
 100                 'where location_id <> ANY(%s)'\
 101                 'and location_dest_id =ANY(%s)'\
 102                 'and product_id =ANY(%s)'\
 103                 'and state in %s' + (date_str and 'and '+date_str+' ' or '') +''\
 104                 'group by product_id,product_uom',(location_ids,location_ids,ids,tuple(states),)
 105             )
 106             results = cr.fetchall()
 107         if 'out' in what:
 108             # all moves from a location in the set to a location out of the set
 109             cr.execute(
 110                 'select sum(product_qty), product_id, product_uom '\
 111                 'from stock_move '\
 112                 'where location_id = ANY(%s)'\
 113                 'and location_dest_id <> ANY(%s) '\
 114                 'and product_id =ANY(%s)'\
 115                 'and state in %s' + (date_str and 'and '+date_str+' ' or '') + ''\
 116                 'group by product_id,product_uom',(location_ids,location_ids,ids,tuple(states),)
 117             )
 118             results2 = cr.fetchall()
 119         uom_obj = self.pool.get('product.uom')
 120         uoms = map(lambda x: x[2], results) + map(lambda x: x[2], results2)
 121         if context.get('uom', False):
 122             uoms += [context['uom']]
 123
 124         uoms = filter(lambda x: x not in uoms_o.keys(), uoms)
 125         if uoms:
 126             uoms = uom_obj.browse(cr, uid, list(set(uoms)), context=context)
 127         for o in uoms:
 128             uoms_o[o.id] = o
 129         for amount, prod_id, prod_uom in results:
 130             amount = uom_obj._compute_qty_obj(cr, uid, uoms_o[prod_uom], amount,
 131                     uoms_o[context.get('uom', False) or product2uom[prod_id]])
 132             res[prod_id] += amount
 133         for amount, prod_id, prod_uom in results2:
 134             amount = uom_obj._compute_qty_obj(cr, uid, uoms_o[prod_uom], amount,
 135                     uoms_o[context.get('uom', False) or product2uom[prod_id]])
 136             res[prod_id] -= amount
 137         return res
 138
 139     def _product_available(self, cr, uid, ids, field_names=None, arg=False, context={}):
 140         if not field_names:
 141             field_names=[]
 142         res = {}
 143         for id in ids:
 144             res[id] = {}.fromkeys(field_names, 0.0)
 145         for f in field_names:
 146             c = context.copy()
 147             if f=='qty_available':
 148                 c.update({ 'states':('done',), 'what':('in', 'out') })
 149             if f=='virtual_available':
 150                 c.update({ 'states':('confirmed','waiting','assigned','done'), 'what':('in', 'out') })
 151             if f=='incoming_qty':
 152                 c.update({ 'states':('confirmed','waiting','assigned'), 'what':('in',) })
 153             if f=='outgoing_qty':
 154                 c.update({ 'states':('confirmed','waiting','assigned'), 'what':('out',) })
 155             stock=self.get_product_available(cr,uid,ids,context=c)
 156             for id in ids:
 157                 res[id][f] = stock.get(id, 0.0)
 158         return res
 159
 160     _columns = {
 161         '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'),
 162         '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'),
 163         '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'),
 164         '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'),
 165         'track_production': fields.boolean('Track Production Lots' , help="Forces to use a Production Lot during production order"),
 166         'track_incoming': fields.boolean('Track Incoming Lots', help="Forces to use a tracking lot during receptions"),
 167         'track_outgoing': fields.boolean('Track Outgoing Lots', help="Forces to use a tracking lot during deliveries"),
 168         'location_id': fields.dummy(string='Location', relation='stock.location', type='many2one', domain=[('usage','=','internal')]),
 169     }
 170     def fields_view_get(self, cr, uid, view_id=None, view_type='form', context=None, toolbar=False, submenu=False):
 171         res = super(product_product,self).fields_view_get(cr, uid, view_id, view_type, context, toolbar=toolbar, submenu=submenu)
 172         if context == None:
 173             context = {}
 174         if ('location' in context) and context['location']:
 175             location_info = self.pool.get('stock.location').browse(cr, uid, context['location'])
 176             fields=res.get('fields',{})
 177             if fields:
 178                 if location_info.usage == 'supplier':
 179                     if fields.get('virtual_available'):
 180                         res['fields']['virtual_available']['string'] = _('Future Receptions')
 181                     if fields.get('qty_available'):
 182                         res['fields']['qty_available']['string'] = _('Received Qty')
 183
 184                 if location_info.usage == 'internal':
 185                     if fields.get('virtual_available'):
 186                         res['fields']['virtual_available']['string'] = _('Future Stock')
 187
 188                 if location_info.usage == 'customer':
 189                     if fields.get('virtual_available'):
 190                         res['fields']['virtual_available']['string'] = _('Future Deliveries')
 191                     if fields.get('qty_available'):
 192                         res['fields']['qty_available']['string'] = _('Delivered Qty')
 193
 194                 if location_info.usage == 'inventory':
 195                     if fields.get('virtual_available'):
 196                         res['fields']['virtual_available']['string'] = _('Future P&L')
 197                     res['fields']['qty_available']['string'] = _('P&L Qty')
 198
 199                 if location_info.usage == 'procurement':
 200                     if fields.get('virtual_available'):
 201                         res['fields']['virtual_available']['string'] = _('Future Qty')
 202                     if fields.get('qty_available'):
 203                         res['fields']['qty_available']['string'] = _('Unplanned Qty')
 204
 205                 if location_info.usage == 'production':
 206                     if fields.get('virtual_available'):
 207                         res['fields']['virtual_available']['string'] = _('Future Productions')
 208                     if fields.get('qty_available'):
 209                         res['fields']['qty_available']['string'] = _('Produced Qty')
 210
 211         return res
 212 product_product()
 213
 214
 215 class product_template(osv.osv):
 216     _name = 'product.template'
 217     _inherit = 'product.template'
 218     _columns = {
 219         'property_stock_procurement': fields.property(
 220             'stock.location',
 221             type='many2one',
 222             relation='stock.location',
 223             string="Requisition Location",
 224             method=True,
 225             view_load=True,
 226             domain=[('usage','like','procurement')],
 227             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"),
 228         'property_stock_production': fields.property(
 229             'stock.location',
 230             type='many2one',
 231             relation='stock.location',
 232             string="Production Location",
 233             method=True,
 234             view_load=True,
 235             domain=[('usage','like','production')],
 236             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"),
 237         'property_stock_inventory': fields.property(
 238             'stock.location',
 239             type='many2one',
 240             relation='stock.location',
 241             string="Inventory Location",
 242             method=True,
 243             view_load=True,
 244             domain=[('usage','like','inventory')],
 245             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"),
 246         'property_stock_account_input': fields.property('account.account',
 247             type='many2one', relation='account.account',
 248             string='Stock Input Account', method=True, view_load=True,
 249             help='This account will be used, instead of the default one, to value input stock'),
 250         'property_stock_account_output': fields.property('account.account',
 251             type='many2one', relation='account.account',
 252             string='Stock Output Account', method=True, view_load=True,
 253             help='This account will be used, instead of the default one, to value output stock'),
 254     }
 255
 256 product_template()
 257
 258
 259 class product_category(osv.osv):
 260     _inherit = 'product.category'
 261     _columns = {
 262         'property_stock_journal': fields.property('account.journal',
 263             relation='account.journal', type='many2one',
 264             string='Stock journal', method=True, view_load=True,
 265             help="This journal will be used for the accounting move generated by stock move"),
 266         'property_stock_account_input_categ': fields.property('account.account',
 267             type='many2one', relation='account.account',
 268             string='Stock Input Account', method=True, view_load=True,
 269             help='This account will be used to value the input stock'),
 270         'property_stock_account_output_categ': fields.property('account.account',
 271             type='many2one', relation='account.account',
 272             string='Stock Output Account', method=True, view_load=True,
 273             help='This account will be used to value the output stock'),
 274     }
 275
 276 product_category()
 277
 278 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 279