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 openerp.addons.decimal_precision as dp
  25 import openerp.exceptions
  26
  27 from openerp.osv import fields, osv
  28 from openerp.tools.translate import _
  29
  30 class account_invoice(osv.osv):
  31     def _amount_all(self, cr, uid, ids, name, args, context=None):
  32         res = {}
  33         for invoice in self.browse(cr, uid, ids, context=context):
  34             res[invoice.id] = {
  35                 'amount_untaxed': 0.0,
  36                 'amount_tax': 0.0,
  37                 'amount_total': 0.0
  38             }
  39             for line in invoice.invoice_line:
  40                 res[invoice.id]['amount_untaxed'] += line.price_subtotal
  41             for line in invoice.tax_line:
  42                 res[invoice.id]['amount_tax'] += line.amount
  43             res[invoice.id]['amount_total'] = res[invoice.id]['amount_tax'] + res[invoice.id]['amount_untaxed']
  44         return res
  45
  46     def _get_journal(self, cr, uid, context=None):
  47         if context is None:
  48             context = {}
  49         type_inv = context.get('type', 'out_invoice')
  50         user = self.pool.get('res.users').browse(cr, uid, uid, context=context)
  51         company_id = context.get('company_id', user.company_id.id)
  52         type2journal = {'out_invoice': 'sale', 'in_invoice': 'purchase', 'out_refund': 'sale_refund', 'in_refund': 'purchase_refund'}
  53         journal_obj = self.pool.get('account.journal')
  54         domain = [('company_id', '=', company_id)]
  55         if isinstance(type_inv, list):
  56             domain.append(('type', 'in', [type2journal.get(type) for type in type_inv if type2journal.get(type)]))
  57         else:
  58             domain.append(('type', '=', type2journal.get(type_inv, 'sale')))
  59         res = journal_obj.search(cr, uid, domain, limit=1)
  60         return res and res[0] or False
  61
  62     def _get_currency(self, cr, uid, context=None):
  63         res = False
  64         journal_id = self._get_journal(cr, uid, context=context)
  65         if journal_id:
  66             journal = self.pool.get('account.journal').browse(cr, uid, journal_id, context=context)
  67             res = journal.currency and journal.currency.id or journal.company_id.currency_id.id
  68         return res
  69
  70     def _get_journal_analytic(self, cr, uid, type_inv, context=None):
  71         type2journal = {'out_invoice': 'sale', 'in_invoice': 'purchase', 'out_refund': 'sale', 'in_refund': 'purchase'}
  72         tt = type2journal.get(type_inv, 'sale')
  73         result = self.pool.get('account.analytic.journal').search(cr, uid, [('type','=',tt)], context=context)
  74         if not result:
  75             raise osv.except_osv(_('No Analytic Journal!'),_("You must define an analytic journal of type '%s'!") % (tt,))
  76         return result[0]
  77
  78     def _get_type(self, cr, uid, context=None):
  79         if context is None:
  80             context = {}
  81         return context.get('type', 'out_invoice')
  82
  83     def _reconciled(self, cr, uid, ids, name, args, context=None):
  84         res = {}
  85         for inv in self.browse(cr, uid, ids, context=context):
  86             res[inv.id] = self.test_paid(cr, uid, [inv.id])
  87             if not res[inv.id] and inv.state == 'paid':
  88                 self.signal_open_test(cr, uid, [inv.id])
  89         return res
  90
  91     def _get_reference_type(self, cr, uid, context=None):
  92         return [('none', _('Free Reference'))]
  93
  94     def _amount_residual(self, cr, uid, ids, name, args, context=None):
  95         """Function of the field residua. It computes the residual amount (balance) for each invoice"""
  96         if context is None:
  97             context = {}
  98         ctx = context.copy()
  99         result = {}
 100         currency_obj = self.pool.get('res.currency')
 101         for invoice in self.browse(cr, uid, ids, context=context):
 102             nb_inv_in_partial_rec = max_invoice_id = 0
 103             result[invoice.id] = 0.0
 104             if invoice.move_id:
 105                 for aml in invoice.move_id.line_id:
 106                     if aml.account_id.type in ('receivable','payable'):
 107                         if aml.currency_id and aml.currency_id.id == invoice.currency_id.id:
 108                             result[invoice.id] += aml.amount_residual_currency
 109                         else:
 110                             ctx['date'] = aml.date
 111                             result[invoice.id] += currency_obj.compute(cr, uid, aml.company_id.currency_id.id, invoice.currency_id.id, aml.amount_residual, context=ctx)
 112
 113                         if aml.reconcile_partial_id.line_partial_ids:
 114                             #we check if the invoice is partially reconciled and if there are other invoices
 115                             #involved in this partial reconciliation (and we sum these invoices)
 116                             for line in aml.reconcile_partial_id.line_partial_ids:
 117                                 if line.invoice and invoice.type == line.invoice.type:
 118                                     nb_inv_in_partial_rec += 1
 119                                     #store the max invoice id as for this invoice we will make a balance instead of a simple division
 120                                     max_invoice_id = max(max_invoice_id, line.invoice.id)
 121             if nb_inv_in_partial_rec:
 122                 #if there are several invoices in a partial reconciliation, we split the residual by the number
 123                 #of invoice to have a sum of residual amounts that matches the partner balance
 124                 new_value = currency_obj.round(cr, uid, invoice.currency_id, result[invoice.id] / nb_inv_in_partial_rec)
 125                 if invoice.id == max_invoice_id:
 126                     #if it's the last the invoice of the bunch of invoices partially reconciled together, we make a
 127                     #balance to avoid rounding errors
 128                     result[invoice.id] = result[invoice.id] - ((nb_inv_in_partial_rec - 1) * new_value)
 129                 else:
 130                     result[invoice.id] = new_value
 131
 132             #prevent the residual amount on the invoice to be less than 0
 133             result[invoice.id] = max(result[invoice.id], 0.0)
 134         return result
 135
 136     # Give Journal Items related to the payment reconciled to this invoice
 137     # Return ids of partial and total payments related to the selected invoices
 138     def _get_lines(self, cr, uid, ids, name, arg, context=None):
 139         res = {}
 140         for invoice in self.browse(cr, uid, ids, context=context):
 141             id = invoice.id
 142             res[id] = []
 143             if not invoice.move_id:
 144                 continue
 145             data_lines = [x for x in invoice.move_id.line_id if x.account_id.id == invoice.account_id.id]
 146             partial_ids = []
 147             for line in data_lines:
 148                 ids_line = []
 149                 if line.reconcile_id:
 150                     ids_line = line.reconcile_id.line_id
 151                 elif line.reconcile_partial_id:
 152                     ids_line = line.reconcile_partial_id.line_partial_ids
 153                 l = map(lambda x: x.id, ids_line)
 154                 partial_ids.append(line.id)
 155                 res[id] =[x for x in l if x <> line.id and x not in partial_ids]
 156         return res
 157
 158     def _get_invoice_line(self, cr, uid, ids, context=None):
 159         result = {}
 160         for line in self.pool.get('account.invoice.line').browse(cr, uid, ids, context=context):
 161             result[line.invoice_id.id] = True
 162         return result.keys()
 163
 164     def _get_invoice_tax(self, cr, uid, ids, context=None):
 165         result = {}
 166         for tax in self.pool.get('account.invoice.tax').browse(cr, uid, ids, context=context):
 167             result[tax.invoice_id.id] = True
 168         return result.keys()
 169
 170     def _compute_lines(self, cr, uid, ids, name, args, context=None):
 171         result = {}
 172         for invoice in self.browse(cr, uid, ids, context=context):
 173             src = []
 174             lines = []
 175             if invoice.move_id:
 176                 for m in invoice.move_id.line_id:
 177                     temp_lines = []
 178                     if m.reconcile_id:
 179                         temp_lines = map(lambda x: x.id, m.reconcile_id.line_id)
 180                     elif m.reconcile_partial_id:
 181                         temp_lines = map(lambda x: x.id, m.reconcile_partial_id.line_partial_ids)
 182                     lines += [x for x in temp_lines if x not in lines]
 183                     src.append(m.id)
 184
 185             lines = filter(lambda x: x not in src, lines)
 186             result[invoice.id] = lines
 187         return result
 188
 189     def _get_invoice_from_line(self, cr, uid, ids, context=None):
 190         move = {}
 191         for line in self.pool.get('account.move.line').browse(cr, uid, ids, context=context):
 192             if line.reconcile_partial_id:
 193                 for line2 in line.reconcile_partial_id.line_partial_ids:
 194                     move[line2.move_id.id] = True
 195             if line.reconcile_id:
 196                 for line2 in line.reconcile_id.line_id:
 197                     move[line2.move_id.id] = True
 198         invoice_ids = []
 199         if move:
 200             invoice_ids = self.pool.get('account.invoice').search(cr, uid, [('move_id','in',move.keys())], context=context)
 201         return invoice_ids
 202
 203     def _get_invoice_from_reconcile(self, cr, uid, ids, context=None):
 204         move = {}
 205         for r in self.pool.get('account.move.reconcile').browse(cr, uid, ids, context=context):
 206             for line in r.line_partial_ids:
 207                 move[line.move_id.id] = True
 208             for line in r.line_id:
 209                 move[line.move_id.id] = True
 210
 211         invoice_ids = []
 212         if move:
 213             invoice_ids = self.pool.get('account.invoice').search(cr, uid, [('move_id','in',move.keys())], context=context)
 214         return invoice_ids
 215
 216     _name = "account.invoice"
 217     _inherit = ['mail.thread']
 218     _description = 'Invoice'
 219     _order = "number desc, id desc"
 220     _track = {
 221         'type': {
 222         },
 223         'state': {
 224             'account.mt_invoice_paid': lambda self, cr, uid, obj, ctx=None: obj.state == 'paid' and obj.type in ('out_invoice', 'out_refund'),
 225             'account.mt_invoice_validated': lambda self, cr, uid, obj, ctx=None: obj.state == 'open' and obj.type in ('out_invoice', 'out_refund'),
 226         },
 227     }
 228     _columns = {
 229         'name': fields.char('Reference/Description', size=64, select=True, readonly=True, states={'draft':[('readonly',False)]}),
 230         'origin': fields.char('Source Document', size=64, help="Reference of the document that produced this invoice.", readonly=True, states={'draft':[('readonly',False)]}),
 231         'supplier_invoice_number': fields.char('Supplier Invoice Number', size=64, help="The reference of this invoice as provided by the supplier.", readonly=True, states={'draft':[('readonly',False)]}),
 232         'type': fields.selection([
 233             ('out_invoice','Customer Invoice'),
 234             ('in_invoice','Supplier Invoice'),
 235             ('out_refund','Customer Refund'),
 236             ('in_refund','Supplier Refund'),
 237             ],'Type', readonly=True, select=True, change_default=True, track_visibility='always'),
 238
 239         'number': fields.related('move_id','name', type='char', readonly=True, size=64, relation='account.move', store=True, string='Number'),
 240         'internal_number': fields.char('Invoice Number', size=32, readonly=True, help="Unique number of the invoice, computed automatically when the invoice is created."),
 241         'reference': fields.char('Invoice Reference', size=64, help="The partner reference of this invoice."),
 242         'reference_type': fields.selection(_get_reference_type, 'Payment Reference',
 243             required=True, readonly=True, states={'draft':[('readonly',False)]}),
 244         'comment': fields.text('Additional Information'),
 245
 246         'state': fields.selection([
 247             ('draft','Draft'),
 248             ('proforma','Pro-forma'),
 249             ('proforma2','Pro-forma'),
 250             ('open','Open'),
 251             ('paid','Paid'),
 252             ('cancel','Cancelled'),
 253             ],'Status', select=True, readonly=True, track_visibility='onchange',
 254             help=' * The \'Draft\' status is used when a user is encoding a new and unconfirmed Invoice. \
 255             \n* The \'Pro-forma\' when invoice is in Pro-forma status,invoice does not have an invoice number. \
 256             \n* The \'Open\' status is used when user create invoice,a invoice number is generated.Its in open status till user does not pay invoice. \
 257             \n* The \'Paid\' status is set automatically when the invoice is paid. Its related journal entries may or may not be reconciled. \
 258             \n* The \'Cancelled\' status is used when user cancel invoice.'),
 259         'sent': fields.boolean('Sent', readonly=True, help="It indicates that the invoice has been sent."),
 260         'date_invoice': fields.date('Invoice Date', readonly=True, states={'draft':[('readonly',False)]}, select=True, help="Keep empty to use the current date"),
 261         'date_due': fields.date('Due Date', readonly=True, states={'draft':[('readonly',False)]}, select=True,
 262             help="If you use payment terms, the due date will be computed automatically at the generation "\
 263                 "of accounting entries. The payment term may compute several due dates, for example 50% now and 50% in one month, but if you want to force a due date, make sure that the payment term is not set on the invoice. If you keep the payment term and the due date empty, it means direct payment."),
 264         'partner_id': fields.many2one('res.partner', 'Partner', change_default=True, readonly=True, required=True, states={'draft':[('readonly',False)]}, track_visibility='always'),
 265         'payment_term': fields.many2one('account.payment.term', 'Payment Terms',readonly=True, states={'draft':[('readonly',False)]},
 266             help="If you use payment terms, the due date will be computed automatically at the generation "\
 267                 "of accounting entries. If you keep the payment term and the due date empty, it means direct payment. "\
 268                 "The payment term may compute several due dates, for example 50% now, 50% in one month."),
 269         '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)]}),
 270
 271         'account_id': fields.many2one('account.account', 'Account', required=True, readonly=True, states={'draft':[('readonly',False)]}, help="The partner account used for this invoice."),
 272         'invoice_line': fields.one2many('account.invoice.line', 'invoice_id', 'Invoice Lines', readonly=True, states={'draft':[('readonly',False)]}),
 273         'tax_line': fields.one2many('account.invoice.tax', 'invoice_id', 'Tax Lines', readonly=True, states={'draft':[('readonly',False)]}),
 274
 275         'move_id': fields.many2one('account.move', 'Journal Entry', readonly=True, select=1, ondelete='restrict', help="Link to the automatically generated Journal Items."),
 276         'amount_untaxed': fields.function(_amount_all, digits_compute=dp.get_precision('Account'), string='Subtotal', track_visibility='always',
 277             store={
 278                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 279                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 280                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 281             },
 282             multi='all'),
 283         'amount_tax': fields.function(_amount_all, digits_compute=dp.get_precision('Account'), string='Tax',
 284             store={
 285                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 286                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 287                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 288             },
 289             multi='all'),
 290         'amount_total': fields.function(_amount_all, digits_compute=dp.get_precision('Account'), string='Total',
 291             store={
 292                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line'], 20),
 293                 'account.invoice.tax': (_get_invoice_tax, None, 20),
 294                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 20),
 295             },
 296             multi='all'),
 297         'currency_id': fields.many2one('res.currency', 'Currency', required=True, readonly=True, states={'draft':[('readonly',False)]}, track_visibility='always'),
 298         'journal_id': fields.many2one('account.journal', 'Journal', required=True, readonly=True, states={'draft':[('readonly',False)]},
 299                                       domain="[('type', 'in', {'out_invoice': ['sale'], 'out_refund': ['sale_refund'], 'in_refund': ['purchase_refund'], 'in_invoice': ['purchase']}.get(type, [])), ('company_id', '=', company_id)]"),
 300         'company_id': fields.many2one('res.company', 'Company', required=True, change_default=True, readonly=True, states={'draft':[('readonly',False)]}),
 301         'check_total': fields.float('Verification Total', digits_compute=dp.get_precision('Account'), readonly=True, states={'draft':[('readonly',False)]}),
 302         'reconciled': fields.function(_reconciled, string='Paid/Reconciled', type='boolean',
 303             store={
 304                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, None, 50), # Check if we can remove ?
 305                 'account.move.line': (_get_invoice_from_line, None, 50),
 306                 'account.move.reconcile': (_get_invoice_from_reconcile, None, 50),
 307             }, 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."),
 308         'partner_bank_id': fields.many2one('res.partner.bank', 'Bank Account',
 309             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)]}),
 310         'move_lines':fields.function(_get_lines, type='many2many', relation='account.move.line', string='Entry Lines'),
 311         'residual': fields.function(_amount_residual, digits_compute=dp.get_precision('Account'), string='Balance',
 312             store={
 313                 'account.invoice': (lambda self, cr, uid, ids, c={}: ids, ['invoice_line','move_id'], 50),
 314                 'account.invoice.tax': (_get_invoice_tax, None, 50),
 315                 'account.invoice.line': (_get_invoice_line, ['price_unit','invoice_line_tax_id','quantity','discount','invoice_id'], 50),
 316                 'account.move.line': (_get_invoice_from_line, None, 50),
 317                 'account.move.reconcile': (_get_invoice_from_reconcile, None, 50),
 318             },
 319             help="Remaining amount due."),
 320         'payment_ids': fields.function(_compute_lines, relation='account.move.line', type="many2many", string='Payments'),
 321         'move_name': fields.char('Journal Entry', size=64, readonly=True, states={'draft':[('readonly',False)]}),
 322         'user_id': fields.many2one('res.users', 'Salesperson', readonly=True, track_visibility='onchange', states={'draft':[('readonly',False)]}),
 323         'fiscal_position': fields.many2one('account.fiscal.position', 'Fiscal Position', readonly=True, states={'draft':[('readonly',False)]}),
 324         'commercial_partner_id': fields.related('partner_id', 'commercial_partner_id', string='Commercial Entity', type='many2one',
 325                                                 relation='res.partner', store=True, readonly=True,
 326                                                 help="The commercial entity that will be used on Journal Entries for this invoice")
 327     }
 328     _defaults = {
 329         'type': _get_type,
 330         'state': 'draft',
 331         'journal_id': _get_journal,
 332         'currency_id': _get_currency,
 333         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'account.invoice', context=c),
 334         'reference_type': 'none',
 335         'check_total': 0.0,
 336         'internal_number': False,
 337         'user_id': lambda s, cr, u, c: u,
 338         'sent': False,
 339     }
 340     _sql_constraints = [
 341         ('number_uniq', 'unique(number, company_id, journal_id, type)', 'Invoice Number must be unique per Company!'),
 342     ]
 343
 344
 345
 346
 347     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 348         journal_obj = self.pool.get('account.journal')
 349         if context is None:
 350             context = {}
 351
 352         if context.get('active_model', '') in ['res.partner'] and context.get('active_ids', False) and context['active_ids']:
 353             partner = self.pool[context['active_model']].read(cr, uid, context['active_ids'], ['supplier','customer'])[0]
 354             if not view_type:
 355                 view_id = self.pool.get('ir.ui.view').search(cr, uid, [('name', '=', 'account.invoice.tree')])
 356                 view_type = 'tree'
 357             if view_type == 'form':
 358                 if partner['supplier'] and not partner['customer']:
 359                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.supplier.form')])
 360                 elif partner['customer'] and not partner['supplier']:
 361                     view_id = self.pool.get('ir.ui.view').search(cr,uid,[('name', '=', 'account.invoice.form')])
 362         if view_id and isinstance(view_id, (list, tuple)):
 363             view_id = view_id[0]
 364         res = super(account_invoice,self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 365
 366         type = context.get('journal_type', False)
 367         for field in res['fields']:
 368             if field == 'journal_id' and type:
 369                 journal_select = journal_obj._name_search(cr, uid, '', [('type', '=', type)], context=context, limit=None, name_get_uid=1)
 370                 res['fields'][field]['selection'] = journal_select
 371
 372         doc = etree.XML(res['arch'])
 373
 374         if context.get('type', False):
 375             for node in doc.xpath("//field[@name='partner_bank_id']"):
 376                 if context['type'] == 'in_refund':
 377                     node.set('domain', "[('partner_id.ref_companies', 'in', [company_id])]")
 378                 elif context['type'] == 'out_refund':
 379                     node.set('domain', "[('partner_id', '=', partner_id)]")
 380             res['arch'] = etree.tostring(doc)
 381
 382         if view_type == 'search':
 383             if context.get('type', 'in_invoice') in ('out_invoice', 'out_refund'):
 384                 for node in doc.xpath("//group[@name='extended filter']"):
 385                     doc.remove(node)
 386             res['arch'] = etree.tostring(doc)
 387
 388         if view_type == 'tree':
 389             partner_string = _('Customer')
 390             if context.get('type', 'out_invoice') in ('in_invoice', 'in_refund'):
 391                 partner_string = _('Supplier')
 392                 for node in doc.xpath("//field[@name='reference']"):
 393                     node.set('invisible', '0')
 394             for node in doc.xpath("//field[@name='partner_id']"):
 395                 node.set('string', partner_string)
 396             res['arch'] = etree.tostring(doc)
 397         return res
 398
 399     def get_log_context(self, cr, uid, context=None):
 400         if context is None:
 401             context = {}
 402         res = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'invoice_form')
 403         view_id = res and res[1] or False
 404         context['view_id'] = view_id
 405         return context
 406
 407     def invoice_print(self, cr, uid, ids, context=None):
 408         '''
 409         This function prints the invoice and mark it as sent, so that we can see more easily the next step of the workflow
 410         '''
 411         assert len(ids) == 1, 'This option should only be used for a single id at a time.'
 412         self.write(cr, uid, ids, {'sent': True}, context=context)
 413         return self.pool['report'].get_action(cr, uid, ids, 'account.report_invoice', context=context)
 414
 415     def action_invoice_sent(self, cr, uid, ids, context=None):
 416         '''
 417         This function opens a window to compose an email, with the edi invoice template message loaded by default
 418         '''
 419         assert len(ids) == 1, 'This option should only be used for a single id at a time.'
 420         ir_model_data = self.pool.get('ir.model.data')
 421         try:
 422             template_id = ir_model_data.get_object_reference(cr, uid, 'account', 'email_template_edi_invoice')[1]
 423         except ValueError:
 424             template_id = False
 425         try:
 426             compose_form_id = ir_model_data.get_object_reference(cr, uid, 'mail', 'email_compose_message_wizard_form')[1]
 427         except ValueError:
 428             compose_form_id = False
 429         ctx = dict(context)
 430         ctx.update({
 431             'default_model': 'account.invoice',
 432             'default_res_id': ids[0],
 433             'default_use_template': bool(template_id),
 434             'default_template_id': template_id,
 435             'default_composition_mode': 'comment',
 436             'mark_invoice_as_sent': True,
 437             })
 438         return {
 439             'name': _('Compose Email'),
 440             'type': 'ir.actions.act_window',
 441             'view_type': 'form',
 442             'view_mode': 'form',
 443             'res_model': 'mail.compose.message',
 444             'views': [(compose_form_id, 'form')],
 445             'view_id': compose_form_id,
 446             'target': 'new',
 447             'context': ctx,
 448         }
 449
 450     def confirm_paid(self, cr, uid, ids, context=None):
 451         if context is None:
 452             context = {}
 453         self.write(cr, uid, ids, {'state':'paid'}, context=context)
 454         return True
 455
 456     def unlink(self, cr, uid, ids, context=None):
 457         if context is None:
 458             context = {}
 459         invoices = self.read(cr, uid, ids, ['state','internal_number'], context=context)
 460         unlink_ids = []
 461
 462         for t in invoices:
 463             if t['state'] not in ('draft', 'cancel'):
 464                 raise openerp.exceptions.Warning(_('You cannot delete an invoice which is not draft or cancelled. You should refund it instead.'))
 465             elif t['internal_number']:
 466                 raise openerp.exceptions.Warning(_('You cannot delete an invoice after it has been validated (and received a number).  You can set it back to "Draft" state and modify its content, then re-confirm it.'))
 467             else:
 468                 unlink_ids.append(t['id'])
 469
 470         osv.osv.unlink(self, cr, uid, unlink_ids, context=context)
 471         return True
 472
 473     def onchange_partner_id(self, cr, uid, ids, type, partner_id,\
 474             date_invoice=False, payment_term=False, partner_bank_id=False, company_id=False):
 475         partner_payment_term = False
 476         acc_id = False
 477         bank_id = False
 478         fiscal_position = False
 479
 480         opt = [('uid', str(uid))]
 481         if partner_id:
 482
 483             opt.insert(0, ('id', partner_id))
 484             p = self.pool.get('res.partner').browse(cr, uid, partner_id)
 485             if company_id:
 486                 if (p.property_account_receivable.company_id and (p.property_account_receivable.company_id.id != company_id)) and (p.property_account_payable.company_id and (p.property_account_payable.company_id.id != company_id)):
 487                     property_obj = self.pool.get('ir.property')
 488                     rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 489                     pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('res_id','=','res.partner,'+str(partner_id)+''),('company_id','=',company_id)])
 490                     if not rec_pro_id:
 491                         rec_pro_id = property_obj.search(cr,uid,[('name','=','property_account_receivable'),('company_id','=',company_id)])
 492                     if not pay_pro_id:
 493                         pay_pro_id = property_obj.search(cr,uid,[('name','=','property_account_payable'),('company_id','=',company_id)])
 494                     rec_line_data = property_obj.read(cr,uid,rec_pro_id,['name','value_reference','res_id'])
 495                     pay_line_data = property_obj.read(cr,uid,pay_pro_id,['name','value_reference','res_id'])
 496                     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
 497                     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
 498                     if not rec_res_id and not pay_res_id:
 499                         raise osv.except_osv(_('Configuration Error!'),
 500                             _('Cannot find a chart of accounts for this company, you should create one.'))
 501                     account_obj = self.pool.get('account.account')
 502                     rec_obj_acc = account_obj.browse(cr, uid, [rec_res_id])
 503                     pay_obj_acc = account_obj.browse(cr, uid, [pay_res_id])
 504                     p.property_account_receivable = rec_obj_acc[0]
 505                     p.property_account_payable = pay_obj_acc[0]
 506
 507             if type in ('out_invoice', 'out_refund'):
 508                 acc_id = p.property_account_receivable.id
 509                 partner_payment_term = p.property_payment_term and p.property_payment_term.id or False
 510             else:
 511                 acc_id = p.property_account_payable.id
 512                 partner_payment_term = p.property_supplier_payment_term and p.property_supplier_payment_term.id or False
 513             fiscal_position = p.property_account_position and p.property_account_position.id or False
 514             if p.bank_ids:
 515                 bank_id = p.bank_ids[0].id
 516
 517         result = {'value': {
 518             'account_id': acc_id,
 519             'payment_term': partner_payment_term,
 520             'fiscal_position': fiscal_position
 521             }
 522         }
 523
 524         if type in ('in_invoice', 'in_refund'):
 525             result['value']['partner_bank_id'] = bank_id
 526
 527         if payment_term != partner_payment_term:
 528             if partner_payment_term:
 529                 to_update = self.onchange_payment_term_date_invoice(
 530                     cr, uid, ids, partner_payment_term, date_invoice)
 531                 result['value'].update(to_update['value'])
 532             else:
 533                 result['value']['date_due'] = False
 534
 535         if partner_bank_id != bank_id:
 536             to_update = self.onchange_partner_bank(cr, uid, ids, bank_id)
 537             result['value'].update(to_update['value'])
 538         return result
 539
 540     def onchange_journal_id(self, cr, uid, ids, journal_id=False, context=None):
 541         result = {}
 542         if journal_id:
 543             journal = self.pool.get('account.journal').browse(cr, uid, journal_id, context=context)
 544             currency_id = journal.currency and journal.currency.id or journal.company_id.currency_id.id
 545             company_id = journal.company_id.id
 546             result = {'value': {
 547                     'currency_id': currency_id,
 548                     'company_id': company_id,
 549                     }
 550                 }
 551         return result
 552
 553     def onchange_payment_term_date_invoice(self, cr, uid, ids, payment_term_id, date_invoice):
 554         res = {}
 555         if isinstance(ids, (int, long)):
 556             ids = [ids]
 557         if not date_invoice:
 558             date_invoice = time.strftime('%Y-%m-%d')
 559         if not payment_term_id:
 560             inv = self.browse(cr, uid, ids[0])
 561             #To make sure the invoice due date should contain due date which is entered by user when there is no payment term defined
 562             return {'value':{'date_due': inv.date_due and inv.date_due or date_invoice}}
 563         pterm_list = self.pool.get('account.payment.term').compute(cr, uid, payment_term_id, value=1, date_ref=date_invoice)
 564         if pterm_list:
 565             pterm_list = [line[0] for line in pterm_list]
 566             pterm_list.sort()
 567             res = {'value':{'date_due': pterm_list[-1]}}
 568         else:
 569              raise osv.except_osv(_('Insufficient Data!'), _('The payment term of supplier does not have a payment term line.'))
 570         return res
 571
 572     def onchange_invoice_line(self, cr, uid, ids, lines):
 573         return {}
 574
 575     def onchange_partner_bank(self, cursor, user, ids, partner_bank_id=False):
 576         return {'value': {}}
 577
 578     def onchange_company_id(self, cr, uid, ids, company_id, part_id, type, invoice_line, currency_id, context=None):
 579         #TODO: add the missing context parameter when forward-porting in trunk so we can remove
 580         #      this hack!
 581         context = self.pool['res.users'].context_get(cr, uid)
 582
 583         val = {}
 584         dom = {}
 585         obj_journal = self.pool.get('account.journal')
 586         account_obj = self.pool.get('account.account')
 587         inv_line_obj = self.pool.get('account.invoice.line')
 588
 589         if company_id and part_id and type:
 590             acc_id = False
 591             partner_obj = self.pool.get('res.partner').browse(cr, uid, part_id, context=context)
 592
 593             if partner_obj.property_account_payable and partner_obj.property_account_receivable:
 594                 if partner_obj.property_account_payable.company_id.id != company_id and partner_obj.property_account_receivable.company_id.id != company_id:
 595                     property_obj = self.pool.get('ir.property')
 596                     rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 597                     pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('res_id','=','res.partner,'+str(part_id)+''),('company_id','=',company_id)])
 598
 599                     if not rec_pro_id:
 600                         rec_pro_id = property_obj.search(cr, uid, [('name','=','property_account_receivable'),('company_id','=',company_id)])
 601                     if not pay_pro_id:
 602                         pay_pro_id = property_obj.search(cr, uid, [('name','=','property_account_payable'),('company_id','=',company_id)])
 603
 604                     rec_line_data = property_obj.read(cr, uid, rec_pro_id, ['name','value_reference','res_id'])
 605                     pay_line_data = property_obj.read(cr, uid, pay_pro_id, ['name','value_reference','res_id'])
 606                     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
 607                     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
 608
 609                     if not rec_res_id and not pay_res_id:
 610                         raise self.pool.get('res.config.settings').get_config_warning(cr, _('Cannot find any chart of account: you can create a new one from %(menu:account.menu_account_config)s.'), context=context)
 611
 612                     if type in ('out_invoice', 'out_refund'):
 613                         acc_id = rec_res_id
 614                     else:
 615                         acc_id = pay_res_id
 616
 617                     val= {'account_id': acc_id}
 618             if ids:
 619                 if company_id:
 620                     inv_obj = self.browse(cr,uid,ids)
 621                     for line in inv_obj[0].invoice_line:
 622                         if line.account_id:
 623                             if line.account_id.company_id.id != company_id:
 624                                 result_id = account_obj.search(cr, uid, [('name','=',line.account_id.name),('company_id','=',company_id)])
 625                                 if not result_id:
 626                                     raise osv.except_osv(_('Configuration Error!'),
 627                                         _('Cannot find a chart of account, you should create one from Settings\Configuration\Accounting menu.'))
 628                                 inv_line_obj.write(cr, uid, [line.id], {'account_id': result_id[-1]})
 629             else:
 630                 if invoice_line:
 631                     for inv_line in invoice_line:
 632                         obj_l = account_obj.browse(cr, uid, inv_line[2]['account_id'])
 633                         if obj_l.company_id.id != company_id:
 634                             raise osv.except_osv(_('Configuration Error!'),
 635                                 _('Invoice line account\'s company and invoice\'s company does not match.'))
 636                         else:
 637                             continue
 638         if company_id and type:
 639             journal_mapping = {
 640                'out_invoice': 'sale',
 641                'out_refund': 'sale_refund',
 642                'in_refund': 'purchase_refund',
 643                'in_invoice': 'purchase',
 644             }
 645             journal_type = journal_mapping[type]
 646             journal_ids = obj_journal.search(cr, uid, [('company_id','=',company_id), ('type', '=', journal_type)])
 647             if journal_ids:
 648                 val['journal_id'] = journal_ids[0]
 649             ir_values_obj = self.pool.get('ir.values')
 650             res_journal_default = ir_values_obj.get(cr, uid, 'default', 'type=%s' % (type), ['account.invoice'])
 651             for r in res_journal_default:
 652                 if r[1] == 'journal_id' and r[2] in journal_ids:
 653                     val['journal_id'] = r[2]
 654             if not val.get('journal_id', False):
 655                 journal_type_map = dict(obj_journal._columns['type'].selection)
 656                 journal_type_label = self.pool['ir.translation']._get_source(cr, uid, None, ('code','selection'),
 657                                                                              context.get('lang'),
 658                                                                              journal_type_map.get(journal_type))
 659                 raise osv.except_osv(_('Configuration Error!'),
 660                                      _('Cannot find any account journal of %s type for this company.\n\nYou can create one in the menu: \nConfiguration\Journals\Journals.') % ('"%s"' % journal_type_label))
 661             dom = {'journal_id':  [('id', 'in', journal_ids)]}
 662         else:
 663             journal_ids = obj_journal.search(cr, uid, [])
 664
 665         return {'value': val, 'domain': dom}
 666
 667     # go from canceled state to draft state
 668     def action_cancel_draft(self, cr, uid, ids, *args):
 669         self.write(cr, uid, ids, {'state':'draft'})
 670         self.delete_workflow(cr, uid, ids)
 671         self.create_workflow(cr, uid, ids)
 672         return True
 673
 674     def get_formview_id(self, cr, uid, id, context=None):
 675         """ Update form view id of action to open the invoice """
 676         obj = self.browse(cr, uid, id, context=context)
 677         if obj.type == 'in_invoice':
 678             model, view_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'invoice_supplier_form')
 679         else:
 680             model, view_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'invoice_form')
 681         return view_id
 682
 683     # Workflow stuff
 684     #################
 685
 686     # return the ids of the move lines which has the same account than the invoice
 687     # whose id is in ids
 688     def move_line_id_payment_get(self, cr, uid, ids, *args):
 689         if not ids: return []
 690         result = self.move_line_id_payment_gets(cr, uid, ids, *args)
 691         return result.get(ids[0], [])
 692
 693     def move_line_id_payment_gets(self, cr, uid, ids, *args):
 694         res = {}
 695         if not ids: return res
 696         cr.execute('SELECT i.id, l.id '\
 697                    'FROM account_move_line l '\
 698                    'LEFT JOIN account_invoice i ON (i.move_id=l.move_id) '\
 699                    'WHERE i.id IN %s '\
 700                    'AND l.account_id=i.account_id',
 701                    (tuple(ids),))
 702         for r in cr.fetchall():
 703             res.setdefault(r[0], [])
 704             res[r[0]].append( r[1] )
 705         return res
 706
 707     def copy(self, cr, uid, id, default=None, context=None):
 708         default = default or {}
 709         default.update({
 710             'state':'draft',
 711             'number':False,
 712             'move_id':False,
 713             'move_name':False,
 714             'internal_number': False,
 715             'period_id': False,
 716             'sent': False,
 717         })
 718         if 'date_invoice' not in default:
 719             default.update({
 720                 'date_invoice':False
 721             })
 722         if 'date_due' not in default:
 723             default.update({
 724                 'date_due':False
 725             })
 726         return super(account_invoice, self).copy(cr, uid, id, default, context)
 727
 728     def test_paid(self, cr, uid, ids, *args):
 729         res = self.move_line_id_payment_get(cr, uid, ids)
 730         if not res:
 731             return False
 732         ok = True
 733         for id in res:
 734             cr.execute('select reconcile_id from account_move_line where id=%s', (id,))
 735             ok = ok and  bool(cr.fetchone()[0])
 736         return ok
 737
 738     def button_reset_taxes(self, cr, uid, ids, context=None):
 739         if context is None:
 740             context = {}
 741         ctx = context.copy()
 742         ait_obj = self.pool.get('account.invoice.tax')
 743         for id in ids:
 744             cr.execute("DELETE FROM account_invoice_tax WHERE invoice_id=%s AND manual is False", (id,))
 745             partner = self.browse(cr, uid, id, context=ctx).partner_id
 746             if partner.lang:
 747                 ctx.update({'lang': partner.lang})
 748             for taxe in ait_obj.compute(cr, uid, id, context=ctx).values():
 749                 ait_obj.create(cr, uid, taxe)
 750         # Update the stored value (fields.function), so we write to trigger recompute
 751         self.pool.get('account.invoice').write(cr, uid, ids, {'invoice_line':[]}, context=ctx)
 752         return True
 753
 754     def button_compute(self, cr, uid, ids, context=None, set_total=False):
 755         self.button_reset_taxes(cr, uid, ids, context)
 756         for inv in self.browse(cr, uid, ids, context=context):
 757             if set_total:
 758                 self.pool.get('account.invoice').write(cr, uid, [inv.id], {'check_total': inv.amount_total})
 759         return True
 760
 761     def _convert_ref(self, cr, uid, ref):
 762         return (ref or '').replace('/','')
 763
 764     def _get_analytic_lines(self, cr, uid, id, context=None):
 765         if context is None:
 766             context = {}
 767         inv = self.browse(cr, uid, id)
 768         cur_obj = self.pool.get('res.currency')
 769
 770         company_currency = self.pool['res.company'].browse(cr, uid, inv.company_id.id).currency_id.id
 771         if inv.type in ('out_invoice', 'in_refund'):
 772             sign = 1
 773         else:
 774             sign = -1
 775
 776         iml = self.pool.get('account.invoice.line').move_line_get(cr, uid, inv.id, context=context)
 777         for il in iml:
 778             if il['account_analytic_id']:
 779                 if inv.type in ('in_invoice', 'in_refund'):
 780                     ref = inv.reference
 781                 else:
 782                     ref = self._convert_ref(cr, uid, inv.number)
 783                 if not inv.journal_id.analytic_journal_id:
 784                     raise osv.except_osv(_('No Analytic Journal!'),_("You have to define an analytic journal on the '%s' journal!") % (inv.journal_id.name,))
 785                 il['analytic_lines'] = [(0,0, {
 786                     'name': il['name'],
 787                     'date': inv['date_invoice'],
 788                     'account_id': il['account_analytic_id'],
 789                     'unit_amount': il['quantity'],
 790                     'amount': cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, il['price'], context={'date': inv.date_invoice}) * sign,
 791                     'product_id': il['product_id'],
 792                     'product_uom_id': il['uos_id'],
 793                     'general_account_id': il['account_id'],
 794                     'journal_id': inv.journal_id.analytic_journal_id.id,
 795                     'ref': ref,
 796                 })]
 797         return iml
 798
 799     def action_date_assign(self, cr, uid, ids, *args):
 800         for inv in self.browse(cr, uid, ids):
 801             res = self.onchange_payment_term_date_invoice(cr, uid, inv.id, inv.payment_term.id, inv.date_invoice)
 802             if res and res['value']:
 803                 self.write(cr, uid, [inv.id], res['value'])
 804         return True
 805
 806     def finalize_invoice_move_lines(self, cr, uid, invoice_browse, move_lines):
 807         """finalize_invoice_move_lines(cr, uid, invoice, move_lines) -> move_lines
 808         Hook method to be overridden in additional modules to verify and possibly alter the
 809         move lines to be created by an invoice, for special cases.
 810         :param invoice_browse: browsable record of the invoice that is generating the move lines
 811         :param move_lines: list of dictionaries with the account.move.lines (as for create())
 812         :return: the (possibly updated) final move_lines to create for this invoice
 813         """
 814         return move_lines
 815
 816     def check_tax_lines(self, cr, uid, inv, compute_taxes, ait_obj):
 817         company_currency = self.pool['res.company'].browse(cr, uid, inv.company_id.id).currency_id
 818         if not inv.tax_line:
 819             for tax in compute_taxes.values():
 820                 ait_obj.create(cr, uid, tax)
 821         else:
 822             tax_key = []
 823             for tax in inv.tax_line:
 824                 if tax.manual:
 825                     continue
 826                 key = (tax.tax_code_id.id, tax.base_code_id.id, tax.account_id.id, tax.account_analytic_id.id)
 827                 tax_key.append(key)
 828                 if not key in compute_taxes:
 829                     raise osv.except_osv(_('Warning!'), _('Global taxes defined, but they are not in invoice lines !'))
 830                 base = compute_taxes[key]['base']
 831                 if abs(base - tax.base) > company_currency.rounding:
 832                     raise osv.except_osv(_('Warning!'), _('Tax base different!\nClick on compute to update the tax base.'))
 833             for key in compute_taxes:
 834                 if not key in tax_key:
 835                     raise osv.except_osv(_('Warning!'), _('Taxes are missing!\nClick on compute button.'))
 836
 837     def compute_invoice_totals(self, cr, uid, inv, company_currency, ref, invoice_move_lines, context=None):
 838         if context is None:
 839             context={}
 840         total = 0
 841         total_currency = 0
 842         cur_obj = self.pool.get('res.currency')
 843         for i in invoice_move_lines:
 844             if inv.currency_id.id != company_currency:
 845                 context.update({'date': inv.date_invoice or time.strftime('%Y-%m-%d')})
 846                 i['currency_id'] = inv.currency_id.id
 847                 i['amount_currency'] = i['price']
 848                 i['price'] = cur_obj.compute(cr, uid, inv.currency_id.id,
 849                         company_currency, i['price'],
 850                         context=context)
 851             else:
 852                 i['amount_currency'] = False
 853                 i['currency_id'] = False
 854             i['ref'] = ref
 855             if inv.type in ('out_invoice','in_refund'):
 856                 total += i['price']
 857                 total_currency += i['amount_currency'] or i['price']
 858                 i['price'] = - i['price']
 859             else:
 860                 total -= i['price']
 861                 total_currency -= i['amount_currency'] or i['price']
 862         return total, total_currency, invoice_move_lines
 863
 864     def inv_line_characteristic_hashcode(self, invoice, invoice_line):
 865         """Overridable hashcode generation for invoice lines. Lines having the same hashcode
 866         will be grouped together if the journal has the 'group line' option. Of course a module
 867         can add fields to invoice lines that would need to be tested too before merging lines
 868         or not."""
 869         return "%s-%s-%s-%s-%s"%(
 870             invoice_line['account_id'],
 871             invoice_line.get('tax_code_id',"False"),
 872             invoice_line.get('product_id',"False"),
 873             invoice_line.get('analytic_account_id',"False"),
 874             invoice_line.get('date_maturity',"False"))
 875
 876     def group_lines(self, cr, uid, iml, line, inv):
 877         """Merge account move lines (and hence analytic lines) if invoice line hashcodes are equals"""
 878         if inv.journal_id.group_invoice_lines:
 879             line2 = {}
 880             for x, y, l in line:
 881                 tmp = self.inv_line_characteristic_hashcode(inv, l)
 882
 883                 if tmp in line2:
 884                     am = line2[tmp]['debit'] - line2[tmp]['credit'] + (l['debit'] - l['credit'])
 885                     line2[tmp]['debit'] = (am > 0) and am or 0.0
 886                     line2[tmp]['credit'] = (am < 0) and -am or 0.0
 887                     line2[tmp]['tax_amount'] += l['tax_amount']
 888                     line2[tmp]['analytic_lines'] += l['analytic_lines']
 889                 else:
 890                     line2[tmp] = l
 891             line = []
 892             for key, val in line2.items():
 893                 line.append((0,0,val))
 894         return line
 895
 896     def action_move_create(self, cr, uid, ids, context=None):
 897         """Creates invoice related analytics and financial move lines"""
 898         ait_obj = self.pool.get('account.invoice.tax')
 899         cur_obj = self.pool.get('res.currency')
 900         period_obj = self.pool.get('account.period')
 901         payment_term_obj = self.pool.get('account.payment.term')
 902         journal_obj = self.pool.get('account.journal')
 903         move_obj = self.pool.get('account.move')
 904         if context is None:
 905             context = {}
 906         inv_date = {}
 907         for inv in self.browse(cr, uid, ids, context=context):
 908             if not inv.journal_id.sequence_id:
 909                 raise osv.except_osv(_('Error!'), _('Please define sequence on the journal related to this invoice.'))
 910             if not inv.invoice_line:
 911                 raise osv.except_osv(_('No Invoice Lines!'), _('Please create some invoice lines.'))
 912             if inv.move_id:
 913                 continue
 914
 915             ctx = context.copy()
 916             ctx.update({'lang': inv.partner_id.lang})
 917             date_invoice = inv.date_invoice or fields.date.context_today(self,cr,uid,context=context)
 918             inv_date = {'date_invoice': date_invoice}
 919             company_currency = self.pool['res.company'].browse(cr, uid, inv.company_id.id).currency_id.id
 920             # create the analytical lines
 921             # one move line per invoice line
 922             iml = self._get_analytic_lines(cr, uid, inv.id, context=ctx)
 923             # check if taxes are all computed
 924             compute_taxes = ait_obj.compute(cr, uid, inv.id, context=ctx)
 925             self.check_tax_lines(cr, uid, inv, compute_taxes, ait_obj)
 926
 927             # I disabled the check_total feature
 928             group_check_total_id = self.pool.get('ir.model.data').get_object_reference(cr, uid, 'account', 'group_supplier_inv_check_total')[1]
 929             group_check_total = self.pool.get('res.groups').browse(cr, uid, group_check_total_id, context=context)
 930             if group_check_total and uid in [x.id for x in group_check_total.users]:
 931                 if (inv.type in ('in_invoice', 'in_refund') and abs(inv.check_total - inv.amount_total) >= (inv.currency_id.rounding/2.0)):
 932                     raise osv.except_osv(_('Bad Total!'), _('Please verify the price of the invoice!\nThe encoded total does not match the computed total.'))
 933
 934             if inv.payment_term:
 935                 total_fixed = total_percent = 0
 936                 for line in inv.payment_term.line_ids:
 937                     if line.value == 'fixed':
 938                         total_fixed += line.value_amount
 939                     if line.value == 'procent':
 940                         total_percent += line.value_amount
 941                 total_fixed = (total_fixed * 100) / (inv.amount_total or 1.0)
 942                 if (total_fixed + total_percent) > 100:
 943                     raise osv.except_osv(_('Error!'), _("Cannot create the invoice.\nThe related payment term is probably misconfigured as it gives a computed amount greater than the total invoiced amount. In order to avoid rounding issues, the latest line of your payment term must be of type 'balance'."))
 944
 945             # one move line per tax line
 946             iml += ait_obj.move_line_get(cr, uid, inv.id)
 947
 948             if inv.type in ('in_invoice', 'in_refund'):
 949                 ref = inv.reference
 950             else:
 951                 ref = self._convert_ref(cr, uid, inv.number)
 952
 953             diff_currency_p = inv.currency_id.id <> company_currency
 954             # create one move line for the total and possibly adjust the other lines amount
 955             total = 0
 956             total_currency = 0
 957             total, total_currency, iml = self.compute_invoice_totals(cr, uid, inv, company_currency, ref, iml, context=ctx)
 958             acc_id = inv.account_id.id
 959
 960             name = inv['name'] or inv['supplier_invoice_number'] or '/'
 961             totlines = False
 962             if inv.payment_term:
 963                 totlines = payment_term_obj.compute(cr,
 964                         uid, inv.payment_term.id, total, date_invoice or False, context=ctx)
 965             if totlines:
 966                 res_amount_currency = total_currency
 967                 i = 0
 968                 ctx.update({'date': date_invoice})
 969                 for t in totlines:
 970                     if inv.currency_id.id != company_currency:
 971                         amount_currency = cur_obj.compute(cr, uid, company_currency, inv.currency_id.id, t[1], context=ctx)
 972                     else:
 973                         amount_currency = False
 974
 975                     # last line add the diff
 976                     res_amount_currency -= amount_currency or 0
 977                     i += 1
 978                     if i == len(totlines):
 979                         amount_currency += res_amount_currency
 980
 981                     iml.append({
 982                         'type': 'dest',
 983                         'name': name,
 984                         'price': t[1],
 985                         'account_id': acc_id,
 986                         'date_maturity': t[0],
 987                         'amount_currency': diff_currency_p \
 988                                 and amount_currency or False,
 989                         'currency_id': diff_currency_p \
 990                                 and inv.currency_id.id or False,
 991                         'ref': ref,
 992                     })
 993             else:
 994                 iml.append({
 995                     'type': 'dest',
 996                     'name': name,
 997                     'price': total,
 998                     'account_id': acc_id,
 999                     'date_maturity': inv.date_due or False,
1000                     'amount_currency': diff_currency_p \
1001                             and total_currency or False,
1002                     'currency_id': diff_currency_p \
1003                             and inv.currency_id.id or False,
1004                     'ref': ref
1005             })
1006
1007             date = date_invoice or time.strftime('%Y-%m-%d')
1008
1009             part = self.pool.get("res.partner")._find_accounting_partner(inv.partner_id)
1010
1011             line = map(lambda x:(0,0,self.line_get_convert(cr, uid, x, part.id, date, context=ctx)),iml)
1012
1013             line = self.group_lines(cr, uid, iml, line, inv)
1014
1015             journal_id = inv.journal_id.id
1016             journal = journal_obj.browse(cr, uid, journal_id, context=ctx)
1017             if journal.centralisation:
1018                 raise osv.except_osv(_('User Error!'),
1019                         _('You cannot create an invoice on a centralized journal. Uncheck the centralized counterpart box in the related journal from the configuration menu.'))
1020
1021             line = self.finalize_invoice_move_lines(cr, uid, inv, line)
1022
1023             move = {
1024                 'ref': inv.reference and inv.reference or inv.name,
1025                 'line_id': line,
1026                 'journal_id': journal_id,
1027                 'date': date,
1028                 'narration': inv.comment,
1029                 'company_id': inv.company_id.id,
1030             }
1031             period_id = inv.period_id and inv.period_id.id or False
1032             ctx.update(company_id=inv.company_id.id)
1033             if not period_id:
1034                 period_ids = period_obj.find(cr, uid, date_invoice, context=ctx)
1035                 period_id = period_ids and period_ids[0] or False
1036             if period_id:
1037                 move['period_id'] = period_id
1038                 for i in line:
1039                     i[2]['period_id'] = period_id
1040
1041             ctx.update(invoice=inv)
1042             move_id = move_obj.create(cr, uid, move, context=ctx)
1043             new_move_name = move_obj.browse(cr, uid, move_id, context=ctx).name
1044             # make the invoice point to that move
1045             vals = inv_date
1046             vals.update(move_id=move_id, period_id=period_id, move_name=new_move_name)
1047             self.write(cr, uid, [inv.id], vals, context=ctx)
1048             # Pass invoice in context in method post: used if you want to get the same
1049             # account move reference when creating the same invoice after a cancelled one:
1050             move_obj.post(cr, uid, [move_id], context=ctx)
1051         self._log_event(cr, uid, ids)
1052         return True
1053
1054     def invoice_validate(self, cr, uid, ids, context=None):
1055         self.write(cr, uid, ids, {'state':'open'}, context=context)
1056         return True
1057
1058     def line_get_convert(self, cr, uid, x, part, date, context=None):
1059         return {
1060             'date_maturity': x.get('date_maturity', False),
1061             'partner_id': part,
1062             'name': x['name'][:64],
1063             'date': date,
1064             'debit': x['price']>0 and x['price'],
1065             'credit': x['price']<0 and -x['price'],
1066             'account_id': x['account_id'],
1067             'analytic_lines': x.get('analytic_lines', []),
1068             'amount_currency': x['price']>0 and abs(x.get('amount_currency', False)) or -abs(x.get('amount_currency', False)),
1069             'currency_id': x.get('currency_id', False),
1070             'tax_code_id': x.get('tax_code_id', False),
1071             'tax_amount': x.get('tax_amount', False),
1072             'ref': x.get('ref', False),
1073             'quantity': x.get('quantity',1.00),
1074             'product_id': x.get('product_id', False),
1075             'product_uom_id': x.get('uos_id', False),
1076             'analytic_account_id': x.get('account_analytic_id', False),
1077         }
1078
1079     def action_number(self, cr, uid, ids, context=None):
1080         if context is None:
1081             context = {}
1082         #TODO: not correct fix but required a frech values before reading it.
1083         self.write(cr, uid, ids, {})
1084
1085         for obj_inv in self.browse(cr, uid, ids, context=context):
1086             invtype = obj_inv.type
1087             number = obj_inv.number
1088             move_id = obj_inv.move_id and obj_inv.move_id.id or False
1089             reference = obj_inv.reference or ''
1090
1091             self.write(cr, uid, ids, {'internal_number': number})
1092
1093             if invtype in ('in_invoice', 'in_refund'):
1094                 if not reference:
1095                     ref = self._convert_ref(cr, uid, number)
1096                 else:
1097                     ref = reference
1098             else:
1099                 ref = self._convert_ref(cr, uid, number)
1100
1101             cr.execute('UPDATE account_move SET ref=%s ' \
1102                     'WHERE id=%s AND (ref is null OR ref = \'\')',
1103                     (ref, move_id))
1104             cr.execute('UPDATE account_move_line SET ref=%s ' \
1105                     'WHERE move_id=%s AND (ref is null OR ref = \'\')',
1106                     (ref, move_id))
1107             cr.execute('UPDATE account_analytic_line SET ref=%s ' \
1108                     'FROM account_move_line ' \
1109                     'WHERE account_move_line.move_id = %s ' \
1110                         'AND account_analytic_line.move_id = account_move_line.id',
1111                         (ref, move_id))
1112         return True
1113
1114     def action_cancel(self, cr, uid, ids, context=None):
1115         if context is None:
1116             context = {}
1117         account_move_obj = self.pool.get('account.move')
1118         invoices = self.read(cr, uid, ids, ['move_id', 'payment_ids'])
1119         move_ids = [] # ones that we will need to remove
1120         for i in invoices:
1121             if i['move_id']:
1122                 move_ids.append(i['move_id'][0])
1123             if i['payment_ids']:
1124                 account_move_line_obj = self.pool.get('account.move.line')
1125                 pay_ids = account_move_line_obj.browse(cr, uid, i['payment_ids'])
1126                 for move_line in pay_ids:
1127                     if move_line.reconcile_partial_id and move_line.reconcile_partial_id.line_partial_ids:
1128                         raise osv.except_osv(_('Error!'), _('You cannot cancel an invoice which is partially paid. You need to unreconcile related payment entries first.'))
1129
1130         # First, set the invoices as cancelled and detach the move ids
1131         self.write(cr, uid, ids, {'state':'cancel', 'move_id':False})
1132         if move_ids:
1133             # second, invalidate the move(s)
1134             account_move_obj.button_cancel(cr, uid, move_ids, context=context)
1135             # delete the move this invoice was pointing to
1136             # Note that the corresponding move_lines and move_reconciles
1137             # will be automatically deleted too
1138             account_move_obj.unlink(cr, uid, move_ids, context=context)
1139         self._log_event(cr, uid, ids, -1.0, 'Cancel Invoice')
1140         return True
1141
1142     ###################
1143
1144     def list_distinct_taxes(self, cr, uid, ids):
1145         invoices = self.browse(cr, uid, ids)
1146         taxes = {}
1147         for inv in invoices:
1148             for tax in inv.tax_line:
1149                 if not tax['name'] in taxes:
1150                     taxes[tax['name']] = {'name': tax['name']}
1151         return taxes.values()
1152
1153     def _log_event(self, cr, uid, ids, factor=1.0, name='Open Invoice'):
1154         #TODO: implement messages system
1155         return True
1156
1157     def name_get(self, cr, uid, ids, context=None):
1158         if not ids:
1159             return []
1160         types = {
1161                 'out_invoice': _('Invoice'),
1162                 'in_invoice': _('Supplier Invoice'),
1163                 'out_refund': _('Refund'),
1164                 'in_refund': _('Supplier Refund'),
1165                 }
1166         return [(r['id'], '%s %s' % (r['number'] or types[r['type']], r['name'] or '')) for r in self.read(cr, uid, ids, ['type', 'number', 'name'], context, load='_classic_write')]
1167
1168     def name_search(self, cr, user, name, args=None, operator='ilike', context=None, limit=100):
1169         if not args:
1170             args = []
1171         if context is None:
1172             context = {}
1173         ids = []
1174         if name:
1175             ids = self.search(cr, user, [('number','=',name)] + args, limit=limit, context=context)
1176         if not ids:
1177             ids = self.search(cr, user, [('name',operator,name)] + args, limit=limit, context=context)
1178         return self.name_get(cr, user, ids, context)
1179
1180     def _refund_cleanup_lines(self, cr, uid, lines, context=None):
1181         """Convert records to dict of values suitable for one2many line creation
1182
1183             :param list(browse_record) lines: records to convert
1184             :return: list of command tuple for one2many line creation [(0, 0, dict of valueis), ...]
1185         """
1186         clean_lines = []
1187         for line in lines:
1188             clean_line = {}
1189             for field in line._all_columns.keys():
1190                 if line._all_columns[field].column._type == 'many2one':
1191                     clean_line[field] = line[field].id
1192                 elif line._all_columns[field].column._type not in ['many2many','one2many']:
1193                     clean_line[field] = line[field]
1194                 elif field == 'invoice_line_tax_id':
1195                     tax_list = []
1196                     for tax in line[field]:
1197                         tax_list.append(tax.id)
1198                     clean_line[field] = [(6,0, tax_list)]
1199             clean_lines.append(clean_line)
1200         return map(lambda x: (0,0,x), clean_lines)
1201
1202     def _prepare_refund(self, cr, uid, invoice, date=None, period_id=None, description=None, journal_id=None, context=None):
1203         """Prepare the dict of values to create the new refund from the invoice.
1204             This method may be overridden to implement custom
1205             refund generation (making sure to call super() to establish
1206             a clean extension chain).
1207
1208             :param integer invoice_id: id of the invoice to refund
1209             :param dict invoice: read of the invoice to refund
1210             :param string date: refund creation date from the wizard
1211             :param integer period_id: force account.period from the wizard
1212             :param string description: description of the refund from the wizard
1213             :param integer journal_id: account.journal from the wizard
1214             :return: dict of value to create() the refund
1215         """
1216         obj_journal = self.pool.get('account.journal')
1217
1218         type_dict = {
1219             'out_invoice': 'out_refund', # Customer Invoice
1220             'in_invoice': 'in_refund',   # Supplier Invoice
1221             'out_refund': 'out_invoice', # Customer Refund
1222             'in_refund': 'in_invoice',   # Supplier Refund
1223         }
1224         invoice_data = {}
1225         for field in ['name', 'reference', 'comment', 'date_due', 'partner_id', 'company_id',
1226                 'account_id', 'currency_id', 'payment_term', 'user_id', 'fiscal_position']:
1227             if invoice._all_columns[field].column._type == 'many2one':
1228                 invoice_data[field] = invoice[field].id
1229             else:
1230                 invoice_data[field] = invoice[field] if invoice[field] else False
1231
1232         invoice_lines = self._refund_cleanup_lines(cr, uid, invoice.invoice_line, context=context)
1233
1234         tax_lines = filter(lambda l: l['manual'], invoice.tax_line)
1235         tax_lines = self._refund_cleanup_lines(cr, uid, tax_lines, context=context)
1236         if journal_id:
1237             refund_journal_ids = [journal_id]
1238         elif invoice['type'] == 'in_invoice':
1239             refund_journal_ids = obj_journal.search(cr, uid, [('type','=','purchase_refund')], context=context)
1240         else:
1241             refund_journal_ids = obj_journal.search(cr, uid, [('type','=','sale_refund')], context=context)
1242
1243         if not date:
1244             date = time.strftime('%Y-%m-%d')
1245         invoice_data.update({
1246             'type': type_dict[invoice['type']],
1247             'date_invoice': date,
1248             'state': 'draft',
1249             'number': False,
1250             'invoice_line': invoice_lines,
1251             'tax_line': tax_lines,
1252             'journal_id': refund_journal_ids and refund_journal_ids[0] or False,
1253         })
1254         if period_id:
1255             invoice_data['period_id'] = period_id
1256         if description:
1257             invoice_data['name'] = description
1258         return invoice_data
1259
1260     def refund(self, cr, uid, ids, date=None, period_id=None, description=None, journal_id=None, context=None):
1261         new_ids = []
1262         for invoice in self.browse(cr, uid, ids, context=context):
1263             invoice = self._prepare_refund(cr, uid, invoice,
1264                                                 date=date,
1265                                                 period_id=period_id,
1266                                                 description=description,
1267                                                 journal_id=journal_id,
1268                                                 context=context)
1269             # create the new invoice
1270             new_ids.append(self.create(cr, uid, invoice, context=context))
1271
1272         return new_ids
1273
1274     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=''):
1275         if context is None:
1276             context = {}
1277         #TODO check if we can use different period for payment and the writeoff line
1278         assert len(ids)==1, "Can only pay one invoice at a time."
1279         invoice = self.browse(cr, uid, ids[0], context=context)
1280         src_account_id = invoice.account_id.id
1281         # Take the seq as name for move
1282         types = {'out_invoice': -1, 'in_invoice': 1, 'out_refund': 1, 'in_refund': -1}
1283         direction = types[invoice.type]
1284         #take the choosen date
1285         if 'date_p' in context and context['date_p']:
1286             date=context['date_p']
1287         else:
1288             date=time.strftime('%Y-%m-%d')
1289
1290         # Take the amount in currency and the currency of the payment
1291         if 'amount_currency' in context and context['amount_currency'] and 'currency_id' in context and context['currency_id']:
1292             amount_currency = context['amount_currency']
1293             currency_id = context['currency_id']
1294         else:
1295             amount_currency = False
1296             currency_id = False
1297
1298         if invoice.type in ('in_invoice', 'in_refund'):
1299             ref = invoice.reference
1300         else:
1301             ref = self._convert_ref(cr, uid, invoice.number)
1302         partner = self.pool['res.partner']._find_accounting_partner(invoice.partner_id)
1303         # Pay attention to the sign for both debit/credit AND amount_currency
1304         l1 = {
1305             'debit': direction * pay_amount>0 and direction * pay_amount,
1306             'credit': direction * pay_amount<0 and - direction * pay_amount,
1307             'account_id': src_account_id,
1308             'partner_id': partner.id,
1309             'ref':ref,
1310             'date': date,
1311             'currency_id':currency_id,
1312             'amount_currency':amount_currency and direction * amount_currency or 0.0,
1313             'company_id': invoice.company_id.id,
1314         }
1315         l2 = {
1316             'debit': direction * pay_amount<0 and - direction * pay_amount,
1317             'credit': direction * pay_amount>0 and direction * pay_amount,
1318             'account_id': pay_account_id,
1319             'partner_id': partner.id,
1320             'ref':ref,
1321             'date': date,
1322             'currency_id':currency_id,
1323             'amount_currency':amount_currency and - direction * amount_currency or 0.0,
1324             'company_id': invoice.company_id.id,
1325         }
1326
1327         if not name:
1328             name = invoice.invoice_line and invoice.invoice_line[0].name or invoice.number
1329         l1['name'] = name
1330         l2['name'] = name
1331
1332         lines = [(0, 0, l1), (0, 0, l2)]
1333         move = {'ref': ref, 'line_id': lines, 'journal_id': pay_journal_id, 'period_id': period_id, 'date': date}
1334         move_id = self.pool.get('account.move').create(cr, uid, move, context=context)
1335
1336         line_ids = []
1337         total = 0.0
1338         line = self.pool.get('account.move.line')
1339         move_ids = [move_id,]
1340         if invoice.move_id:
1341             move_ids.append(invoice.move_id.id)
1342         cr.execute('SELECT id FROM account_move_line '\
1343                    'WHERE move_id IN %s',
1344                    ((move_id, invoice.move_id.id),))
1345         lines = line.browse(cr, uid, map(lambda x: x[0], cr.fetchall()) )
1346         for l in lines+invoice.payment_ids:
1347             if l.account_id.id == src_account_id:
1348                 line_ids.append(l.id)
1349                 total += (l.debit or 0.0) - (l.credit or 0.0)
1350
1351         inv_id, name = self.name_get(cr, uid, [invoice.id], context=context)[0]
1352         if (not round(total,self.pool.get('decimal.precision').precision_get(cr, uid, 'Account'))) or writeoff_acc_id:
1353             self.pool.get('account.move.line').reconcile(cr, uid, line_ids, 'manual', writeoff_acc_id, writeoff_period_id, writeoff_journal_id, context)
1354         else:
1355             code = invoice.currency_id.symbol
1356             # TODO: use currency's formatting function
1357             msg = _("Invoice partially paid: %s%s of %s%s (%s%s remaining).") % \
1358                     (pay_amount, code, invoice.amount_total, code, total, code)
1359             self.message_post(cr, uid, [inv_id], body=msg, context=context)
1360             self.pool.get('account.move.line').reconcile_partial(cr, uid, line_ids, 'manual', context)
1361
1362         # Update the stored value (fields.function), so we write to trigger recompute
1363         self.pool.get('account.invoice').write(cr, uid, ids, {}, context=context)
1364         return True
1365
1366
1367 class account_invoice_line(osv.osv):
1368
1369     def _amount_line(self, cr, uid, ids, prop, unknow_none, unknow_dict):
1370         res = {}
1371         tax_obj = self.pool.get('account.tax')
1372         cur_obj = self.pool.get('res.currency')
1373         for line in self.browse(cr, uid, ids):
1374             price = line.price_unit * (1-(line.discount or 0.0)/100.0)
1375             taxes = tax_obj.compute_all(cr, uid, line.invoice_line_tax_id, price, line.quantity, product=line.product_id, partner=line.invoice_id.partner_id)
1376             res[line.id] = taxes['total']
1377             if line.invoice_id:
1378                 cur = line.invoice_id.currency_id
1379                 res[line.id] = cur_obj.round(cr, uid, cur, res[line.id])
1380         return res
1381
1382     def _price_unit_default(self, cr, uid, context=None):
1383         if context is None:
1384             context = {}
1385         if context.get('check_total', False):
1386             t = context['check_total']
1387             for l in context.get('invoice_line', {}):
1388                 if isinstance(l, (list, tuple)) and len(l) >= 3 and l[2]:
1389                     tax_obj = self.pool.get('account.tax')
1390                     p = l[2].get('price_unit', 0) * (1-l[2].get('discount', 0)/100.0)
1391                     t = t - (p * l[2].get('quantity'))
1392                     taxes = l[2].get('invoice_line_tax_id')
1393                     if len(taxes[0]) >= 3 and taxes[0][2]:
1394                         taxes = tax_obj.browse(cr, uid, list(taxes[0][2]))
1395                         for tax in tax_obj.compute_all(cr, uid, taxes, p,l[2].get('quantity'), l[2].get('product_id', False), context.get('partner_id', False))['taxes']:
1396                             t = t - tax['amount']
1397             return t
1398         return 0
1399
1400     _name = "account.invoice.line"
1401     _description = "Invoice Line"
1402     _order = "invoice_id,sequence,id"
1403     _columns = {
1404         'name': fields.text('Description', required=True),
1405         'origin': fields.char('Source Document', size=256, help="Reference of the document that produced this invoice."),
1406         'sequence': fields.integer('Sequence', help="Gives the sequence of this line when displaying the invoice."),
1407         'invoice_id': fields.many2one('account.invoice', 'Invoice Reference', ondelete='cascade', select=True),
1408         'uos_id': fields.many2one('product.uom', 'Unit of Measure', ondelete='set null', select=True),
1409         'product_id': fields.many2one('product.product', 'Product', ondelete='set null', select=True),
1410         '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."),
1411         'price_unit': fields.float('Unit Price', required=True, digits_compute= dp.get_precision('Product Price')),
1412         'price_subtotal': fields.function(_amount_line, string='Amount', type="float",
1413             digits_compute= dp.get_precision('Account'), store=True),
1414         'quantity': fields.float('Quantity', digits_compute= dp.get_precision('Product Unit of Measure'), required=True),
1415         'discount': fields.float('Discount (%)', digits_compute= dp.get_precision('Discount')),
1416         'invoice_line_tax_id': fields.many2many('account.tax', 'account_invoice_line_tax', 'invoice_line_id', 'tax_id', 'Taxes', domain=[('parent_id','=',False)]),
1417         'account_analytic_id':  fields.many2one('account.analytic.account', 'Analytic Account'),
1418         'company_id': fields.related('invoice_id','company_id',type='many2one',relation='res.company',string='Company', store=True, readonly=True),
1419         'partner_id': fields.related('invoice_id','partner_id',type='many2one',relation='res.partner',string='Partner',store=True)
1420     }
1421
1422     def _default_account_id(self, cr, uid, context=None):
1423         # XXX this gets the default account for the user's company,
1424         # it should get the default account for the invoice's company
1425         # however, the invoice's company does not reach this point
1426         if context is None:
1427             context = {}
1428         if context.get('type') in ('out_invoice','out_refund'):
1429             prop = self.pool.get('ir.property').get(cr, uid, 'property_account_income_categ', 'product.category', context=context)
1430         else:
1431             prop = self.pool.get('ir.property').get(cr, uid, 'property_account_expense_categ', 'product.category', context=context)
1432         return prop and prop.id or False
1433
1434     _defaults = {
1435         'quantity': 1,
1436         'discount': 0.0,
1437         'price_unit': _price_unit_default,
1438         'account_id': _default_account_id,
1439         'sequence': 10,
1440     }
1441
1442     def fields_view_get(self, cr, uid, view_id=None, view_type='form', context=None, toolbar=False, submenu=False):
1443         if context is None:
1444             context = {}
1445         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)
1446         if context.get('type', False):
1447             doc = etree.XML(res['arch'])
1448             for node in doc.xpath("//field[@name='product_id']"):
1449                 if context['type'] in ('in_invoice', 'in_refund'):
1450                     node.set('domain', "[('purchase_ok', '=', True)]")
1451                 else:
1452                     node.set('domain', "[('sale_ok', '=', True)]")
1453             res['arch'] = etree.tostring(doc)
1454         return res
1455
1456     def product_id_change(self, cr, uid, ids, product, uom_id, qty=0, name='', type='out_invoice', partner_id=False, fposition_id=False, price_unit=False, currency_id=False, context=None, company_id=None):
1457         if context is None:
1458             context = {}
1459         company_id = company_id if company_id != None else context.get('company_id',False)
1460         context = dict(context)
1461         context.update({'company_id': company_id, 'force_company': company_id})
1462         if not partner_id:
1463             raise osv.except_osv(_('No Partner Defined!'),_("You must first select a partner!") )
1464         if not product:
1465             if type in ('in_invoice', 'in_refund'):
1466                 return {'value': {}, 'domain':{'product_uom':[]}}
1467             else:
1468                 return {'value': {'price_unit': 0.0}, 'domain':{'product_uom':[]}}
1469         part = self.pool.get('res.partner').browse(cr, uid, partner_id, context=context)
1470         fpos_obj = self.pool.get('account.fiscal.position')
1471         fpos = fposition_id and fpos_obj.browse(cr, uid, fposition_id, context=context) or False
1472
1473         if part.lang:
1474             context.update({'lang': part.lang})
1475         result = {}
1476         res = self.pool.get('product.product').browse(cr, uid, product, context=context)
1477
1478         result['name'] = res.partner_ref
1479         if type in ('out_invoice','out_refund'):
1480             a = res.property_account_income.id
1481             if not a:
1482                 a = res.categ_id.property_account_income_categ.id
1483         else:
1484             a = res.property_account_expense.id
1485             if not a:
1486                 a = res.categ_id.property_account_expense_categ.id
1487         a = fpos_obj.map_account(cr, uid, fpos, a)
1488         if a:
1489             result['account_id'] = a
1490
1491         if type in ('out_invoice', 'out_refund'):
1492             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)
1493             if res.description_sale:
1494                 result['name'] += '\n'+res.description_sale
1495         else:
1496             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)
1497             if res.description_purchase:
1498                 result['name'] += '\n'+res.description_purchase
1499
1500         tax_id = fpos_obj.map_tax(cr, uid, fpos, taxes)
1501
1502         if type in ('in_invoice', 'in_refund'):
1503             result.update( {'price_unit': price_unit or res.standard_price,'invoice_line_tax_id': tax_id} )
1504         else:
1505             result.update({'price_unit': res.list_price, 'invoice_line_tax_id': tax_id})
1506
1507         result['uos_id'] = uom_id or res.uom_id.id
1508
1509         domain = {'uos_id':[('category_id','=',res.uom_id.category_id.id)]}
1510
1511         res_final = {'value':result, 'domain':domain}
1512
1513         if not company_id or not currency_id:
1514             return res_final
1515
1516         company = self.pool.get('res.company').browse(cr, uid, company_id, context=context)
1517         currency = self.pool.get('res.currency').browse(cr, uid, currency_id, context=context)
1518
1519         if company.currency_id.id != currency.id:
1520             if type in ('in_invoice', 'in_refund'):
1521                 res_final['value']['price_unit'] = res.standard_price
1522             new_price = res_final['value']['price_unit'] * currency.rate
1523             res_final['value']['price_unit'] = new_price
1524
1525         if result['uos_id'] and result['uos_id'] != res.uom_id.id:
1526             new_price = self.pool.get('product.uom')._compute_price(cr, uid, res.uom_id.id, res_final['value']['price_unit'], result['uos_id'])
1527             res_final['value']['price_unit'] = new_price
1528         return res_final
1529
1530     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, currency_id=False, context=None, company_id=None):
1531         if context is None:
1532             context = {}
1533         company_id = company_id if company_id != None else context.get('company_id',False)
1534         context = dict(context)
1535         context.update({'company_id': company_id})
1536         warning = {}
1537         res = self.product_id_change(cr, uid, ids, product, uom, qty, name, type, partner_id, fposition_id, price_unit, currency_id, context=context, company_id=company_id)
1538         if not uom:
1539             res['value']['price_unit'] = 0.0
1540         if product and uom:
1541             prod = self.pool.get('product.product').browse(cr, uid, product, context=context)
1542             prod_uom = self.pool.get('product.uom').browse(cr, uid, uom, context=context)
1543             if prod.uom_id.category_id.id != prod_uom.category_id.id:
1544                 warning = {
1545                     'title': _('Warning!'),
1546                     'message': _('The selected unit of measure is not compatible with the unit of measure of the product.')
1547                 }
1548                 res['value'].update({'uos_id': prod.uom_id.id})
1549             return {'value': res['value'], 'warning': warning}
1550         return res
1551
1552     def move_line_get(self, cr, uid, invoice_id, context=None):
1553         res = []
1554         tax_obj = self.pool.get('account.tax')
1555         cur_obj = self.pool.get('res.currency')
1556         if context is None:
1557             context = {}
1558         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1559         company_currency = self.pool['res.company'].browse(cr, uid, inv.company_id.id).currency_id.id
1560         for line in inv.invoice_line:
1561             mres = self.move_line_get_item(cr, uid, line, context)
1562             if not mres:
1563                 continue
1564             res.append(mres)
1565             tax_code_found= False
1566             for tax in tax_obj.compute_all(cr, uid, line.invoice_line_tax_id,
1567                     (line.price_unit * (1.0 - (line['discount'] or 0.0) / 100.0)),
1568                     line.quantity, line.product_id,
1569                     inv.partner_id)['taxes']:
1570
1571                 if inv.type in ('out_invoice', 'in_invoice'):
1572                     tax_code_id = tax['base_code_id']
1573                     tax_amount = line.price_subtotal * tax['base_sign']
1574                 else:
1575                     tax_code_id = tax['ref_base_code_id']
1576                     tax_amount = line.price_subtotal * tax['ref_base_sign']
1577
1578                 if tax_code_found:
1579                     if not tax_code_id:
1580                         continue
1581                     res.append(self.move_line_get_item(cr, uid, line, context))
1582                     res[-1]['price'] = 0.0
1583                     res[-1]['account_analytic_id'] = False
1584                 elif not tax_code_id:
1585                     continue
1586                 tax_code_found = True
1587
1588                 res[-1]['tax_code_id'] = tax_code_id
1589                 res[-1]['tax_amount'] = cur_obj.compute(cr, uid, inv.currency_id.id, company_currency, tax_amount, context={'date': inv.date_invoice})
1590         return res
1591
1592     def move_line_get_item(self, cr, uid, line, context=None):
1593         return {
1594             'type':'src',
1595             'name': line.name.split('\n')[0][:64],
1596             'price_unit':line.price_unit,
1597             'quantity':line.quantity,
1598             'price':line.price_subtotal,
1599             'account_id':line.account_id.id,
1600             'product_id':line.product_id.id,
1601             'uos_id':line.uos_id.id,
1602             'account_analytic_id':line.account_analytic_id.id,
1603             'taxes':line.invoice_line_tax_id,
1604         }
1605     #
1606     # Set the tax field according to the account and the fiscal position
1607     #
1608     def onchange_account_id(self, cr, uid, ids, product_id, partner_id, inv_type, fposition_id, account_id):
1609         if not account_id:
1610             return {}
1611         unique_tax_ids = []
1612         fpos = fposition_id and self.pool.get('account.fiscal.position').browse(cr, uid, fposition_id) or False
1613         account = self.pool.get('account.account').browse(cr, uid, account_id)
1614         if not product_id:
1615             taxes = account.tax_ids
1616             unique_tax_ids = self.pool.get('account.fiscal.position').map_tax(cr, uid, fpos, taxes)
1617         else:
1618             product_change_result = self.product_id_change(cr, uid, ids, product_id, False, type=inv_type,
1619                 partner_id=partner_id, fposition_id=fposition_id,
1620                 company_id=account.company_id.id)
1621             if product_change_result and 'value' in product_change_result and 'invoice_line_tax_id' in product_change_result['value']:
1622                 unique_tax_ids = product_change_result['value']['invoice_line_tax_id']
1623         return {'value':{'invoice_line_tax_id': unique_tax_ids}}
1624
1625
1626 class account_invoice_tax(osv.osv):
1627     _name = "account.invoice.tax"
1628     _description = "Invoice Tax"
1629
1630     def _count_factor(self, cr, uid, ids, name, args, context=None):
1631         res = {}
1632         for invoice_tax in self.browse(cr, uid, ids, context=context):
1633             res[invoice_tax.id] = {
1634                 'factor_base': 1.0,
1635                 'factor_tax': 1.0,
1636             }
1637             if invoice_tax.amount <> 0.0:
1638                 factor_tax = invoice_tax.tax_amount / invoice_tax.amount
1639                 res[invoice_tax.id]['factor_tax'] = factor_tax
1640
1641             if invoice_tax.base <> 0.0:
1642                 factor_base = invoice_tax.base_amount / invoice_tax.base
1643                 res[invoice_tax.id]['factor_base'] = factor_base
1644
1645         return res
1646
1647     _columns = {
1648         'invoice_id': fields.many2one('account.invoice', 'Invoice Line', ondelete='cascade', select=True),
1649         'name': fields.char('Tax Description', size=64, required=True),
1650         'account_id': fields.many2one('account.account', 'Tax Account', required=True, domain=[('type','<>','view'),('type','<>','income'), ('type', '<>', 'closed')]),
1651         'account_analytic_id': fields.many2one('account.analytic.account', 'Analytic account'),
1652         'base': fields.float('Base', digits_compute=dp.get_precision('Account')),
1653         'amount': fields.float('Amount', digits_compute=dp.get_precision('Account')),
1654         'manual': fields.boolean('Manual'),
1655         'sequence': fields.integer('Sequence', help="Gives the sequence order when displaying a list of invoice tax."),
1656         'base_code_id': fields.many2one('account.tax.code', 'Base Code', help="The account basis of the tax declaration."),
1657         'base_amount': fields.float('Base Code Amount', digits_compute=dp.get_precision('Account')),
1658         'tax_code_id': fields.many2one('account.tax.code', 'Tax Code', help="The tax basis of the tax declaration."),
1659         'tax_amount': fields.float('Tax Code Amount', digits_compute=dp.get_precision('Account')),
1660         'company_id': fields.related('account_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, readonly=True),
1661         'factor_base': fields.function(_count_factor, string='Multipication factor for Base code', type='float', multi="all"),
1662         'factor_tax': fields.function(_count_factor, string='Multipication factor Tax code', type='float', multi="all")
1663     }
1664
1665     def base_change(self, cr, uid, ids, base, currency_id=False, company_id=False, date_invoice=False):
1666         cur_obj = self.pool.get('res.currency')
1667         company_obj = self.pool.get('res.company')
1668         company_currency = False
1669         factor = 1
1670         if ids:
1671             factor = self.read(cr, uid, ids[0], ['factor_base'])['factor_base']
1672         if company_id:
1673             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1674         if currency_id and company_currency:
1675             base = cur_obj.compute(cr, uid, currency_id, company_currency, base*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1676         return {'value': {'base_amount':base}}
1677
1678     def amount_change(self, cr, uid, ids, amount, currency_id=False, company_id=False, date_invoice=False):
1679         cur_obj = self.pool.get('res.currency')
1680         company_obj = self.pool.get('res.company')
1681         company_currency = False
1682         factor = 1
1683         if ids:
1684             factor = self.read(cr, uid, ids[0], ['factor_tax'])['factor_tax']
1685         if company_id:
1686             company_currency = company_obj.read(cr, uid, [company_id], ['currency_id'])[0]['currency_id'][0]
1687         if currency_id and company_currency:
1688             amount = cur_obj.compute(cr, uid, currency_id, company_currency, amount*factor, context={'date': date_invoice or time.strftime('%Y-%m-%d')}, round=False)
1689         return {'value': {'tax_amount': amount}}
1690
1691     _order = 'sequence'
1692     _defaults = {
1693         'manual': 1,
1694         'base_amount': 0.0,
1695         'tax_amount': 0.0,
1696     }
1697     def compute(self, cr, uid, invoice_id, context=None):
1698         tax_grouped = {}
1699         tax_obj = self.pool.get('account.tax')
1700         cur_obj = self.pool.get('res.currency')
1701         inv = self.pool.get('account.invoice').browse(cr, uid, invoice_id, context=context)
1702         cur = inv.currency_id
1703         company_currency = self.pool['res.company'].browse(cr, uid, inv.company_id.id).currency_id.id
1704         for line in inv.invoice_line:
1705             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, line.product_id, inv.partner_id)['taxes']:
1706                 val={}
1707                 val['invoice_id'] = inv.id
1708                 val['name'] = tax['name']
1709                 val['amount'] = tax['amount']
1710                 val['manual'] = False
1711                 val['sequence'] = tax['sequence']
1712                 val['base'] = cur_obj.round(cr, uid, cur, tax['price_unit'] * line['quantity'])
1713
1714                 if inv.type in ('out_invoice','in_invoice'):
1715                     val['base_code_id'] = tax['base_code_id']
1716                     val['tax_code_id'] = tax['tax_code_id']
1717                     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)
1718                     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)
1719                     val['account_id'] = tax['account_collected_id'] or line.account_id.id
1720                     val['account_analytic_id'] = tax['account_analytic_collected_id']
1721                 else:
1722                     val['base_code_id'] = tax['ref_base_code_id']
1723                     val['tax_code_id'] = tax['ref_tax_code_id']
1724                     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)
1725                     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)
1726                     val['account_id'] = tax['account_paid_id'] or line.account_id.id
1727                     val['account_analytic_id'] = tax['account_analytic_paid_id']
1728
1729                 key = (val['tax_code_id'], val['base_code_id'], val['account_id'], val['account_analytic_id'])
1730                 if not key in tax_grouped:
1731                     tax_grouped[key] = val
1732                 else:
1733                     tax_grouped[key]['amount'] += val['amount']
1734                     tax_grouped[key]['base'] += val['base']
1735                     tax_grouped[key]['base_amount'] += val['base_amount']
1736                     tax_grouped[key]['tax_amount'] += val['tax_amount']
1737
1738         for t in tax_grouped.values():
1739             t['base'] = cur_obj.round(cr, uid, cur, t['base'])
1740             t['amount'] = cur_obj.round(cr, uid, cur, t['amount'])
1741             t['base_amount'] = cur_obj.round(cr, uid, cur, t['base_amount'])
1742             t['tax_amount'] = cur_obj.round(cr, uid, cur, t['tax_amount'])
1743         return tax_grouped
1744
1745     def move_line_get(self, cr, uid, invoice_id):
1746         res = []
1747         cr.execute('SELECT * FROM account_invoice_tax WHERE invoice_id=%s', (invoice_id,))
1748         for t in cr.dictfetchall():
1749             if not t['amount'] \
1750                     and not t['tax_code_id'] \
1751                     and not t['tax_amount']:
1752                 continue
1753             res.append({
1754                 'type':'tax',
1755                 'name':t['name'],
1756                 'price_unit': t['amount'],
1757                 'quantity': 1,
1758                 'price': t['amount'] or 0.0,
1759                 'account_id': t['account_id'],
1760                 'tax_code_id': t['tax_code_id'],
1761                 'tax_amount': t['tax_amount'],
1762                 'account_analytic_id': t['account_analytic_id'],
1763             })
1764         return res
1765
1766
1767 class res_partner(osv.osv):
1768     """ Inherits partner and adds invoice information in the partner form """
1769     _inherit = 'res.partner'
1770     _columns = {
1771         'invoice_ids': fields.one2many('account.invoice', 'partner_id', 'Invoices', readonly=True),
1772     }
1773
1774     def _find_accounting_partner(self, partner):
1775         '''
1776         Find the partner for which the accounting entries will be created
1777         '''
1778         return partner.commercial_partner_id
1779
1780     def copy(self, cr, uid, id, default=None, context=None):
1781         default = default or {}
1782         default.update({'invoice_ids' : []})
1783         return super(res_partner, self).copy(cr, uid, id, default, context)
1784
1785
1786 class mail_compose_message(osv.Model):
1787     _inherit = 'mail.compose.message'
1788
1789     def send_mail(self, cr, uid, ids, context=None):
1790         context = context or {}
1791         if context.get('default_model') == 'account.invoice' and context.get('default_res_id') and context.get('mark_invoice_as_sent'):
1792             context = dict(context, mail_post_autofollow=True)
1793             self.pool.get('account.invoice').write(cr, uid, [context['default_res_id']], {'sent': True}, context=context)
1794             self.pool.get('account.invoice').message_post(cr, uid, [context['default_res_id']], body=_("Invoice sent"), context=context)
1795         return super(mail_compose_message, self).send_mail(cr, uid, ids, context=context)
1796
1797 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: