addons/account/invoice.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 import time
  23 from lxml import etree
  24 import decimal_precision as dp
  25
  26 import netsvc
  27 import pooler
  28 from osv import fields, osv, orm
  29 from tools.translate import _
  30
  31 class account_invoice(osv.osv):
  32     def _amount_all(self, cr, uid, ids, name, args, context=None):
  33         res = {}
  34         for invoice in self.browse(cr, uid, ids, context=context):
  35             res[invoice.id] = {
  36                 'amount_untaxed': 0.0,
  37                 'amount_tax': 0.0,
  38                 'amount_total': 0.0
  39             }
  40             for line in invoice.invoice_line:
  41                 res[invoice.id]['amount_untaxed'] += line.price_subtotal
  42             for line in invoice.tax_line:
  43                 res[invoice.id]['amount_tax'] += line.amount
  44             res[invoice.id]['amount_total'] = res[invoice.id]['amount_tax'] + res[invoice.id]['amount_untaxed']
  45         return res
  46
  47     def _get_journal(self, cr, uid, context=None):
  48         if context is None:
  49             context = {}
  50         type_inv = context.get('type', 'out_invoice')
  51         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
  52         company_id = context.get('company_id', user.company_id.id)
  53         type2journal = {'out_invoice': 'sale', 'in_invoice': 'purchase', 'out_refund': 'sale_refund', 'in_refund': 'purchase_refund'}
  54         refund_journal = {'out_invoice': False, 'in_invoice': False, 'out_refund': True, 'in_refund': True}
  55         journal_obj = self.pool.get('account.journal')
  56         res = journal_obj.search(cr, uid, [('type', '=', type2journal.get(type_inv, 'sale')),
  57                                             ('company_id', '=', company_id),
  58                                             ('refund_journal', '=', refund_journal.get(type_inv, False))],
  59                                                 limit=1)
  60         return res and res[0] or False
  61
  62     def _get_currency(self, cr, uid, context=None):
  63         user = pooler.get_pool(cr.dbname).get('res.users').browse(cr, uid, [uid], context=context)[0]
  64         if user.company_id:
  65             return user.company_id.currency_id.id
  66         return pooler.get_pool(cr.dbname).get('res.currency').search(cr, uid, [('rate','=', 1.0)])[0]
  67
  68     def _get_journal_analytic(self, cr, uid, type_inv, context=None):
  69         type2journal = {'out_invoice': 'sale', 'in_invoice': 'purchase', 'out_refund': 'sale', 'in_refund': 'purchase'}
  70         tt = type2journal.get(type_inv, 'sale')
  71         result = self.pool.get('account.analytic.journal').search(cr, uid, [('type','=',tt)], context=context)
  72         if not result:
  73             raise osv.except_osv(_('No Analytic Journal !'),_("You must define an analytic journal of type '%s' !") % (tt,))
  74         return result[0]
  75
  76     def _get_type(self, cr, uid, context=None):
  77         if context is None:
  78             context = {}
  79         return context.get('type', 'out_invoice')
  80
  81     def _reconciled(self, cr, uid, ids, name, args, context=None):
  82         res = {}
  83         for id in ids:
  84             res[id] = self.test_paid(cr, uid, [id])
  85         return res
  86
  87     def _get_reference_type(self, cr, uid, context=None):
  88         return [('none', _('Free Reference'))]
  89
  90     def _amount_residual(self, cr, uid, ids, name, args, context=None):
  91         result = {}
  92         for invoice in self.browse(cr, uid, ids, context=context):
  93             result[invoice.id] = 0.0
  94             if invoice.move_id:
  95                 for m in invoice.move_id.line_id:
  96                     if m.account_id.type in ('receivable','payable'):
  97                         result[invoice.id] += m.amount_residual_currency
  98         return result
  99
 100     # Give Journal Items related to the payment reconciled to this invoice
 101     # Return ids of partial and total payments related to the selected invoices
 102     def _get_lines(self, cr, uid, ids, name, arg, context=None):
 103         res = {}
 104         for invoice in self.browse(cr, uid, ids, context=context):
 105             id = invoice.id
 106             res[id] = []
 107             if not invoice.move_id:
 108                 continue
 109             data_lines = [x for x in invoice.move_id.line_id if x.account_id.id == invoice.account_id.id]
 110             partial_ids = []
 111             for line in data_lines:
 112                 ids_line = []
 113                 if line.reconcile_id:
 114                     ids_line = line.reconcile_id.line_id
 115                 elif line.reconcile_partial_id:
 116                     ids_line = line.reconcile_partial_id.line_partial_ids
 117                 l = map(lambda x: x.id, ids_line)
 118                 partial_ids.append(line.id)
 119                 res[id] =[x for x in l if x <> line.id and x not in partial_ids]
 120         return res
 121
 122     def _get_invoice_line(self, cr, uid, ids, context=None):
 123         result = {}
 124         for line in self.pool.get('account.invoice.line').browse(cr, uid, ids, context=context):
 125             result[line.invoice_id.id] = True
 126         return result.keys()
 127
 128     def _get_invoice_tax(self, cr, uid, ids, context=None):
 129         result = {}
 130         for tax in self.pool.get('account.invoice.tax').browse(cr, uid, ids, context=context):
 131             result[tax.invoice_id.id] = True
 132         return result.keys()
 133
 134     def _compute_lines(self, cr, uid, ids, name, args, context=None):
 135         result = {}
 136         for invoice in self.browse(cr, uid, ids, context=context):
 137             src = []
 138             lines = []
 139             if invoice.move_id:
 140                 for m in invoice.move_id.line_id:
 141                     temp_lines = []
 142                     if m.reconcile_id:
 143                         temp_lines = map(lambda x: x.id, m.reconcile_id.line_id)
 144                     elif m.reconcile_partial_id:
 145                         temp_lines = map(lambda x: x.id, m.reconcile_partial_id.line_partial_ids)
 146                     lines += [x for x in temp_lines if x not in lines]
 147                     src.append(m.id)
 148
 149             lines = filter(lambda x: x not in src, lines)
 150             result[invoice.id] = lines
 151         return result
 152
 153     def _get_invoice_from_line(self, cr, uid, ids, context=None):
 154         move = {}
 155         for line in self.pool.get('account.move.line').browse(cr, uid, ids, context=context):
 156             if line.reconcile_partial_id:
 157                 for line2 in line.reconcile_partial_id.line_partial_ids:
 158                     move[line2.move_id.id] = True
 159             if line.reconcile_id:
 160                 for line2 in line.reconcile_id.line_id:
 161                     move[line2.move_id.id] = True
 162         invoice_ids = []
 163         if move:
 164             invoice_ids = self.pool.get('account.invoice').search(cr, uid, [('move_id','in',move.keys())], context=context)
 165         return invoice_ids
 166
 167     def _get_invoice_from_reconcile(self, cr, uid, ids, context=None):
 168         move = {}
 169         for r in self.pool.get('account.move.reconcile').browse(cr, uid, ids, context=context):
 170             for line in r.line_partial_ids:
 171                 move[line.move_id.id] = True
 172             for line in r.line_id:
 173                 move[line.move_id.id] = True
 174
 175         invoice_ids = []
 176         if move:
 177             invoice_ids = self.pool.get('account.invoice').search(cr, uid, [('move_id','in',move.keys())], context=context)
 178         return invoice_ids
 179
 180     _name = "account.invoice"
 181     _description = 'Invoice'
 182     _order = "id desc"
 183
 184     _columns = {
 185         'name': fields.char('Description', size=64, select=True, readonly=True, states={'draft':[('readonly',False)]}),
 186         'origin': fields.char('Source Document', size=64, help="Reference of the document that produced this invoice.", readonly=True, states={'draft':[('readonly',False)]}),
 187         'type': fields.selection([
 188             ('out_invoice','Customer Invoice'),
 189             ('in_invoice','Supplier Invoice'),
 190             ('out_refund','Customer Refund'),
 191             ('in_refund','Supplier Refund'),
 192             ],'Type', readonly=True, select=True, change_default=True),
 193
 194         'number': fields.related('move_id','name', type='char', readonly=True, size=64, relation='account.move', store=True, string='Number'),
 195         'internal_number': fields.char('Invoice Number', size=32, readonly=True, help="Unique number of the invoice, computed automatically when the invoice is created."),
 196         'reference': fields.char('Invoice Reference', size=64, help="The partner reference of this invoice."),
 197         'reference_type': fields.selection(_get_reference_type, 'Reference Type',
 198             required=True, readonly=True, states={'draft':[('readonly',False)]}),
 199         'comment': fields.text('Additional Information'),
 200
 201         'state': fields.selection([
 202             ('draft','Draft'),
 203             ('proforma','Pro-forma'),
 204             ('proforma2','Pro-forma'),
 205             ('open','Open'),
 206             ('paid','Paid'),
 207             ('cancel','Cancelled')
 208             ],'State', select=True, readonly=True,
 209             help=' * The \'Draft\' state is used when a user is encoding a new and unconfirmed Invoice. \
 210             \n* The \'Pro-forma\' when invoice is in Pro-forma state,invoice does not have an invoice number. \
 211             \n* The \'Open\' state is used when user create invoice,a invoice number is generated.Its in open state till user does not pay invoice. \
 212             \n* The \'Paid\' state is set automatically when invoice is paid.\
 213             \n* The \'Cancelled\' state is used when user cancel invoice.'),
 214         'date_invoice': fields.date('Invoice Date', states={'paid':[('readonly',True)], 'open':[('readonly',True)], 'close':[('readonly',True)]}, select=True, help="Keep empty to use the current date"),
 215         'date_due': fields.date('Due Date', states={'paid':[('readonly',True)], 'open':[('readonly',True)], 'close':[('readonly',True)]}, select=True,
 216             help="If you use payment terms, the due date will be computed automatically at the generation "\
 217                 "of accounting entries. If you keep the payment term and the due date empty, it means direct payment. The payment term may compute several due dates, for example 50% now, 50% in one month."),
 218         'partner_id': fields.many2one('res.partner', 'Partner', change_default=True, readonly=True, required=True, states={'draft':[('readonly',False)]}),
 219         'address_contact_id': fields.many2one('res.partner.address', 'Contact Address', readonly=True, states={'draft':[('readonly',False)]}),
 220         'address_invoice_id': fields.many2one('res.partner.address', 'Invoice Address', readonly=True, required=True, states={'draft':[('readonly',False)]}),
 221         'payment_term': fields.many2one('account.payment.term', 'Payment Term',readonly=True, states={'draft':[('readonly',False)]},
 222             help="If you use payment terms, the due date will be computed automatically at the generation "\
 223                 "of accounting entries. If you keep the payment term and the due date empty, it means direct payment. "\
 224                 "The payment term may compute several due dates, for example 50% now, 50% in one month."),
 225         'period_id': fields.many2one('account.period', 'Force Period', domain=[('state','<>','done')], help="Keep empty to use the period of the validation(invoice) date.", readonly=True, states={'draft':[('readonly',False)]}),
 226
 227         'account_id': fields.many2one('account.account', 'Account', required=True, readonly=True, states={'draft':[('readonly',False)]}, help="The partner account used for this invoice."),
 228         'invoice_line': fields.one2many('account.invoice.line', 'invoice_id', 'Invoice Lines', readonly=True, states={'draft':[('readonly',False)]}),
 229         'tax_line': fields.one2many('account.invoice.tax', 'invoice_id', 'Tax Lines', readonly=True, states={'draft':[('readonly',False)]}),
 230
 231         'move_id': fields.many2one('account.move', 'Journal Entry', readonly=True, select=1, ondelete='restrict', help="Link to the automatically generated Journal Items."),
 232         'amount_untaxed': fields.function(_amount_all, method=True, digits_compute=dp.get_precision('Account'), string='Untaxed',
 233             store={
 234                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 235                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 236                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 237             },
 238             multi='all'),
 239         'amount_tax': fields.function(_amount_all, method=True, digits_compute=dp.get_precision('Account'), string='Tax',
 240             store={
 241                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 242                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 243                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 244             },
 245             multi='all'),
 246         'amount_total': fields.function(_amount_all, method=True, digits_compute=dp.get_precision('Account'), string='Total',
 247             store={
 248                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 249                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 250                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 251             },
 252             multi='all'),
 253         'currency_id': fields.many2one('res.currency', 'Currency', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 254         'journal_id': fields.many2one('account.journal', 'Journal', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 255         'company_id': fields.many2one('res.company', 'Company', required=True, change_default=True, readonly=True, states={'draft':[('readonly',False)]}),
 256         'check_total': fields.float('Total', digits_compute=dp.get_precision('Account'), states={'open':[('readonly',True)],'close':[('readonly',True)]}),
 257         'reconciled': fields.function(_reconciled, method=True, string='Paid/Reconciled', type='boolean',
 258             store={
 259                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, None, 50), # Check if we can remove ?
 260                 'account.move.line': (_get_invoice_from_line, None, 50),
 261                 'account.move.reconcile': (_get_invoice_from_reconcile, None, 50),
 262             }, help="The Journal Entry of the invoice have been totally reconciled with one or several Journal Entries of payment."),
 263         'partner_bank_id': fields.many2one('res.partner.bank', 'Bank Account',
 264             help='Bank Account Number, Company bank account if Invoice is customer or supplier refund, otherwise Partner bank account number.', readonly=True, states={'draft':[('readonly',False)]}),
 265         'move_lines':fields.function(_get_lines, method=True, type='many2many', relation='account.move.line', string='Entry Lines'),
 266         'residual': fields.function(_amount_residual, method=True, digits_compute=dp.get_precision('Account'), string='Residual',
 267             store={
 268                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line','move_id'], 50),
 269                 'account.invoice.tax': (_get_invoice_tax, None, 50),
 270                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 50),
 271                 'account.move.line': (_get_invoice_from_line, None, 50),
 272                 'account.move.reconcile': (_get_invoice_from_reconcile, None, 50),
 273             },
 274             help="Remaining amount due."),
 275         'payment_ids': fields.function(_compute_lines, method=True, relation='account.move.line', type="many2many", string='Payments'),
 276         'move_name': fields.char('Journal Entry', size=64, readonly=True, states={'draft':[('readonly',False)]}),
 277         'user_id': fields.many2one('res.users', 'Salesman', readonly=True, states={'draft':[('readonly',False)]}),
 278         'fiscal_position': fields.many2one('account.fiscal.position', 'Fiscal Position', readonly=True, states={'draft':[('readonly',False)]})
 279     }
 280     _defaults = {
 281         'type': _get_type,
 282         'state': 'draft',
 283         'journal_id': _get_journal,
 284         'currency_id': _get_currency,
 285         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'account.invoice', context=c),
 286         'reference_type': 'none',
 287         'check_total': 0.0,
 288         'internal_number': False,
 289         'user_id': lambda s, cr, u, c: u,
 290     }
 291
 292     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 293         journal_obj = self.pool.get('account.journal')
 294         if context is None:
 295             context = {}
 296
 297         if context.get('active_model', '') in ['res.partner'] and context.get('active_ids', False) and context['active_ids']:
 298             partner = self.pool.get(context['active_model']).read(cr, uid, context['active_ids'], ['supplier','customer'])[0]
 299             if not view_type:
 300                 view_id = self.pool.get('ir.ui.view').search(cr, uid, [('name', '=', 'account.invoice.tree')])
 301                 view_type = 'tree'
 302             if view_type == 'form':
 303                 if partner['supplier'] and not partner['customer']:
 304                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.supplier.form')])
 305                 else:
 306                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.form')])
 307         if view_id and isinstance(view_id, (list, tuple)):
 308             view_id = view_id[0]
 309         res = super(account_invoice,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 310
 311         type = context.get('journal_type', 'sale')
 312         for field in res['fields']:
 313             if field == 'journal_id':
 314                 journal_select = journal_obj._name_search(cr, uid, '', [('type', '=', type)], context=context, limit=None, name_get_uid=1)
 315                 res['fields'][field]['selection'] = journal_select
 316
 317         if view_type == 'tree':
 318             doc = etree.XML(res['arch'])
 319             nodes = doc.xpath("//field[@name='partner_id']")
 320             partner_string = _('Customer')
 321             if context.get('type', 'out_invoice') in ('in_invoice', 'in_refund'):
 322                 partner_string = _('Supplier')
 323             for node in nodes:
 324                 node.set('string', partner_string)
 325             res['arch'] = etree.tostring(doc)
 326         return res
 327
 328     def get_log_context(self, cr, uid, context=None):
 329         if context is None:
 330             context = {}
 331         res = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'invoice_form')
 332         view_id = res and res[1] or False
 333         context.update({'view_id': view_id})
 334         return context
 335
 336     def create(self, cr, uid, vals, context=None):
 337         if context is None:
 338             context = {}
 339         try:
 340             res = super(account_invoice, self).create(cr, uid, vals, context)
 341             for inv_id, name in self.name_get(cr, uid, [res], context=context):
 342                 ctx = context.copy()
 343                 if vals.get('type', 'in_invoice') in ('out_invoice', 'out_refund'):
 344                     ctx = self.get_log_context(cr, uid, context=ctx)
 345                 message = _("Invoice '%s' is waiting for validation.") % name
 346                 self.log(cr, uid, inv_id, message, context=ctx)
 347             return res
 348         except Exception, e:
 349             if '"journal_id" viol' in e.args[0]:
 350                 raise orm.except_orm(_('Configuration Error!'),
 351                      _('There is no Accounting Journal of type Sale/Purchase defined!'))
 352             else:
 353                 raise orm.except_orm(_('Unknown Error'), str(e))
 354
 355     def confirm_paid(self, cr, uid, ids, context=None):
 356         if context is None:
 357             context = {}
 358         self.write(cr, uid, ids, {'state':'paid'}, context=context)
 359         for inv_id, name in self.name_get(cr, uid, ids, context=context):
 360             message = _("Invoice '%s' is paid.") % name
 361             self.log(cr, uid, inv_id, message)
 362         return True
 363
 364     def unlink(self, cr, uid, ids, context=None):
 365         if context is None:
 366             context = {}
 367         invoices = self.read(cr, uid, ids, ['state'], context=context)
 368         unlink_ids = []
 369         for t in invoices:
 370             if t['state'] in ('draft', 'cancel'):
 371                 unlink_ids.append(t['id'])
 372             else:
 373                 raise osv.except_osv(_('Invalid action !'), _('Cannot delete invoice(s) that are already opened or paid !'))
 374         osv.osv.unlink(self, cr, uid, unlink_ids, context=context)
 375         return True
 376
 377     def onchange_partner_id(self, cr, uid, ids, type, partner_id,\
 378             date_invoice=False, payment_term=False, partner_bank_id=False, company_id=False):
 379         invoice_addr_id = False
 380         contact_addr_id = False
 381         partner_payment_term = False
 382         acc_id = False
 383         bank_id = False
 384         fiscal_position = False
 385
 386         opt = [('uid', str(uid))]
 387         if partner_id:
 388
 389             opt.insert(0, ('id', partner_id))
 390             res = self.pool.get('res.partner').address_get(cr, uid, [partner_id], ['contact', 'invoice'])
 391             contact_addr_id = res['contact']
 392             invoice_addr_id = res['invoice']
 393             p = self.pool.get('res.partner').browse(cr, uid, partner_id)
 394             if company_id:
 395                 if p.property_account_receivable.company_id.id != company_id and p.property_account_payable.company_id.id != company_id:
 396                     property_obj = self.pool.get('ir.property')
 397                     rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 398                     pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 399                     if not rec_pro_id:
 400                         rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('company_id','=',company_id)])
 401                     if not pay_pro_id:
 402                         pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('company_id','=',company_id)])
 403                     rec_line_data = property_obj.read(cr,uid,rec_pro_id,['name','value_reference','res_id'])
 404                     pay_line_data = property_obj.read(cr,uid,pay_pro_id,['name','value_reference','res_id'])
 405                     rec_res_id = rec_line_data and rec_line_data[0].get('value_reference',False) and int(rec_line_data[0]['value_reference'].split(',')[1]) or False
 406                     pay_res_id = pay_line_data and pay_line_data[0].get('value_reference',False) and int(pay_line_data[0]['value_reference'].split(',')[1]) or False
 407                     if not rec_res_id and not pay_res_id:
 408                         raise osv.except_osv(_('Configuration Error !'),
 409                             _('Can not find account chart for this company, Please Create account.'))
 410                     account_obj = self.pool.get('account.account')
 411                     rec_obj_acc = account_obj.browse(cr, uid, [rec_res_id])
 412                     pay_obj_acc = account_obj.browse(cr, uid, [pay_res_id])
 413                     p.property_account_receivable = rec_obj_acc[0]
 414                     p.property_account_payable = pay_obj_acc[0]
 415
 416             if type in ('out_invoice', 'out_refund'):
 417                 acc_id = p.property_account_receivable.id
 418             else:
 419                 acc_id = p.property_account_payable.id
 420             fiscal_position = p.property_account_position and p.property_account_position.id or False
 421             partner_payment_term = p.property_payment_term and p.property_payment_term.id or False
 422             if p.bank_ids:
 423                 bank_id = p.bank_ids[0].id
 424
 425         result = {'value': {
 426             'address_contact_id': contact_addr_id,
 427             'address_invoice_id': invoice_addr_id,
 428             'account_id': acc_id,
 429             'payment_term': partner_payment_term,
 430             'fiscal_position': fiscal_position
 431             }
 432         }
 433
 434         if type in ('in_invoice', 'in_refund'):
 435             result['value']['partner_bank_id'] = bank_id
 436
 437         if payment_term != partner_payment_term:
 438             if partner_payment_term:
 439                 to_update = self.onchange_payment_term_date_invoice(
 440                     cr, uid, ids, partner_payment_term, date_invoice)
 441                 result['value'].update(to_update['value'])
 442             else:
 443                 result['value']['date_due'] = False
 444
 445         if partner_bank_id != bank_id:
 446             to_update = self.onchange_partner_bank(cr, uid, ids, bank_id)
 447             result['value'].update(to_update['value'])
 448         return result
 449
 450     def onchange_journal_id(self, cr, uid, ids, journal_id=False):
 451         result = {}
 452         if journal_id:
 453             journal = self.pool.get('account.journal').browse(cr, uid, journal_id)
 454             currency_id = journal.currency and journal.currency.id or journal.company_id.currency_id.id
 455             result = {'value': {
 456                     'currency_id': currency_id,
 457                     }
 458                 }
 459         return result
 460
 461     def onchange_payment_term_date_invoice(self, cr, uid, ids, payment_term_id, date_invoice):
 462         if not payment_term_id:
 463             return {}
 464         res = {}
 465         pt_obj = self.pool.get('account.payment.term')
 466         if not date_invoice:
 467             date_invoice = time.strftime('%Y-%m-%d')
 468
 469         pterm_list = pt_obj.compute(cr, uid, payment_term_id, value=1, date_ref=date_invoice)
 470
 471         if pterm_list:
 472             pterm_list = [line[0] for line in pterm_list]
 473             pterm_list.sort()
 474             res = {'value':{'date_due': pterm_list[-1]}}
 475         else:
 476              raise osv.except_osv(_('Data Insufficient !'), _('The Payment Term of Supplier does not have Payment Term Lines(Computation) defined !'))
 477         return res
 478
 479     def onchange_invoice_line(self, cr, uid, ids, lines):
 480         return {}
 481
 482     def onchange_partner_bank(self, cursor, user, ids, partner_bank_id=False):
 483         return {'value': {}}
 484
 485     def onchange_company_id(self, cr, uid, ids, company_id, part_id, type, invoice_line, currency_id):
 486         val = {}
 487         dom = {}
 488         obj_journal = self.pool.get('account.journal')
 489         account_obj = self.pool.get('account.account')
 490         inv_line_obj = self.pool.get('account.invoice.line')
 491         if company_id and part_id and type:
 492             acc_id = False
 493             partner_obj = self.pool.get('res.partner').browse(cr,uid,part_id)
 494             if partner_obj.property_account_payable and partner_obj.property_account_receivable:
 495                 if partner_obj.property_account_payable.company_id.id != company_id and partner_obj.property_account_receivable.company_id.id != company_id:
 496                     property_obj = self.pool.get('ir.property')
 497                     rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 498                     pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 499                     if not rec_pro_id:
 500                         rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('company_id','=',company_id)])
 501                     if not pay_pro_id:
 502                         pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('company_id','=',company_id)])
 503                     rec_line_data = property_obj.read(cr, uid, rec_pro_id, ['name','value_reference','res_id'])
 504                     pay_line_data = property_obj.read(cr, uid, pay_pro_id, ['name','value_reference','res_id'])
 505                     rec_res_id = rec_line_data and rec_line_data[0].get('value_reference',False) and int(rec_line_data[0]['value_reference'].split(',')[1]) or False
 506                     pay_res_id = pay_line_data and pay_line_data[0].get('value_reference',False) and int(pay_line_data[0]['value_reference'].split(',')[1]) or False
 507                     if not rec_res_id and not pay_res_id:
 508                         raise osv.except_osv(_('Configuration Error !'),
 509                             _('Can not find account chart for this company, Please Create account.'))
 510                     if type in ('out_invoice', 'out_refund'):
 511                         acc_id = rec_res_id
 512                     else:
 513                         acc_id = pay_res_id
 514                     val= {'account_id': acc_id}
 515             if ids:
 516                 if company_id:
 517                     inv_obj = self.browse(cr,uid,ids)
 518                     for line in inv_obj[0].invoice_line:
 519                         if line.account_id:
 520                             if line.account_id.company_id.id != company_id:
 521                                 result_id = account_obj.search(cr, uid, [('name','=',line.account_id.name),('company_id','=',company_id)])
 522                                 if not result_id:
 523                                     raise osv.except_osv(_('Configuration Error !'),
 524                                         _('Can not find account chart for this company in invoice line account, Please Create account.'))
 525                                 inv_line_obj.write(cr, uid, [line.id], {'account_id': result_id[0]})
 526             else:
 527                 if invoice_line:
 528                     for inv_line in invoice_line:
 529                         obj_l = account_obj.browse(cr, uid, inv_line[2]['account_id'])
 530                         if obj_l.company_id.id != company_id:
 531                             raise osv.except_osv(_('Configuration Error !'),
 532                                 _('Invoice line account company does not match with invoice company.'))
