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