[FIX] Product_visible_discount : Correction in the __openerp__.py for the dependency...

bzr revid: jvo@tinyerp.com-20110601202806-8uxb2r9lylvpibvu

diff --cc addons/product_visible_discount/product_visible_discount.py
index b347321,dcd2641..d1f926a
--- 1/addons/product_visible_discount/product_visible_discount.py
--- 2/addons/product_visible_discount/product_visible_discount.py
+++ b/addons/product_visible_discount/product_visible_discount.py
@@@ -52,8 -52,8 +52,8 @@@ class sale_order_line(osv.osv)
  
              if res_dict.get('item_id',False) and res_dict['item_id'].get(pricelist,False):
                  item = res_dict['item_id'].get(pricelist,False)
--                item_base = item_obj.read(cr, uid, [item], ['base'])[0]['base']
--                if item_base > 0:
++                item_base = item_obj.read(cr, uid, [item], ['base'])
++                if item_base and item_base[0]['base'] > 0:
                      field_name = price_type_obj.browse(cr, uid, item_base).field
  
              product = product_obj.browse(cr, uid, product_id, context)
@@@ -74,13 -74,13 +74,13 @@@
              lang, update_tax,date_order,fiscal_position=fiscal_position,flag=flag)
  
          context = {'lang': lang, 'partner_id': partner_id}
--        result=res['value']
--        pricelist_obj=self.pool.get('product.pricelist')
++        result = res['value']
++        pricelist_obj = self.pool.get('product.pricelist')
          product_obj = self.pool.get('product.product')
          product_uom_obj = self.pool.get('product.uom')
          if product:
              if result.get('price_unit',False):
--                price=result['price_unit']
++                price = result['price_unit']
              else:
                  return res
  
@@@ -142,7 -141,7 +141,7 @@@ class account_invoice_line(osv.osv)
              real_price = 0.00
              if type in ('in_invoice', 'in_refund'):
                  if not price_unit and partner_id:
--                    pricelist =partner_obj.browse(cr, uid, partner_id).property_product_pricelist_purchase.id
++                    pricelist = partner_obj.browse(cr, uid, partner_id).property_product_pricelist_purchase.id
                      if not pricelist:
                          raise osv.except_osv(_('No Purchase Pricelist Found !'),_("You must first define a pricelist for Supplier !"))
                      price_unit_res = pricelist_obj.price_get(cr, uid, [pricelist], product.id, qty or 1.0, partner_id, {'uom': uom})
@@@ -158,13 -157,13 +157,13 @@@
  
                      real_price = get_real_price(price_unit_res, product.id, qty, uom, pricelist)
              if pricelist:
--                pricelists=pricelist_obj.read(cr,uid,[pricelist],['visible_discount'])
++                pricelists = pricelist_obj.read(cr,uid,[pricelist],['visible_discount'])
                  if(len(pricelists)>0 and pricelists[0]['visible_discount'] and real_price != 0):
                      discount=(real_price-price_unit) / real_price * 100
                      result['price_unit'] = real_price
                      result['discount'] = discount
                  else:
--                    result['discount']=0.0
++                    result['discount'] = 0.0
          return res
  
  account_invoice_line()