 533                         else:
 534                             continue
 535         if company_id and type:
 536             if type in ('out_invoice'):
 537                 journal_type = 'sale'
 538             elif type in ('out_refund'):
 539                 journal_type = 'sale_refund'
 540             elif type in ('in_refund'):
 541                 journal_type = 'purchase_refund'
 542             else:
 543                 journal_type = 'purchase'
 544             journal_ids = obj_journal.search(cr, uid, [('company_id','=',company_id), ('type', '=', journal_type)])
 545             if journal_ids:
 546                 val['journal_id'] = journal_ids[0]
 547             res_journal_default = self.pool.get('ir.values').get(cr, uid, 'default', 'type=%s' % (type), ['account.invoice'])
 548             for r in res_journal_default:
 549                 if r[1] == 'journal_id' and r[2] in journal_ids:
 550                     val['journal_id'] = r[2]
 551             if not val.get('journal_id', False):
 552                 raise osv.except_osv(_('Configuration Error !'), (_('Can\'t find any account journal of %s type for this company.\n\nYou can create one in the menu: \nConfiguration\Financial Accounting\Accounts\Journals.') % (journal_type)))
 553             dom = {'journal_id':  [('id', 'in', journal_ids)]}
 554         else:
 555             journal_ids = obj_journal.search(cr, uid, [])
 556
 557         if currency_id and company_id:
 558             currency = self.pool.get('res.currency').browse(cr, uid, currency_id)
 559             if currency.company_id and currency.company_id.id != company_id:
 560                 val['currency_id'] = False
 561             else:
 562                 val['currency_id'] = currency.id
 563         if company_id:
 564             company = self.pool.get('res.company').browse(cr, uid, company_id)
 565             if company.currency_id.company_id and company.currency_id.company_id.id != company_id:
 566                 val['currency_id'] = False
 567             else:
 568                 val['currency_id'] = company.currency_id.id
 569         return {'value': val, 'domain': dom}
 570
 571     # go from canceled state to draft state
 572     def action_cancel_draft(self, cr, uid, ids, *args):
 573         self.write(cr, uid, ids, {'state':'draft'})
 574         wf_service = netsvc.LocalService("workflow")
 575         for inv_id in ids:
 576             wf_service.trg_delete(uid, 'account.invoice', inv_id, cr)
 577             wf_service.trg_create(uid, 'account.invoice', inv_id, cr)
 578         return True
 579
 580     # Workflow stuff
 581     #################
 582
 583     # return the ids of the move lines which has the same account than the invoice
 584     # whose id is in ids
 585     def move_line_id_payment_get(self, cr, uid, ids, *args):
 586         if not ids: return []
 587         result = self.move_line_id_payment_gets(cr, uid, ids, *args)
 588         return result.get(ids[0], [])
 589
 590     def move_line_id_payment_gets(self, cr, uid, ids, *args):
 591         res = {}
 592         if not ids: return res
 593         cr.execute('SELECT i.id, l.id '\
 594                    'FROM account_move_line l '\
 595                    'LEFT JOIN account_invoice i ON (i.move_id=l.move_id) '\
 596                    'WHERE i.id IN %s '\
 597                    'AND l.account_id=i.account_id',
 598                    (tuple(ids),))
 599         for r in cr.fetchall():
 600             res.setdefault(r[0], [])
 601             res[r[0]].append( r[1] )
 602         return res
 603
 604     def copy(self, cr, uid, id, default={}, context=None):
 605         if context is None:
 606             context = {}
 607         default.update({
 608             'state':'draft',
 609             'number':False,
 610             'move_id':False,
 611             'move_name':False,
 612             'internal_number': False,
 613         })
 614         if 'date_invoice' not in default:
 615             default.update({
 616                 'date_invoice':False
 617             })
 618         if 'date_due' not in default:
 619             default.update({
 620                 'date_due':False
 621             })
 622         return super(account_invoice, self).copy(cr, uid, id, default, context)
 623
 624     def test_paid(self, cr, uid, ids, *args):
 625         res = self.move_line_id_payment_get(cr, uid, ids)
 626         if not res:
 627             return False
 628         ok = True
 629         for id in res:
 630             cr.execute('select reconcile_id from account_move_line where id=%s', (id,))
 631             ok = ok and  bool(cr.fetchone()[0])
 632         return ok
 633
 634     def button_reset_taxes(self, cr, uid, ids, context=None):
 635         if context is None:
 636             context = {}
 637         ctx = context.copy()
 638         ait_obj = self.pool.get('account.invoice.tax')
 639         for id in ids:
 640             cr.execute("DELETE FROM account_invoice_tax WHERE invoice_id=%s AND manual is False", (id,))
 641             partner = self.browse(cr, uid, id, context=ctx).partner_id
 642             if partner.lang:
 643                 ctx.update({'lang': partner.lang})
 644             for taxe in ait_obj.compute(cr, uid, id, context=ctx).values():
 645                 ait_obj.create(cr, uid, taxe)
 646         # Update the stored value (fields.function), so we write to trigger recompute
 647         self.pool.get('account.invoice').write(cr, uid, ids, {'invoice_line':[]}, context=ctx)
 648         return True
 649
 650     def button_compute(self, cr, uid, ids, context=None, set_total=False):
 651         self.button_reset_taxes(cr, uid, ids, context)
 652         for inv in self.browse(cr, uid, ids, context=context):
 653             if set_total:
 654                 self.pool.get('account.invoice').write(cr, uid, [inv.id], {'check_total': inv.amount_total})
 655         return True
 656
 657     def _convert_ref(self, cr, uid, ref):
 658         return (ref or '').replace('/','')
 659
 660     def _get_analytic_lines(self, cr, uid, id):
 661         inv = self.browse(cr, uid, id)
 662         cur_obj = self.pool.get('res.currency')
 663
 664         company_currency = inv.company_id.currency_id.id
 665         if inv.type in ('out_invoice', 'in_refund'):
 666             sign = 1
 667         else:
 668             sign = -1
 669
 670         iml = self.pool.get('account.invoice.line').move_line_get(cr, uid, inv.id)
 671         for il in iml:
 672             if il['account_analytic_id']:
 673                 if inv.type in ('in_invoice', 'in_refund'):
 674                     ref = inv.reference
 675                 else:
 676                     ref = self._convert_ref(cr, uid, inv.number)
 677                 if not inv.journal_id.analytic_journal_id:
 678                     raise osv.except_osv(_('No Analytic Journal !'),_("You have to define an analytic journal on the '%s' journal!") % (inv.journal_id.name,))
 679                 il['analytic_lines'] = [(0,0, {
 680                     'name': il['name'],
 681                     'date': inv['date_invoice'],
 682                     'account_id': il['account_analytic_id'],
 683                     'unit_amount': il['quantity'],
 684                     'amount': cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, il['price'], context={'date': inv.date_invoice}) * sign,
 685                     'product_id': il['product_id'],
 686                     'product_uom_id': il['uos_id'],
 687                     'general_account_id': il['account_id'],
 688                     'journal_id': inv.journal_id.analytic_journal_id.id,
 689                     'ref': ref,
 690                 })]
 691         return iml
 692
 693     def action_date_assign(self, cr, uid, ids, *args):
 694         for inv in self.browse(cr, uid, ids):
 695             res = self.onchange_payment_term_date_invoice(cr, uid, inv.id, inv.payment_term.id, inv.date_invoice)
 696             if res and res['value']:
 697                 self.write(cr, uid, [inv.id], res['value'])
 698         return True
 699
 700     def finalize_invoice_move_lines(self, cr, uid, invoice_browse, move_lines):
 701         """finalize_invoice_move_lines(cr, uid, invoice, move_lines) -> move_lines
 702         Hook method to be overridden in additional modules to verify and possibly alter the
 703         move lines to be created by an invoice, for special cases.
 704         :param invoice_browse: browsable record of the invoice that is generating the move lines
 705         :param move_lines: list of dictionaries with the account.move.lines (as for create())
 706         :return: the (possibly updated) final move_lines to create for this invoice
 707         """
 708         return move_lines
 709
 710     def check_tax_lines(self, cr, uid, inv, compute_taxes, ait_obj):
 711         if not inv.tax_line:
 712             for tax in compute_taxes.values():
 713                 ait_obj.create(cr, uid, tax)
 714         else:
 715             tax_key = []
 716             for tax in inv.tax_line:
 717                 if tax.manual:
 718                     continue
 719                 key = (tax.tax_code_id.id, tax.base_code_id.id, tax.account_id.id)
 720                 tax_key.append(key)
 721                 if not key in compute_taxes:
 722                     raise osv.except_osv(_('Warning !'), _('Global taxes defined, but are not in invoice lines !'))
 723                 base = compute_taxes[key]['base']
 724                 if abs(base - tax.base) > inv.company_id.currency_id.rounding:
 725                     raise osv.except_osv(_('Warning !'), _('Tax base different !\nClick on compute to update tax base'))
 726             for key in compute_taxes:
 727                 if not key in tax_key:
 728                     raise osv.except_osv(_('Warning !'), _('Taxes missing !'))
 729
 730     def compute_invoice_totals(self, cr, uid, inv, company_currency, ref, invoice_move_lines):
 731         total = 0
 732         total_currency = 0
 733         cur_obj = self.pool.get('res.currency')
 734         for i in invoice_move_lines:
 735             if inv.currency_id.id != company_currency:
 736                 i['currency_id'] = inv.currency_id.id
 737                 i['amount_currency'] = i['price']
 738                 i['price'] = cur_obj.compute(cr, uid, inv.currency_id.id,
 739                         company_currency, i['price'],
 740                         context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')})
 741             else:
 742                 i['amount_currency'] = False
 743                 i['currency_id'] = False
 744             i['ref'] = ref
 745             if inv.type in ('out_invoice','in_refund'):
 746                 total += i['price']
 747                 total_currency += i['amount_currency'] or i['price']
 748                 i['price'] = - i['price']
 749             else:
 750                 total -= i['price']
 751                 total_currency -= i['amount_currency'] or i['price']
 752         return total, total_currency, invoice_move_lines
 753
 754     def inv_line_characteristic_hashcode(self, invoice, invoice_line):
 755         """Overridable hashcode generation for invoice lines. Lines having the same hashcode
 756         will be grouped together if the journal has the 'group line' option. Of course a module
 757         can add fields to invoice lines that would need to be tested too before merging lines
 758         or not."""
 759         return "%s-%s-%s-%s-%s"%(
 760             invoice_line['account_id'],
 761             invoice_line.get('tax_code_id',"False"),
 762             invoice_line.get('product_id',"False"),
 763             invoice_line.get('analytic_account_id',"False"),
 764             invoice_line.get('date_maturity',"False"))
 765
 766     def group_lines(self, cr, uid, iml, line, inv):
 767         """Merge account move lines (and hence analytic lines) if invoice line hashcodes are equals"""
 768         if inv.journal_id.group_invoice_lines:
 769             line2 = {}
 770             for x, y, l in line:
 771                 tmp = self.inv_line_characteristic_hashcode(inv, l)
 772
 773                 if tmp in line2:
 774                     am = line2[tmp]['debit'] - line2[tmp]['credit'] + (l['debit'] - l['credit'])
 775                     line2[tmp]['debit'] = (am > 0) and am or 0.0
 776                     line2[tmp]['credit'] = (am < 0) and -am or 0.0
 777                     line2[tmp]['tax_amount'] += l['tax_amount']
 778                     line2[tmp]['analytic_lines'] += l['analytic_lines']
 779                 else:
 780                     line2[tmp] = l
 781             line = []
 782             for key, val in line2.items():
 783                 line.append((0,0,val))
 784         return line
 785
 786     def action_move_create(self, cr, uid, ids, *args):
 787         """Creates invoice related analytics and financial move lines"""
 788         ait_obj = self.pool.get('account.invoice.tax')
 789         cur_obj = self.pool.get('res.currency')
 790         context = {}
 791         for inv in self.browse(cr, uid, ids):
 792             if not inv.journal_id.sequence_id:
 793                 raise osv.except_osv(_('Error !'), _('Please define sequence on invoice journal'))
 794             if not inv.invoice_line:
 795                 raise osv.except_osv(_('No Invoice Lines !'), _('Please create some invoice lines.'))
 796             if inv.move_id:
 797                 continue
 798
 799             if not inv.date_invoice:
 800                 self.write(cr, uid, [inv.id], {'date_invoice':time.strftime('%Y-%m-%d')})
 801             company_currency = inv.company_id.currency_id.id
 802             # create the analytical lines
 803             # one move line per invoice line
 804             iml = self._get_analytic_lines(cr, uid, inv.id)
 805             # check if taxes are all computed
 806             ctx = context.copy()
 807             ctx.update({'lang': inv.partner_id.lang})
 808             compute_taxes = ait_obj.compute(cr, uid, inv.id, context=ctx)
 809             self.check_tax_lines(cr, uid, inv, compute_taxes, ait_obj)
 810
 811             if inv.type in ('in_invoice', 'in_refund') and abs(inv.check_total - inv.amount_total) >= (inv.currency_id.rounding/2.0):
 812                 raise osv.except_osv(_('Bad total !'), _('Please verify the price of the invoice !\nThe real total does not match the computed total.'))
 813
 814             if inv.payment_term:
 815                 total_fixed = total_percent = 0
 816                 for line in inv.payment_term.line_ids:
 817                     if line.value == 'fixed':
 818                         total_fixed += line.value_amount
 819                     if line.value == 'procent':
 820                         total_percent += line.value_amount
 821                 total_fixed = (total_fixed * 100) / (inv.amount_total or 1.0)
 822                 if (total_fixed + total_percent) > 100:
 823                     raise osv.except_osv(_('Error !'), _("Cannot create the invoice !\nThe payment term defined gives a computed amount greater than the total invoiced amount."))
 824
 825             # one move line per tax line
 826             iml += ait_obj.move_line_get(cr, uid, inv.id)
 827
 828             entry_type = ''
 829             if inv.type in ('in_invoice', 'in_refund'):
 830                 ref = inv.reference
 831                 entry_type = 'journal_pur_voucher'
 832                 if inv.type == 'in_refund':
 833                     entry_type = 'cont_voucher'
 834             else:
 835                 ref = self._convert_ref(cr, uid, inv.number)
 836                 entry_type = 'journal_sale_vou'
 837                 if inv.type == 'out_refund':
 838                     entry_type = 'cont_voucher'
 839
 840             diff_currency_p = inv.currency_id.id <> company_currency
 841             # create one move line for the total and possibly adjust the other lines amount
 842             total = 0
 843             total_currency = 0
 844             total, total_currency, iml = self.compute_invoice_totals(cr, uid, inv, company_currency, ref, iml)
 845             acc_id = inv.account_id.id
 846
 847             name = inv['name'] or '/'
 848             totlines = False
 849             if inv.payment_term:
 850                 totlines = self.pool.get('account.payment.term').compute(cr,
 851                         uid, inv.payment_term.id, total, inv.date_invoice or False)
 852             if totlines:
 853                 res_amount_currency = total_currency
 854                 i = 0
 855                 for t in totlines:
 856                     if inv.currency_id.id != company_currency:
 857                         amount_currency = cur_obj.compute(cr, uid,
 858                                 company_currency, inv.currency_id.id, t[1])
 859                     else:
 860                         amount_currency = False
 861
 862                     # last line add the diff
 863                     res_amount_currency -= amount_currency or 0
 864                     i += 1
 865                     if i == len(totlines):
 866                         amount_currency += res_amount_currency
 867
 868                     iml.append({
 869                         'type': 'dest',
 870                         'name': name,
 871                         'price': t[1],
 872                         'account_id': acc_id,
 873                         'date_maturity': t[0],
 874                         'amount_currency': diff_currency_p \
 875                                 and  amount_currency or False,
 876                         'currency_id': diff_currency_p \
 877                                 and inv.currency_id.id or False,
 878                         'ref': ref,
 879                     })
 880             else:
 881                 iml.append({
 882                     'type': 'dest',
 883                     'name': name,
 884                     'price': total,
 885                     'account_id': acc_id,
 886                     'date_maturity': inv.date_due or False,
 887                     'amount_currency': diff_currency_p \
 888                             and total_currency or False,
 889                     'currency_id': diff_currency_p \
 890                             and inv.currency_id.id or False,
 891                     'ref': ref
 892             })
 893
 894             date = inv.date_invoice or time.strftime('%Y-%m-%d')
 895             part = inv.partner_id.id
 896
 897             line = map(lambda x:(0,0,self.line_get_convert(cr, uid, x, part, date, context={})),iml)
 898
 899             line = self.group_lines(cr, uid, iml, line, inv)
 900
 901             journal_id = inv.journal_id.id
 902             journal = self.pool.get('account.journal').browse(cr, uid, journal_id)
 903             if journal.centralisation:
 904                 raise osv.except_osv(_('UserError'),
 905                         _('Cannot create invoice move on centralised journal'))
 906
 907             line = self.finalize_invoice_move_lines(cr, uid, inv, line)
 908
 909             move = {
 910                 'ref': inv.reference and inv.reference or inv.name,
 911                 'line_id': line,
 912                 'journal_id': journal_id,
 913                 'date': date,
 914                 'type': entry_type,
 915                 'narration':inv.comment
 916             }
 917             period_id = inv.period_id and inv.period_id.id or False
 918             if not period_id:
 919                 period_ids = self.pool.get('account.period').search(cr, uid, [('date_start','<=',inv.date_invoice or time.strftime('%Y-%m-%d')),('date_stop','>=',inv.date_invoice or time.strftime('%Y-%m-%d')), ('company_id', '=', inv.company_id.id)])
 920                 if period_ids:
 921                     period_id = period_ids[0]
 922             if period_id:
 923                 move['period_id'] = period_id
 924                 for i in line:
 925                     i[2]['period_id'] = period_id
 926
 927             move_id = self.pool.get('account.move').create(cr, uid, move, context=context)
 928             new_move_name = self.pool.get('account.move').browse(cr, uid, move_id).name
 929             # make the invoice point to that move
 930             self.write(cr, uid, [inv.id], {'move_id': move_id,'period_id':period_id, 'move_name':new_move_name})
 931             # Pass invoice in context in method post: used if you want to get the same
 932             # account move reference when creating the same invoice after a cancelled one:
 933             self.pool.get('account.move').post(cr, uid, [move_id], context={'invoice':inv})
 934         self._log_event(cr, uid, ids)
 935         return True
 936
 937     def line_get_convert(self, cr, uid, x, part, date, context=None):
 938         return {
 939             'date_maturity': x.get('date_maturity', False),
 940             'partner_id': part,
 941             'name': x['name'][:64],
 942             'date': date,
 943             'debit': x['price']>0 and x['price'],
 944             'credit': x['price']<0 and -x['price'],
 945             'account_id': x['account_id'],
 946             'analytic_lines': x.get('analytic_lines', []),
 947             'amount_currency': x['price']>0 and abs(x.get('amount_currency', False)) or -abs(x.get('amount_currency', False)),
 948             'currency_id': x.get('currency_id', False),
 949             'tax_code_id': x.get('tax_code_id', False),
 950             'tax_amount': x.get('tax_amount', False),
 951             'ref': x.get('ref', False),
 952             'quantity': x.get('quantity',1.00),
 953             'product_id': x.get('product_id', False),
 954             'product_uom_id': x.get('uos_id', False),
 955             'analytic_account_id': x.get('account_analytic_id', False),
 956         }
 957
 958     def action_number(self, cr, uid, ids, context=None):
 959         if context is None:
 960             context = {}
 961         #TODO: not correct fix but required a frech values before reading it.
 962         self.write(cr, uid, ids, {})
 963
 964         for obj_inv in self.browse(cr, uid, ids, context=context):
 965             id = obj_inv.id
 966             invtype = obj_inv.type
 967             number = obj_inv.number
 968             move_id = obj_inv.move_id and obj_inv.move_id.id or False
 969             reference = obj_inv.reference or ''
 970
 971             self.write(cr, uid, ids, {'internal_number':number})
 972
 973             if invtype in ('in_invoice', 'in_refund'):
 974                 if not reference:
 975                     ref = self._convert_ref(cr, uid, number)
 976                 else:
 977                     ref = reference
 978             else:
 979                 ref = self._convert_ref(cr, uid, number)
 980
 981             cr.execute('UPDATE account_move SET ref=%s ' \
 982                     'WHERE id=%s AND (ref is null OR ref = \'\')',
 983                     (ref, move_id))
 984             cr.execute('UPDATE account_move_line SET ref=%s ' \
 985                     'WHERE move_id=%s AND (ref is null OR ref = \'\')',
 986                     (ref, move_id))
 987             cr.execute('UPDATE account_analytic_line SET ref=%s ' \
 988                     'FROM account_move_line ' \
 989                     'WHERE account_move_line.move_id = %s ' \
 990                         'AND account_analytic_line.move_id = account_move_line.id',
 991                         (ref, move_id))
 992
 993             for inv_id, name in self.name_get(cr, uid, [id]):
 994                 ctx = context.copy()
 995                 if obj_inv.type in ('out_invoice', 'out_refund'):
 996                     ctx = self.get_log_context(cr, uid, context=ctx)
 997                 message = _('Invoice ') + " '" + name + "' "+ _("is validated.")
 998                 self.log(cr, uid, inv_id, message, context=ctx)
 999         return True
1000
1001     def action_cancel(self, cr, uid, ids, *args):
1002         context = {} # TODO: Use context from arguments
1003         account_move_obj = self.pool.get('account.move')
1004         invoices = self.read(cr, uid, ids, ['move_id', 'payment_ids'])
1005         move_ids = [] # ones that we will need to remove
1006         for i in invoices:
1007             if i['move_id']:
1008                 move_ids.append(i['move_id'][0])
1009             if i['payment_ids']:
1010                 account_move_line_obj = self.pool.get('account.move.line')
1011                 pay_ids = account_move_line_obj.browse(cr, uid, i['payment_ids'])
1012                 for move_line in pay_ids:
1013                     if move_line.reconcile_partial_id and move_line.reconcile_partial_id.line_partial_ids:
1014                         raise osv.except_osv(_('Error !'), _('You cannot cancel the Invoice which is Partially Paid! You need to unreconcile concerned payment entries!'))
1015
1016         # First, set the invoices as cancelled and detach the move ids
1017         self.write(cr, uid, ids, {'state':'cancel', 'move_id':False})
1018         if move_ids:
1019             # second, invalidate the move(s)
1020             account_move_obj.button_cancel(cr, uid, move_ids, context=context)
1021             # delete the move this invoice was pointing to
1022             # Note that the corresponding move_lines and move_reconciles
1023             # will be automatically deleted too
1024             account_move_obj.unlink(cr, uid, move_ids, context=context)
1025         self._log_event(cr, uid, ids, -1.0, 'Cancel Invoice')
1026         return True
1027
1028     ###################
1029
1030     def list_distinct_taxes(self, cr, uid, ids):
1031         invoices = self.browse(cr, uid, ids)
1032         taxes = {}
1033         for inv in invoices:
1034             for tax in inv.tax_line:
1035                 if not tax['name'] in taxes:
1036                     taxes[tax['name']] = {'name': tax['name']}
1037         return taxes.values()
1038
1039     def _log_event(self, cr, uid, ids, factor=1.0, name='Open Invoice'):
1040         #TODO: implement messages system
1041         return True
1042
1043     def name_get(self, cr, uid, ids, context=None):
1044         if not ids:
1045             return []
1046         types = {
1047                 'out_invoice': 'CI: ',
1048                 'in_invoice': 'SI: ',
1049                 'out_refund': 'OR: ',
1050                 'in_refund': 'SR: ',
1051                 }
1052         return [(r['id'], (r['number']) or types[r['type']] + (r['name'] or '')) for r in self.read(cr, uid, ids, ['type', 'number', 'name'], context, load='_classic_write')]
1053
1054     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
1055         if not args:
1056             args = []
1057         if context is None:
1058             context = {}
1059         ids = []
1060         if name:
1061             ids = self.search(cr, user, [('number','=',name)] + args, limit=limit, context=context)
1062         if not ids:
1063             ids = self.search(cr, user, [('name',operator,name)] + args, limit=limit, context=context)
1064         return self.name_get(cr, user, ids, context)
1065
1066     def _refund_cleanup_lines(self, cr, uid, lines):
1067         for line in lines:
1068             del line['id']
1069             del line['invoice_id']
1070             for field in ('company_id', 'partner_id', 'account_id', 'product_id',
1071                           'uos_id', 'account_analytic_id', 'tax_code_id', 'base_code_id'):
1072                 line[field] = line.get(field, False) and line[field][0]
1073             if 'invoice_line_tax_id' in line:
1074                 line['invoice_line_tax_id'] = [(6,0, line.get('invoice_line_tax_id', [])) ]
1075         return map(lambda x: (0,0,x), lines)
1076
1077     def refund(self, cr, uid, ids, date=None, period_id=None, description=None, journal_id=None):
1078         invoices = self.read(cr, uid, ids, ['name', 'type', 'number', 'reference', 'comment', 'date_due', 'partner_id', 'address_contact_id', 'address_invoice_id', 'partner_contact', 'partner_insite', 'partner_ref', 'payment_term', 'account_id', 'currency_id', 'invoice_line', 'tax_line', 'journal_id'])
1079         obj_invoice_line = self.pool.get('account.invoice.line')
1080         obj_invoice_tax = self.pool.get('account.invoice.tax')
1081         obj_journal = self.pool.get('account.journal')
1082         new_ids = []
1083         for invoice in invoices:
1084             del invoice['id']
1085
1086             type_dict = {
1087                 'out_invoice': 'out_refund', # Customer Invoice
1088                 'in_invoice': 'in_refund',   # Supplier Invoice
1089                 'out_refund': 'out_invoice', # Customer Refund
1090                 'in_refund': 'in_invoice',   # Supplier Refund
1091             }
1092
1093             invoice_lines = obj_invoice_line.read(cr, uid, invoice['invoice_line'])
1094             invoice_lines = self._refund_cleanup_lines(cr, uid, invoice_lines)
1095
1096             tax_lines = obj_invoice_tax.read(cr, uid, invoice['tax_line'])
1097             tax_lines = filter(lambda l: l['manual'], tax_lines)
1098             tax_lines = self._refund_cleanup_lines(cr, uid, tax_lines)
1099             if journal_id:
1100                 refund_journal_ids = [journal_id]
1101             elif invoice['type'] == 'in_invoice':
1102                 refund_journal_ids = obj_journal.search(cr, uid, [('type','=','purchase_refund')])
1103             else:
1104                 refund_journal_ids = obj_journal.search(cr, uid, [('type','=','sale_refund')])
1105
1106             if not date:
1107                 date = time.strftime('%Y-%m-%d')
1108             invoice.update({
1109                 'type': type_dict[invoice['type']],
1110                 'date_invoice': date,
1111                 'state': 'draft',
1112                 'number': False,
1113                 'invoice_line': invoice_lines,
1114                 'tax_line': tax_lines,
1115                 'journal_id': refund_journal_ids
1116             })
1117             if period_id:
1118                 invoice.update({
1119                     'period_id': period_id,
1120                 })
1121             if description:
1122                 invoice.update({
1123                     'name': description,
1124                 })
1125             # take the id part of the tuple returned for many2one fields
1126             for field in ('address_contact_id', 'address_invoice_id', 'partner_id',
1127                     'account_id', 'currency_id', 'payment_term', 'journal_id'):
1128                 invoice[field] = invoice[field] and invoice[field][0]
1129             # create the new invoice
1130             new_ids.append(self.create(cr, uid, invoice))
1131
1132         return new_ids
1133
1134     def pay_and_reconcile(self, cr, uid, ids, pay_amount, pay_account_id, period_id, pay_journal_id, writeoff_acc_id, writeoff_period_id, writeoff_journal_id, context=None, name=''):
1135         if context is None:
1136             context = {}
1137         #TODO check if we can use different period for payment and the writeoff line
1138         assert len(ids)==1, "Can only pay one invoice at a time"
1139         invoice = self.browse(cr, uid, ids[0], context=context)
1140         src_account_id = invoice.account_id.id
1141         # Take the seq as name for move
1142         types = {'out_invoice': -1, 'in_invoice': 1, 'out_refund': 1, 'in_refund': -1}
1143         direction = types[invoice.type]
1144         #take the choosen date
1145         if 'date_p' in context and context['date_p']:
1146             date=context['date_p']
1147         else:
1148             date=time.strftime('%Y-%m-%d')
1149
1150         # Take the amount in currency and the currency of the payment
1151         if 'amount_currency' in context and context['amount_currency'] and 'currency_id' in context and context['currency_id']:
1152             amount_currency = context['amount_currency']
1153             currency_id = context['currency_id']
1154         else:
1155             amount_currency = False
1156             currency_id = False
1157
1158         pay_journal = self.pool.get('account.journal').read(cr, uid, pay_journal_id, ['type'], context=context)
1159         if invoice.type in ('in_invoice', 'out_invoice'):
1160             if pay_journal['type'] == 'bank':
1161                 entry_type = 'bank_pay_voucher' # Bank payment
1162             else:
1163                 entry_type = 'pay_voucher' # Cash payment
1164         else:
1165             entry_type = 'cont_voucher'
1166         if invoice.type in ('in_invoice', 'in_refund'):
1167             ref = invoice.reference
1168         else:
1169             ref = self._convert_ref(cr, uid, invoice.number)
1170         # Pay attention to the sign for both debit/credit AND amount_currency
1171         l1 = {
1172             'debit': direction * pay_amount>0 and direction * pay_amount,
1173             'credit': direction * pay_amount<0 and - direction * pay_amount,
1174             'account_id': src_account_id,
1175             'partner_id': invoice.partner_id.id,
1176             'ref':ref,
1177             'date': date,
1178             'currency_id':currency_id,
1179             'amount_currency':amount_currency and direction * amount_currency or 0.0,
1180             'company_id': invoice.company_id.id,
1181         }
1182         l2 = {
1183             'debit': direction * pay_amount<0 and - direction * pay_amount,
1184             'credit': direction * pay_amount>0 and direction * pay_amount,
1185             'account_id': pay_account_id,
1186             'partner_id': invoice.partner_id.id,
1187             'ref':ref,
1188             'date': date,
1189             'currency_id':currency_id,
1190             'amount_currency':amount_currency and - direction * amount_currency or 0.0,
1191             'company_id': invoice.company_id.id,
1192         }
1193
1194         if not name:
1195             name = invoice.invoice_line and invoice.invoice_line[0].name or invoice.number
1196         l1['name'] = name
1197         l2['name'] = name
1198
1199         lines = [(0, 0, l1), (0, 0, l2)]
1200         move = {'ref': ref, 'line_id': lines, 'journal_id': pay_journal_id, 'period_id': period_id, 'date': date, 'type': entry_type}
1201         move_id = self.pool.get('account.move').create(cr, uid, move, context=context)
1202
1203         line_ids = []
1204         total = 0.0
1205         line = self.pool.get('account.move.line')
1206         move_ids = [move_id,]
1207         if invoice.move_id:
1208             move_ids.append(invoice.move_id.id)
1209         cr.execute('SELECT id FROM account_move_line '\
1210                    'WHERE move_id IN %s',
1211                    ((move_id, invoice.move_id.id),))
1212         lines = line.browse(cr, uid, map(lambda x: x[0], cr.fetchall()) )
1213         for l in lines+invoice.payment_ids:
1214             if l.account_id.id == src_account_id:
1215                 line_ids.append(l.id)
1216                 total += (l.debit or 0.0) - (l.credit or 0.0)
1217
1218         inv_id, name = self.name_get(cr, uid, [invoice.id], context=context)[0]
1219         if (not round(total,self.pool.get('decimal.precision').precision_get(cr, uid, 'Account'))) or writeoff_acc_id:
1220             self.pool.get('account.move.line').reconcile(cr, uid, line_ids, 'manual', writeoff_acc_id, writeoff_period_id, writeoff_journal_id, context)
1221         else:
1222             code = invoice.currency_id.symbol
1223             # TODO: use currency's formatting function
1224             msg = _("Invoice '%s' is paid partially: %s%s of %s%s (%s%s remaining)") % \
1225                     (name, pay_amount, code, invoice.amount_total, code, total, code)
1226             self.log(cr, uid, inv_id,  msg)
1227             self.pool.get('account.move.line').reconcile_partial(cr, uid, line_ids, 'manual', context)
1228
1229         # Update the stored value (fields.function), so we write to trigger recompute
1230         self.pool.get('account.invoice').write(cr, uid, ids, {}, context=context)
1231         return True
1232
1233 account_invoice()
1234
1235 class account_invoice_line(osv.osv):
1236     def _amount_line(self, cr, uid, ids, prop, unknow_none, unknow_dict):
1237         res = {}
1238         tax_obj = self.pool.get('account.tax')
1239         cur_obj = self.pool.get('res.currency')
1240         for line in self.browse(cr, uid, ids):
1241             price = line.price_unit * (1-(line.discount or 0.0)/100.0)
1242             taxes = tax_obj.compute_all(cr, uid, line.invoice_line_tax_id, price, line.quantity, product=line.product_id, address_id=line.invoice_id.address_invoice_id, partner=line.invoice_id.partner_id)
1243             res[line.id] = taxes['total']
1244             if line.invoice_id:
1245                 cur = line.invoice_id.currency_id
1246                 res[line.id] = cur_obj.round(cr, uid, cur, res[line.id])
1247         return res
1248
1249     def _price_unit_default(self, cr, uid, context=None):
1250         if context is None:
1251             context = {}
1252         if 'check_total' in context:
1253             t = context['check_total']
1254             for l in context.get('invoice_line', {}):
1255                 if isinstance(l, (list, tuple)) and len(l) >= 3 and l[2]:
1256                     tax_obj = self.pool.get('account.tax')
1257                     p = l[2].get('price_unit', 0) * (1-l[2].get('discount', 0)/100.0)
1258                     t = t - (p * l[2].get('quantity'))
1259                     taxes = l[2].get('invoice_line_tax_id')
1260                     if len(taxes[0]) >= 3 and taxes[0][2]:
1261                         taxes = tax_obj.browse(cr, uid, list(taxes[0][2]))
1262                         for tax in tax_obj.compute_all(cr, uid, taxes, p,l[2].get('quantity'), context.get('address_invoice_id', False), l[2].get('product_id', False), context.get('partner_id', False))['taxes']:
1263                             t = t - tax['amount']
1264             return t
1265         return 0
1266
1267     _name = "account.invoice.line"
1268     _description = "Invoice Line"
1269     _columns = {
1270         'name': fields.char('Description', size=256, required=True),
1271         'origin': fields.char('Origin', size=256, help="Reference of the document that produced this invoice."),
1272         'invoice_id': fields.many2one('account.invoice', 'Invoice Reference', ondelete='cascade', select=True),
1273         'uos_id': fields.many2one('product.uom', 'Unit of Measure', ondelete='set null'),
1274         'product_id': fields.many2one('product.product', 'Product', ondelete='set null'),
1275         'account_id': fields.many2one('account.account', 'Account', required=True, domain=[('type','<>','view'), ('type', '<>', 'closed')], help="The income or expense account related to the selected product."),
1276         'price_unit': fields.float('Unit Price', required=True, digits_compute= dp.get_precision('Account')),
1277         'price_subtotal': fields.function(_amount_line, method=True, string='Subtotal', type="float",
1278             digits_compute= dp.get_precision('Account'), store=True),
1279         'quantity': fields.float('Quantity', required=True),
1280         'discount': fields.float('Discount (%)', digits_compute= dp.get_precision('Account')),
1281         'invoice_line_tax_id': fields.many2many('account.tax', 'account_invoice_line_tax', 'invoice_line_id', 'tax_id', 'Taxes', domain=[('parent_id','=',False)]),
1282         'note': fields.text('Notes'),
1283         'account_analytic_id':  fields.many2one('account.analytic.account', 'Analytic Account'),
1284         'company_id': fields.related('invoice_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1285         'partner_id': fields.related('invoice_id','partner_id',type='many2one',relation='res.partner',string='Partner',store=True)
1286     }
1287     _defaults = {
1288         'quantity': 1,
1289         'discount': 0.0,
1290         'price_unit': _price_unit_default,
1291     }
1292
1293     def product_id_change(self, cr, uid, ids, product, uom, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, address_invoice_id=False, currency_id=False, context=None):
1294         if context is None:
1295             context = {}
1296         company_id = context.get('company_id',False)
1297         if not partner_id:
1298             raise osv.except_osv(_('No Partner Defined !'),_("You must first select a partner !") )
1299         if not product:
1300             if type in ('in_invoice', 'in_refund'):
1301                 return {'value': {'categ_id': False}, 'domain':{'product_uom':[]}}
1302             else:
1303                 return {'value': {'price_unit': 0.0, 'categ_id': False}, 'domain':{'product_uom':[]}}
1304         part = self.pool.get('res.partner').browse(cr, uid, partner_id, context=context)
1305         fpos_obj = self.pool.get('account.fiscal.position')
1306         fpos = fposition_id and fpos_obj.browse(cr, uid, fposition_id, context=context) or False
1307
1308         if part.lang:
1309             context.update({'lang': part.lang})
1310         result = {}
1311         res = self.pool.get('product.product').browse(cr, uid, product, context=context)
1312
1313         if type in ('out_invoice','out_refund'):
1314             a = res.product_tmpl_id.property_account_income.id
1315             if not a:
1316                 a = res.categ_id.property_account_income_categ.id
1317         else:
1318             a = res.product_tmpl_id.property_account_expense.id
1319             if not a:
1320                 a = res.categ_id.property_account_expense_categ.id
1321         a = fpos_obj.map_account(cr, uid, fpos, a)
1322         if a:
1323             result['account_id'] = a
1324
1325         if type in ('out_invoice', 'out_refund'):
1326             taxes = res.taxes_id and res.taxes_id or (a and self.pool.get('account.account').browse(cr, uid, a, context=context).tax_ids or False)
1327         else:
1328             taxes = res.supplier_taxes_id and res.supplier_taxes_id or (a and self.pool.get('account.account').browse(cr, uid, a, context=context).tax_ids or False)
1329         tax_id = fpos_obj.map_tax(cr, uid, fpos, taxes)
1330
1331         if type in ('in_invoice', 'in_refund'):
1332             result.update( {'price_unit': price_unit or res.standard_price,'invoice_line_tax_id': tax_id} )
1333         else:
1334             result.update({'price_unit': res.list_price, 'invoice_line_tax_id': tax_id})
1335         result['name'] = res.partner_ref
1336
1337         domain = {}
1338         result['uos_id'] = res.uom_id.id or uom or False
1339         result['note'] = res.description
1340         if result['uos_id']:
1341             res2 = res.uom_id.category_id.id
1342             if res2:
1343                 domain = {'uos_id':[('category_id','=',res2 )]}
1344
1345         result['categ_id'] = res.categ_id.id
1346         res_final = {'value':result, 'domain':domain}
1347
1348         if not company_id or not currency_id:
1349             return res_final
1350
1351         company = self.pool.get('res.company').browse(cr, uid, company_id, context=context)
1352         currency = self.pool.get('res.currency').browse(cr, uid, currency_id, context=context)
1353
1354         if company.currency_id.id != currency.id:
1355             new_price = res_final['value']['price_unit'] * currency.rate
1356             res_final['value']['price_unit'] = new_price
1357
1358         if uom:
1359             uom = self.pool.get('product.uom').browse(cr, uid, uom, context=context)
1360             if res.uom_id.category_id.id == uom.category_id.id:
1361                 new_price = res_final['value']['price_unit'] * uom.factor_inv
1362                 res_final['value']['price_unit'] = new_price
1363         return res_final
1364
1365     def uos_id_change(self, cr, uid, ids, product, uom, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, address_invoice_id=False, currency_id=False, context=None):
1366         warning = {}
1367         res = self.product_id_change(cr, uid, ids, product, uom, qty, name, type, partner_id, fposition_id, price_unit, address_invoice_id, currency_id, context=context)
1368         if 'uos_id' in res['value']:
1369             del res['value']['uos_id']
1370         if not uom:
1371             res['value']['price_unit'] = 0.0
1372         if product and uom:
1373             prod = self.pool.get('product.product').browse(cr, uid, product, context=context)
1374             prod_uom = self.pool.get('product.uom').browse(cr, uid, uom, context=context)
1375             if prod.uom_id.category_id.id != prod_uom.category_id.id:
1376                  warning = {
1377                     'title': _('Warning!'),
1378                     'message': _('You selected an Unit of Measure which is not compatible with the product.')
1379             }
1380             return {'value': res['value'], 'warning': warning}
1381         return res
1382
1383     def move_line_get(self, cr, uid, invoice_id, context=None):
1384         res = []
1385         tax_obj = self.pool.get('account.tax')
1386         cur_obj = self.pool.get('res.currency')
1387         if context is None:
1388             context = {}
1389         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1390         company_currency = inv.company_id.currency_id.id
1391
1392         for line in inv.invoice_line:
1393             mres = self.move_line_get_item(cr, uid, line, context)
1394             if not mres:
1395                 continue
1396             res.append(mres)
1397             tax_code_found= False
1398             for tax in tax_obj.compute_all(cr, uid, line.invoice_line_tax_id,
1399                     (line.price_unit * (1.0 - (line['discount'] or 0.0) / 100.0)),
1400                     line.quantity, inv.address_invoice_id.id, line.product_id,
1401                     inv.partner_id)['taxes']:
1402
1403                 if inv.type in ('out_invoice', 'in_invoice'):
1404                     tax_code_id = tax['base_code_id']
1405                     tax_amount = line.price_subtotal * tax['base_sign']
1406                 else:
1407                     tax_code_id = tax['ref_base_code_id']
1408                     tax_amount = line.price_subtotal * tax['ref_base_sign']
1409
1410                 if tax_code_found:
1411                     if not tax_code_id:
1412                         continue
1413                     res.append(self.move_line_get_item(cr, uid, line, context))
1414                     res[-1]['price'] = 0.0
1415                     res[-1]['account_analytic_id'] = False
1416                 elif not tax_code_id:
1417                     continue
1418                 tax_code_found = True
1419
1420                 res[-1]['tax_code_id'] = tax_code_id
1421                 res[-1]['tax_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, tax_amount, context={'date': inv.date_invoice})
1422         return res
1423
1424     def move_line_get_item(self, cr, uid, line, context=None):
1425         return {
1426             'type':'src',
1427             'name': line.name[:64],
1428             'price_unit':line.price_unit,
1429             'quantity':line.quantity,
1430             'price':line.price_subtotal,
1431             'account_id':line.account_id.id,
1432             'product_id':line.product_id.id,
1433             'uos_id':line.uos_id.id,
1434             'account_analytic_id':line.account_analytic_id.id,
1435             'taxes':line.invoice_line_tax_id,
1436         }
1437     #
1438     # Set the tax field according to the account and the fiscal position
1439     #
1440     def onchange_account_id(self, cr, uid, ids, fposition_id, account_id):
1441         if not account_id:
1442             return {}
1443         taxes = self.pool.get('account.account').browse(cr, uid, account_id).tax_ids
1444         fpos = fposition_id and self.pool.get('account.fiscal.position').browse(cr, uid, fposition_id) or False
1445         res = self.pool.get('account.fiscal.position').map_tax(cr, uid, fpos, taxes)
1446         return {'value':{'invoice_line_tax_id': res}}
1447
1448 account_invoice_line()
1449
1450 class account_invoice_tax(osv.osv):
1451     _name = "account.invoice.tax"
1452     _description = "Invoice Tax"
1453
1454     def _count_factor(self, cr, uid, ids, name, args, context=None):
1455         res = {}
1456         for invoice_tax in self.browse(cr, uid, ids, context=context):
1457             res[invoice_tax.id] = {
1458                 'factor_base': 1.0,
1459                 'factor_tax': 1.0,
1460             }
1461             if invoice_tax.amount <> 0.0:
1462                 factor_tax = invoice_tax.tax_amount / invoice_tax.amount
1463                 res[invoice_tax.id]['factor_tax'] = factor_tax
1464
1465             if invoice_tax.base <> 0.0:
1466                 factor_base = invoice_tax.base_amount / invoice_tax.base
1467                 res[invoice_tax.id]['factor_base'] = factor_base
1468
1469         return res
1470
1471     _columns = {
1472         'invoice_id': fields.many2one('account.invoice', 'Invoice Line', ondelete='cascade', select=True),
1473         'name': fields.char('Tax Description', size=64, required=True),
1474         'account_id': fields.many2one('account.account', 'Tax Account', required=True, domain=[('type','<>','view'),('type','<>','income'), ('type', '<>', 'closed')]),
1475         'base': fields.float('Base', digits_compute=dp.get_precision('Account')),
1476         'amount': fields.float('Amount', digits_compute=dp.get_precision('Account')),
1477         'manual': fields.boolean('Manual'),
1478         'sequence': fields.integer('Sequence', help="Gives the sequence order when displaying a list of invoice tax."),
1479         'base_code_id': fields.many2one('account.tax.code', 'Base Code', help="The account basis of the tax declaration."),
1480         'base_amount': fields.float('Base Code Amount', digits_compute=dp.get_precision('Account')),
1481         'tax_code_id': fields.many2one('account.tax.code', 'Tax Code', help="The tax basis of the tax declaration."),
1482         'tax_amount': fields.float('Tax Code Amount', digits_compute=dp.get_precision('Account')),
1483         'company_id': fields.related('account_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, readonly=True),
1484         'factor_base': fields.function(_count_factor, method=True, string='Multipication factor for Base code', type='float', multi="all"),
1485         'factor_tax': fields.function(_count_factor, method=True, string='Multipication factor Tax code', type='float', multi="all")
1486     }
1487
1488     def base_change(self, cr, uid, ids, base, currency_id=False, company_id=False, date_invoice=False):
1489         cur_obj = self.pool.get('res.currency')
1490         company_obj = self.pool.get('res.company')
1491         company_currency = False
1492         factor = 1
1493         if ids:
1494             factor = self.read(cr, uid, ids[0], ['factor_base'])['factor_base']
1495         if company_id:
1496             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1497         if currency_id and company_currency:
1498             base = cur_obj.compute(cr, uid, currency_id, company_currency, base*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1499         return {'value': {'base_amount':base}}
1500
1501     def amount_change(self, cr, uid, ids, amount, currency_id=False, company_id=False, date_invoice=False):
1502         cur_obj = self.pool.get('res.currency')
1503         company_obj = self.pool.get('res.company')
1504         company_currency = False
1505         factor = 1
1506         if ids:
1507             factor = self.read(cr, uid, ids[0], ['factor_tax'])['factor_tax']
1508         if company_id:
1509             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1510         if currency_id and company_currency:
1511             amount = cur_obj.compute(cr, uid, currency_id, company_currency, amount*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1512         return {'value': {'tax_amount': amount}}
1513
1514     _order = 'sequence'
1515     _defaults = {
1516         'manual': 1,
1517         'base_amount': 0.0,
1518         'tax_amount': 0.0,
1519     }
1520     def compute(self, cr, uid, invoice_id, context=None):
1521         tax_grouped = {}
1522         tax_obj = self.pool.get('account.tax')
1523         cur_obj = self.pool.get('res.currency')
1524         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1525         cur = inv.currency_id
1526         company_currency = inv.company_id.currency_id.id
1527
1528         for line in inv.invoice_line:
1529             for tax in tax_obj.compute_all(cr, uid, line.invoice_line_tax_id, (line.price_unit* (1-(line.discount or 0.0)/100.0)), line.quantity, inv.address_invoice_id.id, line.product_id, inv.partner_id)['taxes']:
1530                 val={}
1531                 val['invoice_id'] = inv.id
1532                 val['name'] = tax['name']
1533                 val['amount'] = tax['amount']
1534                 val['manual'] = False
1535                 val['sequence'] = tax['sequence']
1536                 val['base'] = tax['price_unit'] * line['quantity']
1537
1538                 if inv.type in ('out_invoice','in_invoice'):
1539                     val['base_code_id'] = tax['base_code_id']
1540                     val['tax_code_id'] = tax['tax_code_id']
1541                     val['base_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, val['base'] * tax['base_sign'], context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1542                     val['tax_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, val['amount'] * tax['tax_sign'], context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1543                     val['account_id'] = tax['account_collected_id'] or line.account_id.id
1544                 else:
1545                     val['base_code_id'] = tax['ref_base_code_id']
1546                     val['tax_code_id'] = tax['ref_tax_code_id']
1547                     val['base_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, val['base'] * tax['ref_base_sign'], context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1548                     val['tax_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, val['amount'] * tax['ref_tax_sign'], context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1549                     val['account_id'] = tax['account_paid_id'] or line.account_id.id
1550
1551                 key = (val['tax_code_id'], val['base_code_id'], val['account_id'])
1552                 if not key in tax_grouped:
1553                     tax_grouped[key] = val
1554                 else:
1555                     tax_grouped[key]['amount'] += val['amount']
1556                     tax_grouped[key]['base'] += val['base']
1557                     tax_grouped[key]['base_amount'] += val['base_amount']
1558                     tax_grouped[key]['tax_amount'] += val['tax_amount']
1559
1560         for t in tax_grouped.values():
1561             t['base'] = cur_obj.round(cr, uid, cur, t['base'])
1562             t['amount'] = cur_obj.round(cr, uid, cur, t['amount'])
1563             t['base_amount'] = cur_obj.round(cr, uid, cur, t['base_amount'])
1564             t['tax_amount'] = cur_obj.round(cr, uid, cur, t['tax_amount'])
1565         return tax_grouped
1566
1567     def move_line_get(self, cr, uid, invoice_id):
1568         res = []
1569         cr.execute('SELECT * FROM account_invoice_tax WHERE invoice_id=%s', (invoice_id,))
1570         for t in cr.dictfetchall():
1571             if not t['amount'] \
1572                     and not t['tax_code_id'] \
1573                     and not t['tax_amount']:
1574                 continue
1575             res.append({
1576                 'type':'tax',
1577                 'name':t['name'],
1578                 'price_unit': t['amount'],
1579                 'quantity': 1,
1580                 'price': t['amount'] or 0.0,
1581                 'account_id': t['account_id'],
1582                 'tax_code_id': t['tax_code_id'],
1583                 'tax_amount': t['tax_amount']
1584             })
1585         return res
1586
1587 account_invoice_tax()
1588
1589
1590 class res_partner(osv.osv):
1591     """ Inherits partner and adds invoice information in the partner form """
1592     _inherit = 'res.partner'
1593     _columns = {
1594         'invoice_ids': fields.one2many('account.invoice.line', 'partner_id', 'Invoices', readonly=True),
1595     }
1596
1597 res_partner()
1598
1599 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: