225 lines
10 KiB
Python
225 lines
10 KiB
Python
##############################################################################
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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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from osv import fields, osv
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from tools.translate import _
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import decimal_precision as dp
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class sale_advance_payment_inv(osv.osv_memory):
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_name = "sale.advance.payment.inv"
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_description = "Sales Advance Payment Invoice"
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_columns = {
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'advance_payment_method':fields.selection(
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[('all', 'Invoice all the Sale Order'), ('percentage','Percentage'), ('fixed','Fixed Price'),
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('lines', 'Some Order Lines')],
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'Type', required=True,
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help="""Use All to create the final invoice.
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Use Percentage to invoice a percentage of the total amount.
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Use Fixed Price to invoice a specific amound in advance.
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Use Some Order Lines to invoice a selection of the sale order lines."""),
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'qtty': fields.float('Quantity', digits=(16, 2), required=True),
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'product_id': fields.many2one('product.product', 'Advance Product',
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help="""Select a product of type service which is called 'Advance Product'.
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You may have to create it and set it as a default value on this field."""),
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'amount': fields.float('Advance Amount', digits_compute= dp.get_precision('Account'),
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help="The amount to be invoiced in advance."),
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}
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def _get_advance_product(self, cr, uid, context=None):
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try:
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product = self.pool.get('ir.model.data').get_object(cr, uid, 'sale', 'advance_product_0')
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except ValueError:
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# a ValueError is returned if the xml id given is not found in the table ir_model_data
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return False
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return product.id
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_defaults = {
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'advance_payment_method': 'all',
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'qtty': 1.0,
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'product_id': _get_advance_product,
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}
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def onchange_method(self, cr, uid, ids, advance_payment_method, product_id, context=None):
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if advance_payment_method == 'percentage':
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return {'value': {'amount':0, 'product_id':False }}
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if product_id:
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product = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
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return {'value': {'amount': product.list_price}}
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return {'value': {'amount': 0}}
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def create_invoices(self, cr, uid, ids, context=None):
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""" create invoices for the active sale orders """
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if context is None:
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context = {}
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wizard = self.browse(cr, uid, ids[0], context)
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sale_ids = context.get('active_ids', [])
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if wizard.advance_payment_method == 'all':
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# create the final invoices of the active sale orders
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res = self.pool.get('sale.order').manual_invoice(cr, uid, sale_ids, context)
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if context.get('open_invoices', False):
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return res
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return {'type': 'ir.actions.act_window_close'}
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if wizard.advance_payment_method == 'lines':
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# open the list view of sale order lines to invoice
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act_window = self.pool.get('ir.actions.act_window')
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res = act_window.for_xml_id(cr, uid, 'sale', 'action_order_line_tree2', context)
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res['context'] = {
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'search_default_uninvoiced': 1,
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'search_default_order_id': sale_ids and sale_ids[0] or False,
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}
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return res
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assert wizard.advance_payment_method in ('fixed', 'percentage')
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sale_obj = self.pool.get('sale.order')
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inv_obj = self.pool.get('account.invoice')
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inv_line_obj = self.pool.get('account.invoice.line')
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inv_ids = []
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for sale in sale_obj.browse(cr, uid, sale_ids, context=context):
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if sale.order_policy == 'postpaid':
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raise osv.except_osv(
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_('Error!'),
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_("You cannot make an advance on a sales order \
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that is defined as 'Automatic Invoice after delivery'."))
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val = inv_line_obj.product_id_change(cr, uid, [], wizard.product_id.id,
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uom=False, partner_id=sale.partner_id.id, fposition_id=sale.fiscal_position.id)
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res = val['value']
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# determine and check income account
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if not wizard.product_id.id :
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prop = self.pool.get('ir.property').get(cr, uid,
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'property_account_income_categ', 'product.category', context=context)
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prop_id = prop and prop.id or False
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account_id = self.pool.get('account.fiscal.position').map_account(cr, uid, sale.fiscal_position.id or False, prop_id)
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if not account_id:
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raise osv.except_osv(_('Configuration Error!'),
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_('There is no income account defined as global property.'))
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res['account_id'] = account_id
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if not res.get('account_id'):
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raise osv.except_osv(_('Configuration Error!'),
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_('There is no income account defined for this product: "%s" (id:%d).') % \
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(wizard.product_id.name, wizard.product_id.id,))
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# determine invoice amount
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if wizard.amount <= 0.00:
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raise osv.except_osv(_('Incorrect Data'),
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_('The value of Advance Amount must be positive.'))
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if wizard.advance_payment_method == 'percentage':
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inv_amount = sale.amount_total * wizard.amount / 100
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if not res.get('name'):
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res['name'] = _("Advance of %s %%") % (wizard.amount)
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else:
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inv_amount = wizard.amount
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if not res.get('name'):
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#TODO: should find a way to call formatLang() from rml_parse
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symbol = sale.pricelist_id.currency_id.symbol
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if sale.pricelist_id.currency_id.position == 'after':
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res['name'] = _("Advance of %s %s") % (inv_amount, symbol)
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else:
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res['name'] = _("Advance of %s %s") % (symbol, inv_amount)
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# determine taxes
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if res.get('invoice_line_tax_id'):
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res['invoice_line_tax_id'] = [(6, 0, res.get('invoice_line_tax_id'))]
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else:
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res['invoice_line_tax_id'] = False
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# create the invoice
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inv_line_values = {
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'name': res.get('name'),
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'account_id': res['account_id'],
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'price_unit': inv_amount,
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'quantity': wizard.qtty or 1.0,
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'discount': False,
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'uos_id': res.get('uos_id', False),
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'product_id': wizard.product_id.id,
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'invoice_line_tax_id': res.get('invoice_line_tax_id'),
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'account_analytic_id': sale.project_id.id or False,
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}
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inv_values = {
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'name': sale.client_order_ref or sale.name,
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'origin': sale.name,
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'type': 'out_invoice',
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'reference': False,
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'account_id': sale.partner_id.property_account_receivable.id,
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'partner_id': sale.partner_id.id,
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'invoice_line': [(0, 0, inv_line_values)],
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'currency_id': sale.pricelist_id.currency_id.id,
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'comment': '',
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'payment_term': sale.payment_term.id,
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'fiscal_position': sale.fiscal_position.id or sale.partner_id.property_account_position.id
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}
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inv_id = inv_obj.create(cr, uid, inv_values, context=context)
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inv_obj.button_reset_taxes(cr, uid, [inv_id], context=context)
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inv_ids.append(inv_id)
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# add the invoice to the sale order's invoices
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sale.write({'invoice_ids': [(4, inv_id)]})
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# If invoice on picking: add the cost on the SO
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# If not, the advance will be deduced when generating the final invoice
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if sale.order_policy == 'picking':
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vals = {
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'order_id': sale.id,
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'name': res.get('name'),
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'price_unit': -inv_amount,
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'product_uom_qty': wizard.qtty or 1.0,
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'product_uos_qty': wizard.qtty or 1.0,
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'product_uos': res.get('uos_id', False),
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'product_uom': res.get('uom_id', False),
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'product_id': wizard.product_id.id or False,
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'discount': False,
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'tax_id': res.get('invoice_line_tax_id'),
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}
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self.pool.get('sale.order.line').create(cr, uid, vals, context=context)
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if context.get('open_invoices', False):
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return self.open_invoices( cr, uid, ids, inv_ids, context=context)
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return {'type': 'ir.actions.act_window_close'}
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def open_invoices(self, cr, uid, ids, invoice_ids, context=None):
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""" open a view on one of the given invoice_ids """
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ir_model_data = self.pool.get('ir.model.data')
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form_res = ir_model_data.get_object_reference(cr, uid, 'account', 'invoice_form')
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form_id = form_res and form_res[1] or False
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tree_res = ir_model_data.get_object_reference(cr, uid, 'account', 'invoice_tree')
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tree_id = tree_res and tree_res[1] or False
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return {
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'name': _('Advance Invoice'),
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'view_type': 'form',
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'view_mode': 'form,tree',
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'res_model': 'account.invoice',
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'res_id': invoice_ids[0],
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'view_id': False,
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'views': [(form_id, 'form'), (tree_id, 'tree')],
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'context': "{'type': 'out_invoice'}",
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'type': 'ir.actions.act_window',
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}
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sale_advance_payment_inv()
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# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
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