addons/account/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         journal_obj = self.pool.get('account.journal')
  55         res = journal_obj.search(cr, uid, [('type', '=', type2journal.get(type_inv, 'sale')),
  56                                             ('company_id', '=', company_id)],
  57                                                 limit=1)
  58         return res and res[0] or False
  59
  60     def _get_currency(self, cr, uid, context=None):
  61         res = False
  62         journal_id = self._get_journal(cr, uid, context=context)
  63         if journal_id:
  64             journal = self.pool.get('account.journal').browse(cr, uid, journal_id, context=context)
  65             res = journal.currency and journal.currency.id or journal.company_id.currency_id.id
  66         return res
  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 the invoice is paid. Its related journal entries may or may not be reconciled. \
 213             \n* The \'Cancelled\' state is used when user cancel invoice.'),
 214         'date_invoice': fields.date('Invoice Date', readonly=True, states={'draft':[('readonly',False)]}, 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, 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, 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, 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('Verification Total', digits_compute=dp.get_precision('Account'), states={'open':[('readonly',True)],'close':[('readonly',True)]}),
 257         'reconciled': fields.function(_reconciled, 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="It indicates that the invoice has been paid and the journal entry of the invoice has been 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 to which the invoice will be paid. A Company bank account if this is a Customer Invoice or Supplier Refund, otherwise a Partner bank account number.', readonly=True, states={'draft':[('readonly',False)]}),
 265         'move_lines':fields.function(_get_lines, type='many2many', relation='account.move.line', string='Entry Lines'),
 266         'residual': fields.function(_amount_residual, digits_compute=dp.get_precision('Account'), string='Balance',
 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, 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     _sql_constraints = [
 292         ('number_uniq', 'unique(number, company_id, journal_id, type)', 'Invoice Number must be unique per Company!'),
 293     ]
 294
 295     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 296         journal_obj = self.pool.get('account.journal')
 297         if context is None:
 298             context = {}
 299
 300         if context.get('active_model', '') in ['res.partner'] and context.get('active_ids', False) and context['active_ids']:
 301             partner = self.pool.get(context['active_model']).read(cr, uid, context['active_ids'], ['supplier','customer'])[0]
 302             if not view_type:
 303                 view_id = self.pool.get('ir.ui.view').search(cr, uid, [('name', '=', 'account.invoice.tree')])
 304                 view_type = 'tree'
 305             if view_type == 'form':
 306                 if partner['supplier'] and not partner['customer']:
 307                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.supplier.form')])
 308                 else:
 309                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.form')])
 310         if view_id and isinstance(view_id, (list, tuple)):
 311             view_id = view_id[0]
 312         res = super(account_invoice,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 313
 314         type = context.get('journal_type', False)
 315         for field in res['fields']:
 316             if field == 'journal_id' and type:
 317                 journal_select = journal_obj._name_search(cr, uid, '', [('type', '=', type)], context=context, limit=None, name_get_uid=1)
 318                 res['fields'][field]['selection'] = journal_select
 319
 320         doc = etree.XML(res['arch'])
 321
 322         if context.get('type', False):
 323             for node in doc.xpath("//field[@name='partner_bank_id']"):
 324                 if context['type'] == 'in_refund':
 325                     node.set('domain', "[('partner_id.ref_companies', 'in', [company_id])]")
 326                 elif context['type'] == 'out_refund':
 327                     node.set('domain', "[('partner_id', '=', partner_id)]")
 328             res['arch'] = etree.tostring(doc)
 329
 330         if view_type == 'search':
 331             if context.get('type', 'in_invoice') in ('out_invoice', 'out_refund'):
 332                 for node in doc.xpath("//group[@name='extended filter']"):
 333                     doc.remove(node)
 334             res['arch'] = etree.tostring(doc)
 335
 336         if view_type == 'tree':
 337             partner_string = _('Customer')
 338             if context.get('type', 'out_invoice') in ('in_invoice', 'in_refund'):
 339                 partner_string = _('Supplier')
 340                 for node in doc.xpath("//field[@name='reference']"):
 341                     node.set('invisible', '0')
 342             for node in doc.xpath("//field[@name='partner_id']"):
 343                 node.set('string', partner_string)
 344             res['arch'] = etree.tostring(doc)
 345         return res
 346
 347     def get_log_context(self, cr, uid, context=None):
 348         if context is None:
 349             context = {}
 350         res = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'invoice_form')
 351         view_id = res and res[1] or False
 352         context['view_id'] = view_id
 353         return context
 354
 355     def create(self, cr, uid, vals, context=None):
 356         if context is None:
 357             context = {}
 358         try:
 359             res = super(account_invoice, self).create(cr, uid, vals, context)
 360             for inv_id, name in self.name_get(cr, uid, [res], context=context):
 361                 ctx = context.copy()
 362                 if vals.get('type', 'in_invoice') in ('out_invoice', 'out_refund'):
 363                     ctx = self.get_log_context(cr, uid, context=ctx)
 364                 message = _("Invoice '%s' is waiting for validation.") % name
 365                 self.log(cr, uid, inv_id, message, context=ctx)
 366             return res
 367         except Exception, e:
 368             if '"journal_id" viol' in e.args[0]:
 369                 raise orm.except_orm(_('Configuration Error!'),
 370                      _('There is no Accounting Journal of type Sale/Purchase defined!'))
 371             else:
 372                 raise orm.except_orm(_('Unknown Error'), str(e))
 373
 374     def confirm_paid(self, cr, uid, ids, context=None):
 375         if context is None:
 376             context = {}
 377         self.write(cr, uid, ids, {'state':'paid'}, context=context)
 378         for inv_id, name in self.name_get(cr, uid, ids, context=context):
 379             message = _("Invoice '%s' is paid.") % name
 380             self.log(cr, uid, inv_id, message)
 381         return True
 382
 383     def unlink(self, cr, uid, ids, context=None):
 384         if context is None:
 385             context = {}
 386         invoices = self.read(cr, uid, ids, ['state','internal_number'], context=context)
 387         unlink_ids = []
 388         for t in invoices:
 389             if t['state'] in ('draft', 'cancel') and t['internal_number']== False:
 390                 unlink_ids.append(t['id'])
 391             else:
 392                 raise osv.except_osv(_('Invalid action !'), _('You can not delete an invoice which is open or paid. We suggest you to refund it instead.'))
 393         osv.osv.unlink(self, cr, uid, unlink_ids, context=context)
 394         return True
 395
 396     def onchange_partner_id(self, cr, uid, ids, type, partner_id,\
 397             date_invoice=False, payment_term=False, partner_bank_id=False, company_id=False):
 398         invoice_addr_id = False
 399         contact_addr_id = False
 400         partner_payment_term = False
 401         acc_id = False
 402         bank_id = False
 403         fiscal_position = False
 404
 405         opt = [('uid', str(uid))]
 406         if partner_id:
 407
 408             opt.insert(0, ('id', partner_id))
 409             res = self.pool.get('res.partner').address_get(cr, uid, [partner_id], ['contact', 'invoice'])
 410             contact_addr_id = res['contact']
 411             invoice_addr_id = res['invoice']
 412             p = self.pool.get('res.partner').browse(cr, uid, partner_id)
 413             if company_id:
 414                 if p.property_account_receivable.company_id.id != company_id and p.property_account_payable.company_id.id != company_id:
 415                     property_obj = self.pool.get('ir.property')
 416                     rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 417                     pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 418                     if not rec_pro_id:
 419                         rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('company_id','=',company_id)])
 420                     if not pay_pro_id:
 421                         pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('company_id','=',company_id)])
 422                     rec_line_data = property_obj.read(cr,uid,rec_pro_id,['name','value_reference','res_id'])
 423                     pay_line_data = property_obj.read(cr,uid,pay_pro_id,['name','value_reference','res_id'])
 424                     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
 425                     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
 426                     if not rec_res_id and not pay_res_id:
 427                         raise osv.except_osv(_('Configuration Error !'),
 428                             _('Can not find a chart of accounts for this company, you should create one.'))
 429                     account_obj = self.pool.get('account.account')
 430                     rec_obj_acc = account_obj.browse(cr, uid, [rec_res_id])
 431                     pay_obj_acc = account_obj.browse(cr, uid, [pay_res_id])
 432                     p.property_account_receivable = rec_obj_acc[0]
 433                     p.property_account_payable = pay_obj_acc[0]
 434
 435             if type in ('out_invoice', 'out_refund'):
 436                 acc_id = p.property_account_receivable.id
 437             else:
 438                 acc_id = p.property_account_payable.id
 439             fiscal_position = p.property_account_position and p.property_account_position.id or False
 440             partner_payment_term = p.property_payment_term and p.property_payment_term.id or False
 441             if p.bank_ids:
 442                 bank_id = p.bank_ids[0].id
 443
 444         result = {'value': {
 445             'address_contact_id': contact_addr_id,
 446             'address_invoice_id': invoice_addr_id,
 447             'account_id': acc_id,
 448             'payment_term': partner_payment_term,
 449             'fiscal_position': fiscal_position
 450             }
 451         }
 452
 453         if type in ('in_invoice', 'in_refund'):
 454             result['value']['partner_bank_id'] = bank_id
 455
 456         if payment_term != partner_payment_term:
 457             if partner_payment_term:
 458                 to_update = self.onchange_payment_term_date_invoice(
 459                     cr, uid, ids, partner_payment_term, date_invoice)
 460                 result['value'].update(to_update['value'])
 461             else:
 462                 result['value']['date_due'] = False
 463
 464         if partner_bank_id != bank_id:
 465             to_update = self.onchange_partner_bank(cr, uid, ids, bank_id)
 466             result['value'].update(to_update['value'])
 467         return result
 468
 469     def onchange_journal_id(self, cr, uid, ids, journal_id=False, context=None):
 470         result = {}
 471         if journal_id:
 472             journal = self.pool.get('account.journal').browse(cr, uid, journal_id, context=context)
 473             currency_id = journal.currency and journal.currency.id or journal.company_id.currency_id.id
 474             result = {'value': {
 475                     'currency_id': currency_id,
 476                     }
 477                 }
 478         return result
 479
 480     def onchange_payment_term_date_invoice(self, cr, uid, ids, payment_term_id, date_invoice):
 481         if not payment_term_id:
 482             return {}
 483         res = {}
 484         pt_obj = self.pool.get('account.payment.term')
 485         if not date_invoice:
 486             date_invoice = time.strftime('%Y-%m-%d')
 487
 488         pterm_list = pt_obj.compute(cr, uid, payment_term_id, value=1, date_ref=date_invoice)
 489
 490         if pterm_list:
 491             pterm_list = [line[0] for line in pterm_list]
 492             pterm_list.sort()
 493             res = {'value':{'date_due': pterm_list[-1]}}
 494         else:
 495              raise osv.except_osv(_('Data Insufficient !'), _('The payment term of supplier does not have a payment term line!'))
 496         return res
 497
 498     def onchange_invoice_line(self, cr, uid, ids, lines):
 499         return {}
 500
 501     def onchange_partner_bank(self, cursor, user, ids, partner_bank_id=False):
 502         return {'value': {}}
 503
 504     def onchange_company_id(self, cr, uid, ids, company_id, part_id, type, invoice_line, currency_id):
 505         val = {}
 506         dom = {}
 507         obj_journal = self.pool.get('account.journal')
 508         account_obj = self.pool.get('account.account')
 509         inv_line_obj = self.pool.get('account.invoice.line')
 510         if company_id and part_id and type:
 511             acc_id = False
 512             partner_obj = self.pool.get('res.partner').browse(cr,uid,part_id)
 513             if partner_obj.property_account_payable and partner_obj.property_account_receivable:
 514                 if partner_obj.property_account_payable.company_id.id != company_id and partner_obj.property_account_receivable.company_id.id != company_id:
 515                     property_obj = self.pool.get('ir.property')
 516                     rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 517                     pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 518                     if not rec_pro_id:
 519                         rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('company_id','=',company_id)])
 520                     if not pay_pro_id:
 521                         pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('company_id','=',company_id)])
 522                     rec_line_data = property_obj.read(cr, uid, rec_pro_id, ['name','value_reference','res_id'])
 523                     pay_line_data = property_obj.read(cr, uid, pay_pro_id, ['name','value_reference','res_id'])
 524                     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
 525                     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
 526                     if not rec_res_id and not pay_res_id:
 527                         raise osv.except_osv(_('Configuration Error !'),
 528                             _('Can not find a chart of account, you should create one from the configuration of the accounting menu.'))
 529                     if type in ('out_invoice', 'out_refund'):
 530                         acc_id = rec_res_id
 531                     else:
 532                         acc_id = pay_res_id
 533                     val= {'account_id': acc_id}
 534             if ids:
 535                 if company_id:
 536                     inv_obj = self.browse(cr,uid,ids)
 537                     for line in inv_obj[0].invoice_line:
 538                         if line.account_id:
 539                             if line.account_id.company_id.id != company_id:
 540                                 result_id = account_obj.search(cr, uid, [('name','=',line.account_id.name),('company_id','=',company_id)])
 541                                 if not result_id:
 542                                     raise osv.except_osv(_('Configuration Error !'),
 543                                         _('Can not find a chart of account, you should create one from the configuration of the accounting menu.'))
 544                                 inv_line_obj.write(cr, uid, [line.id], {'account_id': result_id[-1]})
 545             else:
 546                 if invoice_line:
 547                     for inv_line in invoice_line:
 548                         obj_l = account_obj.browse(cr, uid, inv_line[2]['account_id'])
 549                         if obj_l.company_id.id != company_id:
 550                             raise osv.except_osv(_('Configuration Error !'),
 551                                 _('Invoice line account company does not match with invoice company.'))
 552                         else:
 553                             continue
 554         if company_id and type:
 555             if type in ('out_invoice'):
 556                 journal_type = 'sale'
 557             elif type in ('out_refund'):
 558                 journal_type = 'sale_refund'
 559             elif type in ('in_refund'):
 560                 journal_type = 'purchase_refund'
 561             else:
 562                 journal_type = 'purchase'
 563             journal_ids = obj_journal.search(cr, uid, [('company_id','=',company_id), ('type', '=', journal_type)])
 564             if journal_ids:
 565                 val['journal_id'] = journal_ids[0]
 566             ir_values_obj = self.pool.get('ir.values')
 567             res_journal_default = ir_values_obj.get(cr, uid, 'default', 'type=%s' % (type), ['account.invoice'])
 568             for r in res_journal_default:
 569                 if r[1] == 'journal_id' and r[2] in journal_ids:
 570                     val['journal_id'] = r[2]
 571             if not val.get('journal_id', False):
 572                 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)))
 573             dom = {'journal_id':  [('id', 'in', journal_ids)]}
 574         else:
 575             journal_ids = obj_journal.search(cr, uid, [])
 576
 577         return {'value': val, 'domain': dom}
 578
 579     # go from canceled state to draft state
 580     def action_cancel_draft(self, cr, uid, ids, *args):
 581         self.write(cr, uid, ids, {'state':'draft'})
 582         wf_service = netsvc.LocalService("workflow")
 583         for inv_id in ids:
 584             wf_service.trg_delete(uid, 'account.invoice', inv_id, cr)
 585             wf_service.trg_create(uid, 'account.invoice', inv_id, cr)
 586         return True
 587
 588     # Workflow stuff
 589     #################
 590
 591     # return the ids of the move lines which has the same account than the invoice
 592     # whose id is in ids
 593     def move_line_id_payment_get(self, cr, uid, ids, *args):
 594         if not ids: return []
 595         result = self.move_line_id_payment_gets(cr, uid, ids, *args)
 596         return result.get(ids[0], [])
 597
 598     def move_line_id_payment_gets(self, cr, uid, ids, *args):
 599         res = {}
 600         if not ids: return res
 601         cr.execute('SELECT i.id, l.id '\
 602                    'FROM account_move_line l '\
 603                    'LEFT JOIN account_invoice i ON (i.move_id=l.move_id) '\
 604                    'WHERE i.id IN %s '\
 605                    'AND l.account_id=i.account_id',
 606                    (tuple(ids),))
 607         for r in cr.fetchall():
 608             res.setdefault(r[0], [])
 609             res[r[0]].append( r[1] )
 610         return res
 611
 612     def copy(self, cr, uid, id, default=None, context=None):
 613         default = default or {}
 614         default.update({
 615             'state':'draft',
 616             'number':False,
 617             'move_id':False,
 618             'move_name':False,
 619             'internal_number': False,
 620             'period_id': False,
 621         })
 622         if 'date_invoice' not in default:
 623             default.update({
 624                 'date_invoice':False
 625             })
 626         if 'date_due' not in default:
 627             default.update({
 628                 'date_due':False
 629             })
 630         return super(account_invoice, self).copy(cr, uid, id, default, context)
 631
 632     def test_paid(self, cr, uid, ids, *args):
 633         res = self.move_line_id_payment_get(cr, uid, ids)
 634         if not res:
 635             return False
 636         ok = True
 637         for id in res:
 638             cr.execute('select reconcile_id from account_move_line where id=%s', (id,))
 639             ok = ok and  bool(cr.fetchone()[0])
 640         return ok
 641
 642     def button_reset_taxes(self, cr, uid, ids, context=None):
 643         if context is None:
 644             context = {}
 645         ctx = context.copy()
 646         ait_obj = self.pool.get('account.invoice.tax')
 647         for id in ids:
 648             cr.execute("DELETE FROM account_invoice_tax WHERE invoice_id=%s AND manual is False", (id,))
 649             partner = self.browse(cr, uid, id, context=ctx).partner_id
 650             if partner.lang:
 651                 ctx.update({'lang': partner.lang})
 652             for taxe in ait_obj.compute(cr, uid, id, context=ctx).values():
 653                 ait_obj.create(cr, uid, taxe)
 654         # Update the stored value (fields.function), so we write to trigger recompute
 655         self.pool.get('account.invoice').write(cr, uid, ids, {'invoice_line':[]}, context=ctx)
 656         return True
 657
 658     def button_compute(self, cr, uid, ids, context=None, set_total=False):
 659         self.button_reset_taxes(cr, uid, ids, context)
 660         for inv in self.browse(cr, uid, ids, context=context):
 661             if set_total:
 662                 self.pool.get('account.invoice').write(cr, uid, [inv.id], {'check_total': inv.amount_total})
 663         return True
 664
 665     def _convert_ref(self, cr, uid, ref):
 666         return (ref or '').replace('/','')
 667
 668     def _get_analytic_lines(self, cr, uid, id, context=None):
 669         if context is None:
 670             context = {}
 671         inv = self.browse(cr, uid, id)
 672         cur_obj = self.pool.get('res.currency')
 673
 674         company_currency = inv.company_id.currency_id.id
 675         if inv.type in ('out_invoice', 'in_refund'):
 676             sign = 1
 677         else:
 678             sign = -1
 679
 680         iml = self.pool.get('account.invoice.line').move_line_get(cr, uid, inv.id, context=context)
 681         for il in iml:
 682             if il['account_analytic_id']:
 683                 if inv.type in ('in_invoice', 'in_refund'):
 684                     ref = inv.reference
 685                 else:
 686                     ref = self._convert_ref(cr, uid, inv.number)
 687                 if not inv.journal_id.analytic_journal_id:
 688                     raise osv.except_osv(_('No Analytic Journal !'),_("You have to define an analytic journal on the '%s' journal!") % (inv.journal_id.name,))
 689                 il['analytic_lines'] = [(0,0, {
 690                     'name': il['name'],
 691                     'date': inv['date_invoice'],
 692                     'account_id': il['account_analytic_id'],
 693                     'unit_amount': il['quantity'],
 694                     'amount': cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, il['price'], context={'date': inv.date_invoice}) * sign,
 695                     'product_id': il['product_id'],
 696                     'product_uom_id': il['uos_id'],
 697                     'general_account_id': il['account_id'],
 698                     'journal_id': inv.journal_id.analytic_journal_id.id,
 699                     'ref': ref,
 700                 })]
 701         return iml
 702
 703     def action_date_assign(self, cr, uid, ids, *args):
 704         for inv in self.browse(cr, uid, ids):
 705             res = self.onchange_payment_term_date_invoice(cr, uid, inv.id, inv.payment_term.id, inv.date_invoice)
 706             if res and res['value']:
 707                 self.write(cr, uid, [inv.id], res['value'])
 708         return True
 709
 710     def finalize_invoice_move_lines(self, cr, uid, invoice_browse, move_lines):
 711         """finalize_invoice_move_lines(cr, uid, invoice, move_lines) -> move_lines
 712         Hook method to be overridden in additional modules to verify and possibly alter the
 713         move lines to be created by an invoice, for special cases.
 714         :param invoice_browse: browsable record of the invoice that is generating the move lines
 715         :param move_lines: list of dictionaries with the account.move.lines (as for create())
 716         :return: the (possibly updated) final move_lines to create for this invoice
 717         """
 718         return move_lines
 719
 720     def check_tax_lines(self, cr, uid, inv, compute_taxes, ait_obj):
 721         if not inv.tax_line:
 722             for tax in compute_taxes.values():
 723                 ait_obj.create(cr, uid, tax)
 724         else:
 725             tax_key = []
 726             for tax in inv.tax_line:
 727                 if tax.manual:
 728                     continue
 729                 key = (tax.tax_code_id.id, tax.base_code_id.id, tax.account_id.id)
 730                 tax_key.append(key)
 731                 if not key in compute_taxes:
 732                     raise osv.except_osv(_('Warning !'), _('Global taxes defined, but they are not in invoice lines !'))
 733                 base = compute_taxes[key]['base']
 734                 if abs(base - tax.base) > inv.company_id.currency_id.rounding:
 735                     raise osv.except_osv(_('Warning !'), _('Tax base different!\nClick on compute to update the tax base.'))
 736             for key in compute_taxes:
 737                 if not key in tax_key:
 738                     raise osv.except_osv(_('Warning !'), _('Taxes are missing!\nClick on compute button.'))
 739
 740     def compute_invoice_totals(self, cr, uid, inv, company_currency, ref, invoice_move_lines):
 741         total = 0
 742         total_currency = 0
 743         cur_obj = self.pool.get('res.currency')
 744         for i in invoice_move_lines:
 745             if inv.currency_id.id != company_currency:
 746                 i['currency_id'] = inv.currency_id.id
 747                 i['amount_currency'] = i['price']
 748                 i['price'] = cur_obj.compute(cr, uid, inv.currency_id.id,
 749                         company_currency, i['price'],
 750                         context={'date': inv.date_invoice or time.strftime('%Y-%m-%d')})
 751             else:
 752                 i['amount_currency'] = False
 753                 i['currency_id'] = False
 754             i['ref'] = ref
 755             if inv.type in ('out_invoice','in_refund'):
 756                 total += i['price']
 757                 total_currency += i['amount_currency'] or i['price']
 758                 i['price'] = - i['price']
 759             else:
 760                 total -= i['price']
 761                 total_currency -= i['amount_currency'] or i['price']
 762         return total, total_currency, invoice_move_lines
 763
 764     def inv_line_characteristic_hashcode(self, invoice, invoice_line):
 765         """Overridable hashcode generation for invoice lines. Lines having the same hashcode
 766         will be grouped together if the journal has the 'group line' option. Of course a module
 767         can add fields to invoice lines that would need to be tested too before merging lines
 768         or not."""
 769         return "%s-%s-%s-%s-%s"%(
 770             invoice_line['account_id'],
 771             invoice_line.get('tax_code_id',"False"),
 772             invoice_line.get('product_id',"False"),
 773             invoice_line.get('analytic_account_id',"False"),
 774             invoice_line.get('date_maturity',"False"))
 775
 776     def group_lines(self, cr, uid, iml, line, inv):
 777         """Merge account move lines (and hence analytic lines) if invoice line hashcodes are equals"""
 778         if inv.journal_id.group_invoice_lines:
 779             line2 = {}
 780             for x, y, l in line:
 781                 tmp = self.inv_line_characteristic_hashcode(inv, l)
 782
 783                 if tmp in line2:
 784                     am = line2[tmp]['debit'] - line2[tmp]['credit'] + (l['debit'] - l['credit'])
 785                     line2[tmp]['debit'] = (am > 0) and am or 0.0
 786                     line2[tmp]['credit'] = (am < 0) and -am or 0.0
 787                     line2[tmp]['tax_amount'] += l['tax_amount']
 788                     line2[tmp]['analytic_lines'] += l['analytic_lines']
 789                 else:
 790                     line2[tmp] = l
 791             line = []
 792             for key, val in line2.items():
 793                 line.append((0,0,val))
 794         return line
 795
 796     def action_move_create(self, cr, uid, ids, context=None):
 797         """Creates invoice related analytics and financial move lines"""
 798         ait_obj = self.pool.get('account.invoice.tax')
 799         cur_obj = self.pool.get('res.currency')
 800         period_obj = self.pool.get('account.period')
 801         payment_term_obj = self.pool.get('account.payment.term')
 802         journal_obj = self.pool.get('account.journal')
 803         move_obj = self.pool.get('account.move')
 804         if context is None:
 805             context = {}
 806         for inv in self.browse(cr, uid, ids, context=context):
 807             if not inv.journal_id.sequence_id:
 808                 raise osv.except_osv(_('Error !'), _('Please define sequence on the journal related to this invoice.'))
 809             if not inv.invoice_line:
 810                 raise osv.except_osv(_('No Invoice Lines !'), _('Please create some invoice lines.'))
 811             if inv.move_id:
 812                 continue
 813
 814             ctx = context.copy()
 815             ctx.update({'lang': inv.partner_id.lang})
 816             if not inv.date_invoice:
 817                 self.write(cr, uid, [inv.id], {'date_invoice': fields.date.context_today(self,cr,uid,context=context)}, context=ctx)
 818             company_currency = inv.company_id.currency_id.id
 819             # create the analytical lines
 820             # one move line per invoice line
 821             iml = self._get_analytic_lines(cr, uid, inv.id, context=ctx)
 822             # check if taxes are all computed
 823             compute_taxes = ait_obj.compute(cr, uid, inv.id, context=ctx)
 824             self.check_tax_lines(cr, uid, inv, compute_taxes, ait_obj)
 825
 826             # I disabled the check_total feature
 827             #if inv.type in ('in_invoice', 'in_refund') and abs(inv.check_total - inv.amount_total) >= (inv.currency_id.rounding/2.0):
 828             #    raise osv.except_osv(_('Bad total !'), _('Please verify the price of the invoice !\nThe real total does not match the computed total.'))
 829
 830             if inv.payment_term:
 831                 total_fixed = total_percent = 0
 832                 for line in inv.payment_term.line_ids:
 833                     if line.value == 'fixed':
 834                         total_fixed += line.value_amount
 835                     if line.value == 'procent':
 836                         total_percent += line.value_amount
 837                 total_fixed = (total_fixed * 100) / (inv.amount_total or 1.0)
 838                 if (total_fixed + total_percent) > 100:
 839                     raise osv.except_osv(_('Error !'), _("Can not create the invoice !\nThe related payment term is probably misconfigured as it gives a computed amount greater than the total invoiced amount. The latest line of your payment term must be of type 'balance' to avoid rounding issues."))
 840
 841             # one move line per tax line
 842             iml += ait_obj.move_line_get(cr, uid, inv.id)
 843
 844             entry_type = ''
 845             if inv.type in ('in_invoice', 'in_refund'):
 846                 ref = inv.reference
 847                 entry_type = 'journal_pur_voucher'
 848                 if inv.type == 'in_refund':
 849                     entry_type = 'cont_voucher'
 850             else:
 851                 ref = self._convert_ref(cr, uid, inv.number)
 852                 entry_type = 'journal_sale_vou'
 853                 if inv.type == 'out_refund':
 854                     entry_type = 'cont_voucher'
 855
 856             diff_currency_p = inv.currency_id.id <> company_currency
 857             # create one move line for the total and possibly adjust the other lines amount
 858             total = 0
 859             total_currency = 0
 860             total, total_currency, iml = self.compute_invoice_totals(cr, uid, inv, company_currency, ref, iml)
 861             acc_id = inv.account_id.id
 862
 863             name = inv['name'] or '/'
 864             totlines = False
 865             if inv.payment_term:
 866                 totlines = payment_term_obj.compute(cr,
 867                         uid, inv.payment_term.id, total, inv.date_invoice or False, context=ctx)
 868             if totlines:
 869                 res_amount_currency = total_currency
 870                 i = 0
 871                 ctx.update({'date': inv.date_invoice})
 872                 for t in totlines:
 873                     if inv.currency_id.id != company_currency:
 874                         amount_currency = cur_obj.compute(cr, uid, company_currency, inv.currency_id.id, t[1], context=ctx)
 875                     else:
 876                         amount_currency = False
 877
 878                     # last line add the diff
 879                     res_amount_currency -= amount_currency or 0
 880                     i += 1
 881                     if i == len(totlines):
 882                         amount_currency += res_amount_currency
 883
 884                     iml.append({
 885                         'type': 'dest',
 886                         'name': name,
 887                         'price': t[1],
 888                         'account_id': acc_id,
 889                         'date_maturity': t[0],
 890                         'amount_currency': diff_currency_p \
 891                                 and amount_currency or False,
 892                         'currency_id': diff_currency_p \
 893                                 and inv.currency_id.id or False,
 894                         'ref': ref,
 895                     })
 896             else:
 897                 iml.append({
 898                     'type': 'dest',
 899                     'name': name,
 900                     'price': total,
 901                     'account_id': acc_id,
 902                     'date_maturity': inv.date_due or False,
 903                     'amount_currency': diff_currency_p \
 904                             and total_currency or False,
 905                     'currency_id': diff_currency_p \
 906                             and inv.currency_id.id or False,
 907                     'ref': ref
 908             })
 909
 910             date = inv.date_invoice or time.strftime('%Y-%m-%d')
 911             part = inv.partner_id.id
 912
 913             line = map(lambda x:(0,0,self.line_get_convert(cr, uid, x, part, date, context=ctx)),iml)
 914
 915             line = self.group_lines(cr, uid, iml, line, inv)
 916
 917             journal_id = inv.journal_id.id
 918             journal = journal_obj.browse(cr, uid, journal_id, context=ctx)
 919             if journal.centralisation:
 920                 raise osv.except_osv(_('UserError'),
 921                         _('You cannot create an invoice on a centralised journal. Uncheck the centralised counterpart box in the related journal from the configuration menu.'))
 922
 923             line = self.finalize_invoice_move_lines(cr, uid, inv, line)
 924
 925             move = {
 926                 'ref': inv.reference and inv.reference or inv.name,
 927                 'line_id': line,
 928                 'journal_id': journal_id,
 929                 'date': date,
 930                 'narration':inv.comment
 931             }
 932             period_id = inv.period_id and inv.period_id.id or False
 933             ctx.update({'company_id': inv.company_id.id})
 934             if not period_id:
 935                 period_ids = period_obj.find(cr, uid, inv.date_invoice, context=ctx)
 936                 period_id = period_ids and period_ids[0] or False
 937             if period_id:
 938                 move['period_id'] = period_id
 939                 for i in line:
 940                     i[2]['period_id'] = period_id
 941
 942             move_id = move_obj.create(cr, uid, move, context=ctx)
 943             new_move_name = move_obj.browse(cr, uid, move_id, context=ctx).name
 944             # make the invoice point to that move
 945             self.write(cr, uid, [inv.id], {'move_id': move_id,'period_id':period_id, 'move_name':new_move_name}, context=ctx)
 946             # Pass invoice in context in method post: used if you want to get the same
 947             # account move reference when creating the same invoice after a cancelled one:
 948             ctx.update({'invoice':inv})
 949             move_obj.post(cr, uid, [move_id], context=ctx)
 950         self._log_event(cr, uid, ids)
 951         return True
 952
 953     def line_get_convert(self, cr, uid, x, part, date, context=None):
 954         return {
 955             'date_maturity': x.get('date_maturity', False),
 956             'partner_id': part,
 957             'name': x['name'][:64],
 958             'date': date,
 959             'debit': x['price']>0 and x['price'],
 960             'credit': x['price']<0 and -x['price'],
 961             'account_id': x['account_id'],
 962             'analytic_lines': x.get('analytic_lines', []),
 963             'amount_currency': x['price']>0 and abs(x.get('amount_currency', False)) or -abs(x.get('amount_currency', False)),
 964             'currency_id': x.get('currency_id', False),
 965             'tax_code_id': x.get('tax_code_id', False),
 966             'tax_amount': x.get('tax_amount', False),
 967             'ref': x.get('ref', False),
 968             'quantity': x.get('quantity',1.00),
 969             'product_id': x.get('product_id', False),
 970             'product_uom_id': x.get('uos_id', False),
 971             'analytic_account_id': x.get('account_analytic_id', False),
 972         }
 973
 974     def action_number(self, cr, uid, ids, context=None):
 975         if context is None:
 976             context = {}
 977         #TODO: not correct fix but required a frech values before reading it.
 978         self.write(cr, uid, ids, {})
 979
 980         for obj_inv in self.browse(cr, uid, ids, context=context):
 981             id = obj_inv.id
 982             invtype = obj_inv.type
 983             number = obj_inv.number
 984             move_id = obj_inv.move_id and obj_inv.move_id.id or False
 985             reference = obj_inv.reference or ''
 986
 987             self.write(cr, uid, ids, {'internal_number':number})
 988
 989             if invtype in ('in_invoice', 'in_refund'):
 990                 if not reference:
 991                     ref = self._convert_ref(cr, uid, number)
 992                 else:
 993                     ref = reference
 994             else:
 995                 ref = self._convert_ref(cr, uid, number)
 996
 997             cr.execute('UPDATE account_move SET ref=%s ' \
 998                     'WHERE id=%s AND (ref is null OR ref = \'\')',
 999                     (ref, move_id))
1000             cr.execute('UPDATE account_move_line SET ref=%s ' \
1001                     'WHERE move_id=%s AND (ref is null OR ref = \'\')',
1002                     (ref, move_id))
1003             cr.execute('UPDATE account_analytic_line SET ref=%s ' \
1004                     'FROM account_move_line ' \
1005                     'WHERE account_move_line.move_id = %s ' \
1006                         'AND account_analytic_line.move_id = account_move_line.id',
1007                         (ref, move_id))
1008
1009             for inv_id, name in self.name_get(cr, uid, [id]):
1010                 ctx = context.copy()
1011                 if obj_inv.type in ('out_invoice', 'out_refund'):
1012                     ctx = self.get_log_context(cr, uid, context=ctx)
1013                 message = _("Invoice  '%s' is validated.") % name
1014                 self.log(cr, uid, inv_id, message, context=ctx)
1015         return True
1016
1017     def action_cancel(self, cr, uid, ids, *args):
1018         context = {} # TODO: Use context from arguments
1019         account_move_obj = self.pool.get('account.move')
1020         invoices = self.read(cr, uid, ids, ['move_id', 'payment_ids'])
1021         move_ids = [] # ones that we will need to remove
1022         for i in invoices:
1023             if i['move_id']:
1024                 move_ids.append(i['move_id'][0])
1025             if i['payment_ids']:
1026                 account_move_line_obj = self.pool.get('account.move.line')
1027                 pay_ids = account_move_line_obj.browse(cr, uid, i['payment_ids'])
1028                 for move_line in pay_ids:
1029                     if move_line.reconcile_partial_id and move_line.reconcile_partial_id.line_partial_ids:
1030                         raise osv.except_osv(_('Error !'), _('You can not cancel an invoice which is partially paid! You need to unreconcile related payment entries first!'))
1031
1032         # First, set the invoices as cancelled and detach the move ids
1033         self.write(cr, uid, ids, {'state':'cancel', 'move_id':False})
1034         if move_ids:
1035             # second, invalidate the move(s)
1036             account_move_obj.button_cancel(cr, uid, move_ids, context=context)
1037             # delete the move this invoice was pointing to
1038             # Note that the corresponding move_lines and move_reconciles
1039             # will be automatically deleted too
1040             account_move_obj.unlink(cr, uid, move_ids, context=context)
1041         self._log_event(cr, uid, ids, -1.0, 'Cancel Invoice')
1042         return True
1043
1044     ###################
1045
1046     def list_distinct_taxes(self, cr, uid, ids):
1047         invoices = self.browse(cr, uid, ids)
1048         taxes = {}
1049         for inv in invoices:
1050             for tax in inv.tax_line:
1051                 if not tax['name'] in taxes:
1052                     taxes[tax['name']] = {'name': tax['name']}
1053         return taxes.values()
1054
1055     def _log_event(self, cr, uid, ids, factor=1.0, name='Open Invoice'):
1056         #TODO: implement messages system
1057         return True
1058
1059     def name_get(self, cr, uid, ids, context=None):
1060         if not ids:
1061             return []
1062         types = {
1063                 'out_invoice': 'CI: ',
1064                 'in_invoice': 'SI: ',
1065                 'out_refund': 'OR: ',
1066                 'in_refund': 'SR: ',
1067                 }
1068         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')]
1069
1070     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
1071         if not args:
1072             args = []
1073         if context is None:
1074             context = {}
1075         ids = []
1076         if name:
1077             ids = self.search(cr, user, [('number','=',name)] + args, limit=limit, context=context)
1078         if not ids:
1079             ids = self.search(cr, user, [('name',operator,name)] + args, limit=limit, context=context)
1080         return self.name_get(cr, user, ids, context)
1081
1082     def _refund_cleanup_lines(self, cr, uid, lines):
1083         for line in lines:
1084             del line['id']
1085             del line['invoice_id']
1086             for field in ('company_id', 'partner_id', 'account_id', 'product_id',
1087                           'uos_id', 'account_analytic_id', 'tax_code_id', 'base_code_id'):
1088                 if line.get(field):
1089                     line[field] = line[field][0]
1090             if 'invoice_line_tax_id' in line:
1091                 line['invoice_line_tax_id'] = [(6,0, line.get('invoice_line_tax_id', [])) ]
1092         return map(lambda x: (0,0,x), lines)
1093
1094     def refund(self, cr, uid, ids, date=None, period_id=None, description=None, journal_id=None):
1095         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'])
1096         obj_invoice_line = self.pool.get('account.invoice.line')
1097         obj_invoice_tax = self.pool.get('account.invoice.tax')
1098         obj_journal = self.pool.get('account.journal')
1099         new_ids = []
1100         for invoice in invoices:
1101             del invoice['id']
1102
1103             type_dict = {
1104                 'out_invoice': 'out_refund', # Customer Invoice
1105                 'in_invoice': 'in_refund',   # Supplier Invoice
1106                 'out_refund': 'out_invoice', # Customer Refund
1107                 'in_refund': 'in_invoice',   # Supplier Refund
1108             }
1109
1110             invoice_lines = obj_invoice_line.read(cr, uid, invoice['invoice_line'])
1111             invoice_lines = self._refund_cleanup_lines(cr, uid, invoice_lines)
1112
1113             tax_lines = obj_invoice_tax.read(cr, uid, invoice['tax_line'])
1114             tax_lines = filter(lambda l: l['manual'], tax_lines)
1115             tax_lines = self._refund_cleanup_lines(cr, uid, tax_lines)
1116             if journal_id:
1117                 refund_journal_ids = [journal_id]
1118             elif invoice['type'] == 'in_invoice':
1119                 refund_journal_ids = obj_journal.search(cr, uid, [('type','=','purchase_refund')])
1120             else:
1121                 refund_journal_ids = obj_journal.search(cr, uid, [('type','=','sale_refund')])
1122
1123             if not date:
1124                 date = time.strftime('%Y-%m-%d')
1125             invoice.update({
1126                 'type': type_dict[invoice['type']],
1127                 'date_invoice': date,
1128                 'state': 'draft',
1129                 'number': False,
1130                 'invoice_line': invoice_lines,
1131                 'tax_line': tax_lines,
1132                 'journal_id': refund_journal_ids
1133             })
1134             if period_id:
1135                 invoice.update({
1136                     'period_id': period_id,
1137                 })
1138             if description:
1139                 invoice.update({
1140                     'name': description,
1141                 })
1142             # take the id part of the tuple returned for many2one fields
1143             for field in ('address_contact_id', 'address_invoice_id', 'partner_id',
1144                     'account_id', 'currency_id', 'payment_term', 'journal_id'):
1145                 invoice[field] = invoice[field] and invoice[field][0]
1146             # create the new invoice
1147             new_ids.append(self.create(cr, uid, invoice))
1148
1149         return new_ids
1150
1151     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=''):
1152         if context is None:
1153             context = {}
1154         #TODO check if we can use different period for payment and the writeoff line
1155         assert len(ids)==1, "Can only pay one invoice at a time"
1156         invoice = self.browse(cr, uid, ids[0], context=context)
1157         src_account_id = invoice.account_id.id
1158         # Take the seq as name for move
1159         types = {'out_invoice': -1, 'in_invoice': 1, 'out_refund': 1, 'in_refund': -1}
1160         direction = types[invoice.type]
1161         #take the choosen date
1162         if 'date_p' in context and context['date_p']:
1163             date=context['date_p']
1164         else:
1165             date=time.strftime('%Y-%m-%d')
1166
1167         # Take the amount in currency and the currency of the payment
1168         if 'amount_currency' in context and context['amount_currency'] and 'currency_id' in context and context['currency_id']:
1169             amount_currency = context['amount_currency']
1170             currency_id = context['currency_id']
1171         else:
1172             amount_currency = False
1173             currency_id = False
1174
1175         pay_journal = self.pool.get('account.journal').read(cr, uid, pay_journal_id, ['type'], context=context)
1176         if invoice.type in ('in_invoice', 'out_invoice'):
1177             if pay_journal['type'] == 'bank':
1178                 entry_type = 'bank_pay_voucher' # Bank payment
1179             else:
1180                 entry_type = 'pay_voucher' # Cash payment
1181         else:
1182             entry_type = 'cont_voucher'
1183         if invoice.type in ('in_invoice', 'in_refund'):
1184             ref = invoice.reference
1185         else:
1186             ref = self._convert_ref(cr, uid, invoice.number)
1187         # Pay attention to the sign for both debit/credit AND amount_currency
1188         l1 = {
1189             'debit': direction * pay_amount>0 and direction * pay_amount,
1190             'credit': direction * pay_amount<0 and - direction * pay_amount,
1191             'account_id': src_account_id,
1192             'partner_id': invoice.partner_id.id,
1193             'ref':ref,
1194             'date': date,
1195             'currency_id':currency_id,
1196             'amount_currency':amount_currency and direction * amount_currency or 0.0,
1197             'company_id': invoice.company_id.id,
1198         }
1199         l2 = {
1200             'debit': direction * pay_amount<0 and - direction * pay_amount,
1201             'credit': direction * pay_amount>0 and direction * pay_amount,
1202             'account_id': pay_account_id,
1203             'partner_id': invoice.partner_id.id,
1204             'ref':ref,
1205             'date': date,
1206             'currency_id':currency_id,
1207             'amount_currency':amount_currency and - direction * amount_currency or 0.0,
1208             'company_id': invoice.company_id.id,
1209         }
1210
1211         if not name:
1212             name = invoice.invoice_line and invoice.invoice_line[0].name or invoice.number
1213         l1['name'] = name
1214         l2['name'] = name
1215
1216         lines = [(0, 0, l1), (0, 0, l2)]
1217         move = {'ref': ref, 'line_id': lines, 'journal_id': pay_journal_id, 'period_id': period_id, 'date': date}
1218         move_id = self.pool.get('account.move').create(cr, uid, move, context=context)
1219
1220         line_ids = []
1221         total = 0.0
1222         line = self.pool.get('account.move.line')
1223         move_ids = [move_id,]
1224         if invoice.move_id:
1225             move_ids.append(invoice.move_id.id)
1226         cr.execute('SELECT id FROM account_move_line '\
1227                    'WHERE move_id IN %s',
1228                    ((move_id, invoice.move_id.id),))
1229         lines = line.browse(cr, uid, map(lambda x: x[0], cr.fetchall()) )
1230         for l in lines+invoice.payment_ids:
1231             if l.account_id.id == src_account_id:
1232                 line_ids.append(l.id)
1233                 total += (l.debit or 0.0) - (l.credit or 0.0)
1234
1235         inv_id, name = self.name_get(cr, uid, [invoice.id], context=context)[0]
1236         if (not round(total,self.pool.get('decimal.precision').precision_get(cr, uid, 'Account'))) or writeoff_acc_id:
1237             self.pool.get('account.move.line').reconcile(cr, uid, line_ids, 'manual', writeoff_acc_id, writeoff_period_id, writeoff_journal_id, context)
1238         else:
1239             code = invoice.currency_id.symbol
1240             # TODO: use currency's formatting function
1241             msg = _("Invoice '%s' is paid partially: %s%s of %s%s (%s%s remaining)") % \
1242                     (name, pay_amount, code, invoice.amount_total, code, total, code)
1243             self.log(cr, uid, inv_id,  msg)
1244             self.pool.get('account.move.line').reconcile_partial(cr, uid, line_ids, 'manual', context)
1245
1246         # Update the stored value (fields.function), so we write to trigger recompute
1247         self.pool.get('account.invoice').write(cr, uid, ids, {}, context=context)
1248         return True
1249
1250 account_invoice()
1251
1252 class account_invoice_line(osv.osv):
1253
1254     def _amount_line(self, cr, uid, ids, prop, unknow_none, unknow_dict):
1255         res = {}
1256         tax_obj = self.pool.get('account.tax')
1257         cur_obj = self.pool.get('res.currency')
1258         for line in self.browse(cr, uid, ids):
1259             price = line.price_unit * (1-(line.discount or 0.0)/100.0)
1260             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)
1261             res[line.id] = taxes['total']
1262             if line.invoice_id:
1263                 cur = line.invoice_id.currency_id
1264                 res[line.id] = cur_obj.round(cr, uid, cur, res[line.id])
1265         return res
1266
1267     def _price_unit_default(self, cr, uid, context=None):
1268         if context is None:
1269             context = {}
1270         if context.get('check_total', False):
1271             t = context['check_total']
1272             for l in context.get('invoice_line', {}):
1273                 if isinstance(l, (list, tuple)) and len(l) >= 3 and l[2]:
1274                     tax_obj = self.pool.get('account.tax')
1275                     p = l[2].get('price_unit', 0) * (1-l[2].get('discount', 0)/100.0)
1276                     t = t - (p * l[2].get('quantity'))
1277                     taxes = l[2].get('invoice_line_tax_id')
1278                     if len(taxes[0]) >= 3 and taxes[0][2]:
1279                         taxes = tax_obj.browse(cr, uid, list(taxes[0][2]))
1280                         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']:
1281                             t = t - tax['amount']
1282             return t
1283         return 0
1284
1285     _name = "account.invoice.line"
1286     _description = "Invoice Line"
1287     _columns = {
1288         'name': fields.char('Description', size=256, required=True),
1289         'origin': fields.char('Origin', size=256, help="Reference of the document that produced this invoice."),
1290         'invoice_id': fields.many2one('account.invoice', 'Invoice Reference', ondelete='cascade', select=True),
1291         'uos_id': fields.many2one('product.uom', 'Unit of Measure', ondelete='set null'),
1292         'product_id': fields.many2one('product.product', 'Product', ondelete='set null'),
1293         '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."),
1294         'price_unit': fields.float('Unit Price', required=True, digits_compute= dp.get_precision('Account')),
1295         'price_subtotal': fields.function(_amount_line, string='Subtotal', type="float",
1296             digits_compute= dp.get_precision('Account'), store=True),
1297         'quantity': fields.float('Quantity', required=True),
1298         'discount': fields.float('Discount (%)', digits_compute= dp.get_precision('Account')),
1299         'invoice_line_tax_id': fields.many2many('account.tax', 'account_invoice_line_tax', 'invoice_line_id', 'tax_id', 'Taxes', domain=[('parent_id','=',False)]),
1300         'note': fields.text('Notes'),
1301         'account_analytic_id':  fields.many2one('account.analytic.account', 'Analytic Account'),
1302         'company_id': fields.related('invoice_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1303         'partner_id': fields.related('invoice_id','partner_id',type='many2one',relation='res.partner',string='Partner',store=True)
1304     }
1305     _defaults = {
1306         'quantity': 1,
1307         'discount': 0.0,
1308         'price_unit': _price_unit_default,
1309     }
1310
1311     def fields_view_get(self, cr, uid, view_id=None, view_type='form', context=None, toolbar=False, submenu=False):
1312         if context is None:
1313             context = {}
1314         res = super(account_invoice_line,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
1315         if context.get('type', False):
1316             doc = etree.XML(res['arch'])
1317             for node in doc.xpath("//field[@name='product_id']"):
1318                 if context['type'] in ('in_invoice', 'in_refund'):
1319                     node.set('domain', "[('purchase_ok', '=', True)]")
1320                 else:
1321                     node.set('domain', "[('sale_ok', '=', True)]")
1322             res['arch'] = etree.tostring(doc)
1323         return res
1324
1325     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, company_id=None):
1326         if context is None:
1327             context = {}
1328         company_id = company_id if company_id != None else context.get('company_id',False)
1329         context = dict(context)
1330         context.update({'company_id': company_id})
1331         if not partner_id:
1332             raise osv.except_osv(_('No Partner Defined !'),_("You must first select a partner !") )
1333         if not product:
1334             if type in ('in_invoice', 'in_refund'):
1335                 return {'value': {}, 'domain':{'product_uom':[]}}
1336             else:
1337                 return {'value': {'price_unit': 0.0}, 'domain':{'product_uom':[]}}
1338         part = self.pool.get('res.partner').browse(cr, uid, partner_id, context=context)
1339         fpos_obj = self.pool.get('account.fiscal.position')
1340         fpos = fposition_id and fpos_obj.browse(cr, uid, fposition_id, context=context) or False
1341
1342         if part.lang:
1343             context.update({'lang': part.lang})
1344         result = {}
1345         res = self.pool.get('product.product').browse(cr, uid, product, context=context)
1346
1347         if type in ('out_invoice','out_refund'):
1348             a = res.product_tmpl_id.property_account_income.id
1349             if not a:
1350                 a = res.categ_id.property_account_income_categ.id
1351         else:
1352             a = res.product_tmpl_id.property_account_expense.id
1353             if not a:
1354                 a = res.categ_id.property_account_expense_categ.id
1355         a = fpos_obj.map_account(cr, uid, fpos, a)
1356         if a:
1357             result['account_id'] = a
1358
1359         if type in ('out_invoice', 'out_refund'):
1360             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)
1361         else:
1362             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)
1363         tax_id = fpos_obj.map_tax(cr, uid, fpos, taxes)
1364
1365         if type in ('in_invoice','in_refund') and tax_id and price_unit:
1366             tax_pool = self.pool.get('account.tax')
1367             tax_browse = tax_pool.browse(cr, uid, tax_id)
1368             if not isinstance(tax_browse, list):
1369                 tax_browse = [tax_browse]
1370             taxes = tax_pool.compute_inv(cr, uid, tax_browse, price_unit, 1)
1371             tax_amount = reduce(lambda total, tax_dict: total + tax_dict.get('amount', 0.0), taxes, 0.0)
1372             price_unit = price_unit - tax_amount
1373             if qty != 0:
1374                 price_unit = price_unit / float(qty)
1375
1376         if type in ('in_invoice', 'in_refund'):
1377             result.update( {'price_unit': price_unit or res.standard_price,'invoice_line_tax_id': tax_id} )
1378         else:
1379             result.update({'price_unit': res.list_price, 'invoice_line_tax_id': tax_id})
1380         result['name'] = res.partner_ref
1381
1382         domain = {}
1383         result['uos_id'] = res.uom_id.id or uom or False
1384         result['note'] = res.description
1385         if result['uos_id']:
1386             res2 = res.uom_id.category_id.id
1387             if res2:
1388                 domain = {'uos_id':[('category_id','=',res2 )]}
1389
1390         res_final = {'value':result, 'domain':domain}
1391
1392         if not company_id or not currency_id:
1393             return res_final
1394
1395         company = self.pool.get('res.company').browse(cr, uid, company_id, context=context)
1396         currency = self.pool.get('res.currency').browse(cr, uid, currency_id, context=context)
1397
1398         if company.currency_id.id != currency.id:
1399             if type in ('in_invoice', 'in_refund'):
1400                 res_final['value']['price_unit'] = res.standard_price
1401             new_price = res_final['value']['price_unit'] * currency.rate
1402             res_final['value']['price_unit'] = new_price
1403
1404         if uom:
1405             uom = self.pool.get('product.uom').browse(cr, uid, uom, context=context)
1406             if res.uom_id.category_id.id == uom.category_id.id:
1407                 new_price = res_final['value']['price_unit'] * uom.factor_inv
1408                 res_final['value']['price_unit'] = new_price
1409         return res_final
1410
1411     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, company_id=None):
1412         if context is None:
1413             context = {}
1414         company_id = company_id if company_id != None else context.get('company_id',False)
1415         context = dict(context)
1416         context.update({'company_id': company_id})
1417         warning = {}
1418         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)
1419         if 'uos_id' in res['value']:
1420             del res['value']['uos_id']
1421         if not uom:
1422             res['value']['price_unit'] = 0.0
1423         if product and uom:
1424             prod = self.pool.get('product.product').browse(cr, uid, product, context=context)
1425             prod_uom = self.pool.get('product.uom').browse(cr, uid, uom, context=context)
1426             if prod.uom_id.category_id.id != prod_uom.category_id.id:
1427                  warning = {
1428                     'title': _('Warning!'),
1429                     'message': _('You selected an Unit of Measure which is not compatible with the product.')
1430             }
1431             return {'value': res['value'], 'warning': warning}
1432         return res
1433
1434     def move_line_get(self, cr, uid, invoice_id, context=None):
1435         res = []
1436         tax_obj = self.pool.get('account.tax')
1437         cur_obj = self.pool.get('res.currency')
1438         if context is None:
1439             context = {}
1440         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1441         company_currency = inv.company_id.currency_id.id
1442
1443         for line in inv.invoice_line:
1444             mres = self.move_line_get_item(cr, uid, line, context)
1445             if not mres:
1446                 continue
1447             res.append(mres)
1448             tax_code_found= False
1449             for tax in tax_obj.compute_all(cr, uid, line.invoice_line_tax_id,
1450                     (line.price_unit * (1.0 - (line['discount'] or 0.0) / 100.0)),
1451                     line.quantity, inv.address_invoice_id.id, line.product_id,
1452                     inv.partner_id)['taxes']:
1453
1454                 if inv.type in ('out_invoice', 'in_invoice'):
1455                     tax_code_id = tax['base_code_id']
1456                     tax_amount = line.price_subtotal * tax['base_sign']
1457                 else:
1458                     tax_code_id = tax['ref_base_code_id']
1459                     tax_amount = line.price_subtotal * tax['ref_base_sign']
1460
1461                 if tax_code_found:
1462                     if not tax_code_id:
1463                         continue
1464                     res.append(self.move_line_get_item(cr, uid, line, context))
1465                     res[-1]['price'] = 0.0
1466                     res[-1]['account_analytic_id'] = False
1467                 elif not tax_code_id:
1468                     continue
1469                 tax_code_found = True
1470
1471                 res[-1]['tax_code_id'] = tax_code_id
1472                 res[-1]['tax_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, tax_amount, context={'date': inv.date_invoice})
1473         return res
1474
1475     def move_line_get_item(self, cr, uid, line, context=None):
1476         return {
1477             'type':'src',
1478             'name': line.name[:64],
1479             'price_unit':line.price_unit,
1480             'quantity':line.quantity,
1481             'price':line.price_subtotal,
1482             'account_id':line.account_id.id,
1483             'product_id':line.product_id.id,
1484             'uos_id':line.uos_id.id,
1485             'account_analytic_id':line.account_analytic_id.id,
1486             'taxes':line.invoice_line_tax_id,
1487         }
1488     #
1489     # Set the tax field according to the account and the fiscal position
1490     #
1491     def onchange_account_id(self, cr, uid, ids, fposition_id, account_id):
1492         if not account_id:
1493             return {}
1494         taxes = self.pool.get('account.account').browse(cr, uid, account_id).tax_ids
1495         fpos = fposition_id and self.pool.get('account.fiscal.position').browse(cr, uid, fposition_id) or False
1496         res = self.pool.get('account.fiscal.position').map_tax(cr, uid, fpos, taxes)
1497         return {'value':{'invoice_line_tax_id': res}}
1498
1499 account_invoice_line()
1500
1501 class account_invoice_tax(osv.osv):
1502     _name = "account.invoice.tax"
1503     _description = "Invoice Tax"
1504
1505     def _count_factor(self, cr, uid, ids, name, args, context=None):
1506         res = {}
1507         for invoice_tax in self.browse(cr, uid, ids, context=context):
1508             res[invoice_tax.id] = {
1509                 'factor_base': 1.0,
1510                 'factor_tax': 1.0,
1511             }
1512             if invoice_tax.amount <> 0.0:
1513                 factor_tax = invoice_tax.tax_amount / invoice_tax.amount
1514                 res[invoice_tax.id]['factor_tax'] = factor_tax
1515
1516             if invoice_tax.base <> 0.0:
1517                 factor_base = invoice_tax.base_amount / invoice_tax.base
1518                 res[invoice_tax.id]['factor_base'] = factor_base
1519
1520         return res
1521
1522     _columns = {
1523         'invoice_id': fields.many2one('account.invoice', 'Invoice Line', ondelete='cascade', select=True),
1524         'name': fields.char('Tax Description', size=64, required=True),
1525         'account_id': fields.many2one('account.account', 'Tax Account', required=True, domain=[('type','<>','view'),('type','<>','income'), ('type', '<>', 'closed')]),
1526         'base': fields.float('Base', digits_compute=dp.get_precision('Account')),
1527         'amount': fields.float('Amount', digits_compute=dp.get_precision('Account')),
1528         'manual': fields.boolean('Manual'),
1529         'sequence': fields.integer('Sequence', help="Gives the sequence order when displaying a list of invoice tax."),
1530         'base_code_id': fields.many2one('account.tax.code', 'Base Code', help="The account basis of the tax declaration."),
1531         'base_amount': fields.float('Base Code Amount', digits_compute=dp.get_precision('Account')),
1532         'tax_code_id': fields.many2one('account.tax.code', 'Tax Code', help="The tax basis of the tax declaration."),
1533         'tax_amount': fields.float('Tax Code Amount', digits_compute=dp.get_precision('Account')),
1534         'company_id': fields.related('account_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, readonly=True),
1535         'factor_base': fields.function(_count_factor, string='Multipication factor for Base code', type='float', multi="all"),
1536         'factor_tax': fields.function(_count_factor, string='Multipication factor Tax code', type='float', multi="all")
1537     }
1538
1539     def base_change(self, cr, uid, ids, base, currency_id=False, company_id=False, date_invoice=False):
1540         cur_obj = self.pool.get('res.currency')
1541         company_obj = self.pool.get('res.company')
1542         company_currency = False
1543         factor = 1
1544         if ids:
1545             factor = self.read(cr, uid, ids[0], ['factor_base'])['factor_base']
1546         if company_id:
1547             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1548         if currency_id and company_currency:
1549             base = cur_obj.compute(cr, uid, currency_id, company_currency, base*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1550         return {'value': {'base_amount':base}}
1551
1552     def amount_change(self, cr, uid, ids, amount, currency_id=False, company_id=False, date_invoice=False):
1553         cur_obj = self.pool.get('res.currency')
1554         company_obj = self.pool.get('res.company')
1555         company_currency = False
1556         factor = 1
1557         if ids:
1558             factor = self.read(cr, uid, ids[0], ['factor_tax'])['factor_tax']
1559         if company_id:
1560             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1561         if currency_id and company_currency:
1562             amount = cur_obj.compute(cr, uid, currency_id, company_currency, amount*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1563         return {'value': {'tax_amount': amount}}
1564
1565     _order = 'sequence'
1566     _defaults = {
1567         'manual': 1,
1568         'base_amount': 0.0,
1569         'tax_amount': 0.0,
1570     }
1571     def compute(self, cr, uid, invoice_id, context=None):
1572         tax_grouped = {}
1573         tax_obj = self.pool.get('account.tax')
1574         cur_obj = self.pool.get('res.currency')
1575         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1576         cur = inv.currency_id
1577         company_currency = inv.company_id.currency_id.id
1578
1579         for line in inv.invoice_line:
1580             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']:
1581                 tax['price_unit'] = cur_obj.round(cr, uid, cur, tax['price_unit'])
1582                 val={}
1583                 val['invoice_id'] = inv.id
1584                 val['name'] = tax['name']
1585                 val['amount'] = tax['amount']
1586                 val['manual'] = False
1587                 val['sequence'] = tax['sequence']
1588                 val['base'] = tax['price_unit'] * line['quantity']
1589
1590                 if inv.type in ('out_invoice','in_invoice'):
1591                     val['base_code_id'] = tax['base_code_id']
1592                     val['tax_code_id'] = tax['tax_code_id']
1593                     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)
1594                     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)
1595                     val['account_id'] = tax['account_collected_id'] or line.account_id.id
1596                 else:
1597                     val['base_code_id'] = tax['ref_base_code_id']
1598                     val['tax_code_id'] = tax['ref_tax_code_id']
1599                     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)
1600                     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)
1601                     val['account_id'] = tax['account_paid_id'] or line.account_id.id
1602
1603                 key = (val['tax_code_id'], val['base_code_id'], val['account_id'])
1604                 if not key in tax_grouped:
1605                     tax_grouped[key] = val
1606                 else:
1607                     tax_grouped[key]['amount'] += val['amount']
1608                     tax_grouped[key]['base'] += val['base']
1609                     tax_grouped[key]['base_amount'] += val['base_amount']
1610                     tax_grouped[key]['tax_amount'] += val['tax_amount']
1611
1612         for t in tax_grouped.values():
1613             t['base'] = cur_obj.round(cr, uid, cur, t['base'])
1614             t['amount'] = cur_obj.round(cr, uid, cur, t['amount'])
1615             t['base_amount'] = cur_obj.round(cr, uid, cur, t['base_amount'])
1616             t['tax_amount'] = cur_obj.round(cr, uid, cur, t['tax_amount'])
1617         return tax_grouped
1618
1619     def move_line_get(self, cr, uid, invoice_id):
1620         res = []
1621         cr.execute('SELECT * FROM account_invoice_tax WHERE invoice_id=%s', (invoice_id,))
1622         for t in cr.dictfetchall():
1623             if not t['amount'] \
1624                     and not t['tax_code_id'] \
1625                     and not t['tax_amount']:
1626                 continue
1627             res.append({
1628                 'type':'tax',
1629                 'name':t['name'],
1630                 'price_unit': t['amount'],
1631                 'quantity': 1,
1632                 'price': t['amount'] or 0.0,
1633                 'account_id': t['account_id'],
1634                 'tax_code_id': t['tax_code_id'],
1635                 'tax_amount': t['tax_amount']
1636             })
1637         return res
1638
1639 account_invoice_tax()
1640
1641
1642 class res_partner(osv.osv):
1643     """ Inherits partner and adds invoice information in the partner form """
1644     _inherit = 'res.partner'
1645     _columns = {
1646         'invoice_ids': fields.one2many('account.invoice.line', 'partner_id', 'Invoices', readonly=True),
1647     }
1648
1649     def copy(self, cr, uid, id, default=None, context=None):
1650         default = default or {}
1651         default.update({'invoice_ids' : []})
1652         return super(res_partner, self).copy(cr, uid, id, default, context)
1653
1654 res_partner()
1655
1656 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: