# -*- coding: utf-8 -*- ############################################################################## # # OpenERP, Open Source Management Solution # Copyright (C) 2004-2010 Tiny SPRL (). # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as # published by the Free Software Foundation, either version 3 of the # License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see . # ############################################################################## import time from openerp.osv import fields, osv class product_product(osv.osv): _inherit = "product.product" def read_group(self, cr, uid, domain, fields, groupby, offset=0, limit=None, context=None, orderby=False, lazy=True): """ Inherit read_group to calculate the sum of the non-stored fields, as it is not automatically done anymore through the XML. """ res = super(product_product, self).read_group(cr, uid, domain, fields, groupby, offset=offset, limit=limit, context=context, orderby=orderby, lazy=lazy) if context is None: context = {} fields_list = ['turnover', 'sale_avg_price', 'sale_purchase_price', 'sale_num_invoiced', 'purchase_num_invoiced', 'sales_gap', 'purchase_gap', 'total_cost', 'sale_expected', 'normal_cost', 'total_margin', 'expected_margin', 'total_margin_rate', 'expected_margin_rate'] if any(x in fields for x in fields_list): # Calculate first for every product in which line it needs to be applied re_ind = 0 prod_re = {} tot_products = [] for re in res: if re.get('__domain'): products = self.search(cr, uid, re['__domain'], context=context) tot_products += products for prod in products: prod_re[prod] = re_ind re_ind += 1 res_val = self._product_margin(cr, uid, tot_products, [x for x in fields if fields in fields_list], '', context=context) for key in res_val.keys(): for l in res_val[key].keys(): re = res[prod_re[key]] if re.get(l): re[l] += res_val[key][l] else: re[l] = res_val[key][l] return res def _product_margin(self, cr, uid, ids, field_names, arg, context=None): res = {} if context is None: context = {} for val in self.browse(cr, uid, ids, context=context): res[val.id] = {} date_from = context.get('date_from', time.strftime('%Y-01-01')) date_to = context.get('date_to', time.strftime('%Y-12-31')) invoice_state = context.get('invoice_state', 'open_paid') if 'date_from' in field_names: res[val.id]['date_from'] = date_from if 'date_to' in field_names: res[val.id]['date_to'] = date_to if 'invoice_state' in field_names: res[val.id]['invoice_state'] = invoice_state invoice_types = () states = () if invoice_state == 'paid': states = ('paid',) elif invoice_state == 'open_paid': states = ('open', 'paid') elif invoice_state == 'draft_open_paid': states = ('draft', 'open', 'paid') if "force_company" in context: company_id = context['force_company'] else: company_id = self.pool.get("res.users").browse(cr, uid, uid, context=context).company_id.id #Cost price is calculated afterwards as it is a property sqlstr="""select sum(l.price_unit * l.quantity)/sum(nullif(l.quantity * pu.factor / pu2.factor,0)) as avg_unit_price, sum(l.quantity * pu.factor / pu2.factor) as num_qty, sum(l.quantity * (l.price_subtotal/(nullif(l.quantity,0)))) as total, sum(l.quantity * pu.factor * pt.list_price / pu2.factor) as sale_expected from account_invoice_line l left join account_invoice i on (l.invoice_id = i.id) left join product_product product on (product.id=l.product_id) left join product_template pt on (pt.id = product.product_tmpl_id) left join product_uom pu on (pt.uom_id = pu.id) left join product_uom pu2 on (l.uos_id = pu2.id) where l.product_id = %s and i.state in %s and i.type IN %s and (i.date_invoice IS NULL or (i.date_invoice>=%s and i.date_invoice<=%s and i.company_id=%s)) """ invoice_types = ('out_invoice', 'in_refund') cr.execute(sqlstr, (val.id, states, invoice_types, date_from, date_to, company_id)) result = cr.fetchall()[0] res[val.id]['sale_avg_price'] = result[0] and result[0] or 0.0 res[val.id]['sale_num_invoiced'] = result[1] and result[1] or 0.0 res[val.id]['turnover'] = result[2] and result[2] or 0.0 res[val.id]['sale_expected'] = result[3] and result[3] or 0.0 res[val.id]['sales_gap'] = res[val.id]['sale_expected']-res[val.id]['turnover'] prod_obj = self.pool.get("product.product") ctx = context.copy() ctx['force_company'] = company_id prod = prod_obj.browse(cr, uid, val.id, context=ctx) invoice_types = ('in_invoice', 'out_refund') cr.execute(sqlstr, (val.id, states, invoice_types, date_from, date_to, company_id)) result = cr.fetchall()[0] res[val.id]['purchase_avg_price'] = result[0] and result[0] or 0.0 res[val.id]['purchase_num_invoiced'] = result[1] and result[1] or 0.0 res[val.id]['total_cost'] = result[2] and result[2] or 0.0 res[val.id]['normal_cost'] = prod.standard_price * res[val.id]['purchase_num_invoiced'] res[val.id]['purchase_gap'] = res[val.id]['normal_cost'] - res[val.id]['total_cost'] if 'total_margin' in field_names: res[val.id]['total_margin'] = res[val.id]['turnover'] - res[val.id]['total_cost'] if 'expected_margin' in field_names: res[val.id]['expected_margin'] = res[val.id]['sale_expected'] - res[val.id]['normal_cost'] if 'total_margin_rate' in field_names: res[val.id]['total_margin_rate'] = res[val.id]['turnover'] and res[val.id]['total_margin'] * 100 / res[val.id]['turnover'] or 0.0 if 'expected_margin_rate' in field_names: res[val.id]['expected_margin_rate'] = res[val.id]['sale_expected'] and res[val.id]['expected_margin'] * 100 / res[val.id]['sale_expected'] or 0.0 return res _columns = { 'date_from': fields.function(_product_margin, type='date', string='Margin Date From', multi='product_margin'), 'date_to': fields.function(_product_margin, type='date', string='Margin Date To', multi='product_margin'), 'invoice_state': fields.function(_product_margin, type='selection', selection=[ ('paid','Paid'),('open_paid','Open and Paid'),('draft_open_paid','Draft, Open and Paid') ], string='Invoice State',multi='product_margin', readonly=True), 'sale_avg_price' : fields.function(_product_margin, type='float', string='Avg. Unit Price', multi='product_margin', help="Avg. Price in Customer Invoices."), 'purchase_avg_price' : fields.function(_product_margin, type='float', string='Avg. Unit Price', multi='product_margin', help="Avg. Price in Supplier Invoices "), 'sale_num_invoiced' : fields.function(_product_margin, type='float', string='# Invoiced in Sale', multi='product_margin', help="Sum of Quantity in Customer Invoices"), 'purchase_num_invoiced' : fields.function(_product_margin, type='float', string='# Invoiced in Purchase', multi='product_margin', help="Sum of Quantity in Supplier Invoices"), 'sales_gap' : fields.function(_product_margin, type='float', string='Sales Gap', multi='product_margin', help="Expected Sale - Turn Over"), 'purchase_gap' : fields.function(_product_margin, type='float', string='Purchase Gap', multi='product_margin', help="Normal Cost - Total Cost"), 'turnover' : fields.function(_product_margin, type='float', string='Turnover' ,multi='product_margin', help="Sum of Multiplication of Invoice price and quantity of Customer Invoices"), 'total_cost' : fields.function(_product_margin, type='float', string='Total Cost', multi='product_margin', help="Sum of Multiplication of Invoice price and quantity of Supplier Invoices "), 'sale_expected' : fields.function(_product_margin, type='float', string='Expected Sale', multi='product_margin', help="Sum of Multiplication of Sale Catalog price and quantity of Customer Invoices"), 'normal_cost' : fields.function(_product_margin, type='float', string='Normal Cost', multi='product_margin', help="Sum of Multiplication of Cost price and quantity of Supplier Invoices"), 'total_margin' : fields.function(_product_margin, type='float', string='Total Margin', multi='product_margin', help="Turnover - Standard price"), 'expected_margin' : fields.function(_product_margin, type='float', string='Expected Margin', multi='product_margin', help="Expected Sale - Normal Cost"), 'total_margin_rate' : fields.function(_product_margin, type='float', string='Total Margin Rate(%)', multi='product_margin', help="Total margin * 100 / Turnover"), 'expected_margin_rate' : fields.function(_product_margin, type='float', string='Expected Margin (%)', multi='product_margin', help="Expected margin * 100 / Expected Sale"), } # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: