addons/account_voucher/account_voucher.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
  25 import netsvc
  26 from osv import osv, fields
  27 import decimal_precision as dp
  28 from tools.translate import _
  29
  30
  31 class account_voucher(osv.osv):
  32
  33     def _get_type(self, cr, uid, context=None):
  34         if context is None:
  35             context = {}
  36         return context.get('type', False)
  37
  38     def _get_period(self, cr, uid, context=None):
  39         if context is None: context = {}
  40         if context.get('period_id', False):
  41             return context.get('period_id')
  42         if context.get('invoice_id', False):
  43             company_id = self.pool.get('account.invoice').browse(cr, uid, context['invoice_id'], context=context).company_id.id
  44             context.update({'company_id': company_id})
  45         periods = self.pool.get('account.period').find(cr, uid, context=context)
  46         return periods and periods[0] or False
  47
  48     def _get_journal(self, cr, uid, context=None):
  49         if context is None: context = {}
  50         journal_pool = self.pool.get('account.journal')
  51         invoice_pool = self.pool.get('account.invoice')
  52         if context.get('invoice_id', False):
  53             currency_id = invoice_pool.browse(cr, uid, context['invoice_id'], context=context).currency_id.id
  54             journal_id = journal_pool.search(cr, uid, [('currency', '=', currency_id)], limit=1)
  55             return journal_id and journal_id[0] or False
  56         if context.get('journal_id', False):
  57             return context.get('journal_id')
  58         if not context.get('journal_id', False) and context.get('search_default_journal_id', False):
  59             return context.get('search_default_journal_id')
  60
  61         ttype = context.get('type', 'bank')
  62         if ttype in ('payment', 'receipt'):
  63             ttype = 'bank'
  64         res = journal_pool.search(cr, uid, [('type', '=', ttype)], limit=1)
  65         return res and res[0] or False
  66
  67     def _get_tax(self, cr, uid, context=None):
  68         if context is None: context = {}
  69         journal_pool = self.pool.get('account.journal')
  70         journal_id = context.get('journal_id', False)
  71         if not journal_id:
  72             ttype = context.get('type', 'bank')
  73             res = journal_pool.search(cr, uid, [('type', '=', ttype)], limit=1)
  74             if not res:
  75                 return False
  76             journal_id = res[0]
  77
  78         if not journal_id:
  79             return False
  80         journal = journal_pool.browse(cr, uid, journal_id, context=context)
  81         account_id = journal.default_credit_account_id or journal.default_debit_account_id
  82         if account_id and account_id.tax_ids:
  83             tax_id = account_id.tax_ids[0].id
  84             return tax_id
  85         return False
  86
  87     def _get_currency(self, cr, uid, context=None):
  88         if context is None: context = {}
  89         journal_pool = self.pool.get('account.journal')
  90         journal_id = context.get('journal_id', False)
  91         if journal_id:
  92             journal = journal_pool.browse(cr, uid, journal_id, context=context)
  93 #            currency_id = journal.company_id.currency_id.id
  94             if journal.currency:
  95                 return journal.currency.id
  96         return False
  97
  98     def _get_partner(self, cr, uid, context=None):
  99         if context is None: context = {}
 100         return context.get('partner_id', False)
 101
 102     def _get_reference(self, cr, uid, context=None):
 103         if context is None: context = {}
 104         return context.get('reference', False)
 105
 106     def _get_narration(self, cr, uid, context=None):
 107         if context is None: context = {}
 108         return context.get('narration', False)
 109
 110     def _get_amount(self, cr, uid, context=None):
 111         if context is None:
 112             context= {}
 113         return context.get('amount', 0.0)
 114
 115     def name_get(self, cr, uid, ids, context=None):
 116         if not ids:
 117             return []
 118         if context is None: context = {}
 119         return [(r['id'], (str("%.2f" % r['amount']) or '')) for r in self.read(cr, uid, ids, ['amount'], context, load='_classic_write')]
 120
 121     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 122         mod_obj = self.pool.get('ir.model.data')
 123         if context is None: context = {}
 124
 125         def get_res_id(view_type, condition):
 126             result = False
 127             if view_type == 'tree':
 128                 result = mod_obj.get_object_reference(cr, uid, 'account_voucher', 'view_voucher_tree')
 129             elif view_type == 'form':
 130                 if condition:
 131                     result = mod_obj.get_object_reference(cr, uid, 'account_voucher', 'view_vendor_receipt_form')
 132                 else:
 133                     result = mod_obj.get_object_reference(cr, uid, 'account_voucher', 'view_vendor_payment_form')
 134             return result and result[1] or False
 135
 136         if not view_id and context.get('invoice_type', False):
 137             view_id = get_res_id(view_type,context.get('invoice_type', False) in ('out_invoice', 'out_refund'))
 138
 139         if not view_id and context.get('line_type', False):
 140             view_id = get_res_id(view_type,context.get('line_type', False) == 'customer')
 141
 142         res = super(account_voucher, self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 143         doc = etree.XML(res['arch'])
 144         nodes = doc.xpath("//field[@name='partner_id']")
 145         if context.get('type', 'sale') in ('purchase', 'payment'):
 146             for node in nodes:
 147                 node.set('domain', "[('supplier', '=', True)]")
 148             res['arch'] = etree.tostring(doc)
 149         return res
 150
 151     def _compute_writeoff_amount(self, cr, uid, line_dr_ids, line_cr_ids, amount):
 152         debit = credit = 0.0
 153         for l in line_dr_ids:
 154             debit += l['amount']
 155         for l in line_cr_ids:
 156             credit += l['amount']
 157         return abs(amount - abs(credit - debit))
 158
 159     def onchange_line_ids(self, cr, uid, ids, line_dr_ids, line_cr_ids, amount):
 160         if not line_dr_ids and not line_cr_ids:
 161             return {'value':{}}
 162         line_dr_ids = [x[2] for x in line_dr_ids]
 163         line_cr_ids = [x[2] for x in line_cr_ids]
 164         return {'value': {'writeoff_amount': self._compute_writeoff_amount(cr, uid, line_dr_ids, line_cr_ids, amount)}}
 165
 166     def _get_writeoff_amount(self, cr, uid, ids, name, args, context=None):
 167         if not ids: return {}
 168         res = {}
 169         debit = credit = 0.0
 170         for voucher in self.browse(cr, uid, ids, context=context):
 171             for l in voucher.line_dr_ids:
 172                 debit += l.amount
 173             for l in voucher.line_cr_ids:
 174                 credit += l.amount
 175             res[voucher.id] =  abs(voucher.amount - abs(credit - debit))
 176         return res
 177
 178     _name = 'account.voucher'
 179     _description = 'Accounting Voucher'
 180     _order = "date desc, id desc"
 181 #    _rec_name = 'number'
 182     _columns = {
 183         'type':fields.selection([
 184             ('sale','Sale'),
 185             ('purchase','Purchase'),
 186             ('payment','Payment'),
 187             ('receipt','Receipt'),
 188         ],'Default Type', readonly=True, states={'draft':[('readonly',False)]}),
 189         'name':fields.char('Memo', size=256, readonly=True, states={'draft':[('readonly',False)]}),
 190         'date':fields.date('Date', readonly=True, select=True, states={'draft':[('readonly',False)]}, help="Effective date for accounting entries"),
 191         'journal_id':fields.many2one('account.journal', 'Journal', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 192         'account_id':fields.many2one('account.account', 'Account', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 193         'line_ids':fields.one2many('account.voucher.line','voucher_id','Voucher Lines', readonly=True, states={'draft':[('readonly',False)]}),
 194         'line_cr_ids':fields.one2many('account.voucher.line','voucher_id','Credits',
 195             domain=[('type','=','cr')], context={'default_type':'cr'}, readonly=True, states={'draft':[('readonly',False)]}),
 196         'line_dr_ids':fields.one2many('account.voucher.line','voucher_id','Debits',
 197             domain=[('type','=','dr')], context={'default_type':'dr'}, readonly=True, states={'draft':[('readonly',False)]}),
 198         'period_id': fields.many2one('account.period', 'Period', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 199         'narration':fields.text('Notes', readonly=True, states={'draft':[('readonly',False)]}),
 200         'currency_id':fields.many2one('res.currency', 'Currency', readonly=True, states={'draft':[('readonly',False)]}),
 201 #        'currency_id': fields.related('journal_id','currency', type='many2one', relation='res.currency', string='Currency', store=True, readonly=True, states={'draft':[('readonly',False)]}),
 202         'company_id': fields.many2one('res.company', 'Company', required=True, readonly=True, states={'draft':[('readonly',False)]}),
 203         'state':fields.selection(
 204             [('draft','Draft'),
 205              ('proforma','Pro-forma'),
 206              ('posted','Posted'),
 207              ('cancel','Cancelled')
 208             ], 'State', readonly=True, size=32,
 209             help=' * The \'Draft\' state is used when a user is encoding a new and unconfirmed Voucher. \
 210                         \n* The \'Pro-forma\' when voucher is in Pro-forma state,voucher does not have an voucher number. \
 211                         \n* The \'Posted\' state is used when user create voucher,a voucher number is generated and voucher entries are created in account \
 212                         \n* The \'Cancelled\' state is used when user cancel voucher.'),
 213         'amount': fields.float('Total', digits_compute=dp.get_precision('Account'), required=True, readonly=True, states={'draft':[('readonly',False)]}),
 214         'tax_amount':fields.float('Tax Amount', digits_compute=dp.get_precision('Account'), readonly=True, states={'draft':[('readonly',False)]}),
 215         'reference': fields.char('Ref #', size=64, readonly=True, states={'draft':[('readonly',False)]}, help="Transaction reference number."),
 216         'number': fields.char('Number', size=32, readonly=True,),
 217         'move_id':fields.many2one('account.move', 'Account Entry'),
 218         'move_ids': fields.related('move_id','line_id', type='one2many', relation='account.move.line', string='Journal Items', readonly=True),
 219         'partner_id':fields.many2one('res.partner', 'Partner', change_default=1, readonly=True, states={'draft':[('readonly',False)]}),
 220         'audit': fields.related('move_id','to_check', type='boolean', relation='account.move', string='Audit Complete ?'),
 221         'pay_now':fields.selection([
 222             ('pay_now','Pay Directly'),
 223             ('pay_later','Pay Later or Group Funds'),
 224         ],'Payment', select=True, readonly=True, states={'draft':[('readonly',False)]}),
 225         'tax_id':fields.many2one('account.tax', 'Tax', readonly=True, states={'draft':[('readonly',False)]}),
 226         'pre_line':fields.boolean('Previous Payments ?', required=False),
 227         'date_due': fields.date('Due Date', readonly=True, select=True, states={'draft':[('readonly',False)]}),
 228         'payment_option':fields.selection([
 229                                            ('without_writeoff', 'Keep Open'),
 230                                            ('with_writeoff', 'Reconcile with Write-Off'),
 231                                            ], 'Payment Difference', required=True, readonly=True, states={'draft': [('readonly', False)]}),
 232         'writeoff_acc_id': fields.many2one('account.account', 'Write-Off account', readonly=True, states={'draft': [('readonly', False)]}),
 233         'comment': fields.char('Write-Off Comment', size=64, required=True, readonly=True, states={'draft': [('readonly', False)]}),
 234         'analytic_id': fields.many2one('account.analytic.account','Write-Off Analytic Account', readonly=True, states={'draft': [('readonly', False)]}),
 235         'writeoff_amount': fields.function(_get_writeoff_amount, method=True, string='Write-Off Amount', type='float', readonly=True),
 236     }
 237     _defaults = {
 238         'period_id': _get_period,
 239         'partner_id': _get_partner,
 240         'journal_id':_get_journal,
 241         'currency_id': _get_currency,
 242         'reference': _get_reference,
 243         'narration':_get_narration,
 244         'amount': _get_amount,
 245         'type':_get_type,
 246         'state': 'draft',
 247         'pay_now': 'pay_later',
 248         'name': '',
 249         'date': lambda *a: time.strftime('%Y-%m-%d'),
 250         'company_id': lambda self,cr,uid,c: self.pool.get('res.company')._company_default_get(cr, uid, 'account.voucher',context=c),
 251         'tax_id': _get_tax,
 252         'payment_option': 'without_writeoff',
 253         'comment': _('Write-Off'),
 254     }
 255
 256     def compute_tax(self, cr, uid, ids, context=None):
 257         tax_pool = self.pool.get('account.tax')
 258         partner_pool = self.pool.get('res.partner')
 259         position_pool = self.pool.get('account.fiscal.position')
 260         voucher_line_pool = self.pool.get('account.voucher.line')
 261         voucher_pool = self.pool.get('account.voucher')
 262         if context is None: context = {}
 263
 264         for voucher in voucher_pool.browse(cr, uid, ids, context=context):
 265             voucher_amount = 0.0
 266             for line in voucher.line_ids:
 267                 voucher_amount += line.untax_amount or line.amount
 268                 line.amount = line.untax_amount or line.amount
 269                 voucher_line_pool.write(cr, uid, [line.id], {'amount':line.amount, 'untax_amount':line.untax_amount})
 270
 271             if not voucher.tax_id:
 272                 self.write(cr, uid, [voucher.id], {'amount':voucher_amount, 'tax_amount':0.0})
 273                 continue
 274
 275             tax = [tax_pool.browse(cr, uid, voucher.tax_id.id, context=context)]
 276             partner = partner_pool.browse(cr, uid, voucher.partner_id.id, context=context) or False
 277             taxes = position_pool.map_tax(cr, uid, partner and partner.property_account_position or False, tax)
 278             tax = tax_pool.browse(cr, uid, taxes, context=context)
 279
 280             total = voucher_amount
 281             total_tax = 0.0
 282
 283             if not tax[0].price_include:
 284                 for tax_line in tax_pool.compute_all(cr, uid, tax, voucher_amount, 1).get('taxes', []):
 285                     total_tax += tax_line.get('amount', 0.0)
 286                 total += total_tax
 287             else:
 288                 for line in voucher.line_ids:
 289                     line_total = 0.0
 290                     line_tax = 0.0
 291
 292                     for tax_line in tax_pool.compute_all(cr, uid, tax, line.untax_amount or line.amount, 1).get('taxes', []):
 293                         line_tax += tax_line.get('amount', 0.0)
 294                         line_total += tax_line.get('price_unit')
 295                     total_tax += line_tax
 296                     untax_amount = line.untax_amount or line.amount
 297                     voucher_line_pool.write(cr, uid, [line.id], {'amount':line_total, 'untax_amount':untax_amount})
 298
 299             self.write(cr, uid, [voucher.id], {'amount':total, 'tax_amount':total_tax})
 300         return True
 301
 302     def onchange_price(self, cr, uid, ids, line_ids, tax_id, partner_id=False, context=None):
 303         tax_pool = self.pool.get('account.tax')
 304         partner_pool = self.pool.get('res.partner')
 305         position_pool = self.pool.get('account.fiscal.position')
 306         res = {
 307             'tax_amount': False,
 308             'amount': False,
 309         }
 310         voucher_total = 0.0
 311         voucher_line_ids = []
 312
 313         total = 0.0
 314         total_tax = 0.0
 315         for line in line_ids:
 316             line_amount = 0.0
 317             line_amount = line[2] and line[2].get('amount',0.0) or 0.0
 318             voucher_line_ids += [line[1]]
 319             voucher_total += line_amount
 320
 321         total = voucher_total
 322         total_tax = 0.0
 323         if tax_id:
 324             tax = [tax_pool.browse(cr, uid, tax_id, context=context)]
 325             if partner_id:
 326                 partner = partner_pool.browse(cr, uid, partner_id, context=context) or False
 327                 taxes = position_pool.map_tax(cr, uid, partner and partner.property_account_position or False, tax)
 328                 tax = tax_pool.browse(cr, uid, taxes, context=context)
 329
 330             if not tax[0].price_include:
 331                 for tax_line in tax_pool.compute_all(cr, uid, tax, voucher_total, 1).get('taxes', []):
 332                     total_tax += tax_line.get('amount')
 333                 total += total_tax
 334
 335         res.update({
 336             'amount':total or voucher_total,
 337             'tax_amount':total_tax
 338         })
 339         return {
 340             'value':res
 341         }
 342
 343     def onchange_term_id(self, cr, uid, ids, term_id, amount):
 344         term_pool = self.pool.get('account.payment.term')
 345         terms = False
 346         due_date = False
 347         default = {'date_due':False}
 348         if term_id and amount:
 349             terms = term_pool.compute(cr, uid, term_id, amount)
 350         if terms:
 351             due_date = terms[-1][0]
 352             default.update({
 353                 'date_due':due_date
 354             })
 355         return {'value':default}
 356
 357     def onchange_journal_voucher(self, cr, uid, ids, line_ids=False, tax_id=False, price=0.0, partner_id=False, journal_id=False, ttype=False, context=None):
 358         """price
 359         Returns a dict that contains new values and context
 360
 361         @param partner_id: latest value from user input for field partner_id
 362         @param args: other arguments
 363         @param context: context arguments, like lang, time zone
 364
 365         @return: Returns a dict which contains new values, and context
 366         """
 367         default = {
 368             'value':{},
 369         }
 370
 371         if not partner_id or not journal_id:
 372             return default
 373
 374         partner_pool = self.pool.get('res.partner')
 375         journal_pool = self.pool.get('account.journal')
 376
 377         journal = journal_pool.browse(cr, uid, journal_id, context=context)
 378         partner = partner_pool.browse(cr, uid, partner_id, context=context)
 379         account_id = False
 380         tr_type = False
 381         if journal.type in ('sale','sale_refund'):
 382             account_id = partner.property_account_receivable.id
 383             tr_type = 'sale'
 384         elif journal.type in ('purchase', 'purchase_refund','expense'):
 385             account_id = partner.property_account_payable.id
 386             tr_type = 'purchase'
 387         else:
 388             account_id = journal.default_credit_account_id.id or journal.default_debit_account_id.id
 389             tr_type = 'receipt'
 390
 391         default['value']['account_id'] = account_id
 392         default['value']['type'] = ttype or tr_type
 393
 394         vals = self.onchange_journal(cr, uid, ids, journal_id, line_ids, tax_id, partner_id, context)
 395         default['value'].update(vals.get('value'))
 396
 397         return default
 398
 399     def onchange_partner_id(self, cr, uid, ids, partner_id, journal_id, price, currency_id, ttype, date, context=None):
 400         """price
 401         Returns a dict that contains new values and context
 402
 403         @param partner_id: latest value from user input for field partner_id
 404         @param args: other arguments
 405         @param context: context arguments, like lang, time zone
 406
 407         @return: Returns a dict which contains new values, and context
 408         """
 409         if context is None:
 410             context = {}
 411         if not journal_id:
 412             return {}
 413         context_multi_currency = context.copy()
 414         if date:
 415             context_multi_currency.update({'date': date})
 416
 417         line_pool = self.pool.get('account.voucher.line')
 418         line_ids = ids and line_pool.search(cr, uid, [('voucher_id', '=', ids[0])]) or False
 419         if line_ids:
 420             line_pool.unlink(cr, uid, line_ids)
 421
 422         currency_pool = self.pool.get('res.currency')
 423         move_line_pool = self.pool.get('account.move.line')
 424         partner_pool = self.pool.get('res.partner')
 425         journal_pool = self.pool.get('account.journal')
 426
 427         vals = self.onchange_journal(cr, uid, ids, journal_id, [], False, partner_id, context)
 428         vals = vals.get('value')
 429         currency_id = vals.get('currency_id', currency_id)
 430         default = {
 431             'value':{'line_ids':[], 'line_dr_ids':[], 'line_cr_ids':[], 'pre_line': False, 'currency_id':currency_id},
 432         }
 433
 434         if not partner_id:
 435             return default
 436
 437         if not partner_id and ids:
 438             line_ids = line_pool.search(cr, uid, [('voucher_id', '=', ids[0])])
 439             if line_ids:
 440                 line_pool.unlink(cr, uid, line_ids)
 441             return default
 442
 443         journal = journal_pool.browse(cr, uid, journal_id, context=context)
 444         partner = partner_pool.browse(cr, uid, partner_id, context=context)
 445         account_id = False
 446         if journal.type in ('sale','sale_refund'):
 447             account_id = partner.property_account_receivable.id
 448         elif journal.type in ('purchase', 'purchase_refund','expense'):
 449             account_id = partner.property_account_payable.id
 450         else:
 451             account_id = journal.default_credit_account_id.id or journal.default_debit_account_id.id
 452
 453         default['value']['account_id'] = account_id
 454
 455         if journal.type not in ('cash', 'bank'):
 456             return default
 457
 458         total_credit = 0.0
 459         total_debit = 0.0
 460         account_type = 'receivable'
 461         if ttype == 'payment':
 462             account_type = 'payable'
 463             total_debit = price or 0.0
 464         else:
 465             total_credit = price or 0.0
 466             account_type = 'receivable'
 467
 468         if not context.get('move_line_ids', False):
 469             domain = [('state','=','valid'), ('account_id.type', '=', account_type), ('reconcile_id', '=', False), ('partner_id', '=', partner_id)]
 470             ids = move_line_pool.search(cr, uid, domain, context=context)
 471         else:
 472             ids = context['move_line_ids']
 473         ids.reverse()
 474         moves = move_line_pool.browse(cr, uid, ids, context=context)
 475         move_line_found = False
 476         invoice_id = context.get('invoice_id', False)
 477         company_currency = journal.company_id.currency_id.id
 478         if company_currency != currency_id and ttype == 'payment':
 479             total_debit = currency_pool.compute(cr, uid, currency_id, company_currency, total_debit, context=context_multi_currency)
 480         elif company_currency != currency_id and ttype == 'receipt':
 481             total_credit = currency_pool.compute(cr, uid, currency_id, company_currency, total_credit, context=context_multi_currency)
 482
 483         for line in moves:
 484             if line.reconcile_partial_id and line.amount_residual_currency < 0:
 485                 # skip line that are totally used within partial reconcile
 486                 continue
 487             if invoice_id:
 488                 if line.invoice.id == invoice_id:
 489                     #if the invoice linked to the voucher line is equal to the invoice_id in context
 490                     #then we assign the amount on that line, whatever the other voucher lines
 491                     move_line_found = line.id
 492                     break
 493             elif currency_id == company_currency:
 494                 #otherwise treatments is the same but with other field names
 495                 if line.amount_residual == price:
 496                     #if the amount residual is equal the amount voucher, we assign it to that voucher
 497                     #line, whatever the other voucher lines
 498                     move_line_found = line.id
 499                     break
 500                 #otherwise we will split the voucher amount on each line (by most old first)
 501                 total_credit += line.credit or 0.0
 502                 total_debit += line.debit or 0.0
 503             elif currency_id == line.currency_id.id:
 504                 if line.amount_residual_currency == price:
 505                     move_line_found = line.id
 506                     break
 507                 total_credit += line.credit and line.amount_currency or 0.0
 508                 total_debit += line.debit and line.amount_currency or 0.0
 509         for line in moves:
 510             if line.reconcile_partial_id and line.amount_residual_currency < 0:
 511                 # skip line that are totally used within partial reconcile
 512                 continue
 513             original_amount = line.credit or line.debit or 0.0
 514             amount_unreconciled = currency_pool.compute(cr, uid, line.currency_id and line.currency_id.id or company_currency, currency_id, abs(line.amount_residual_currency), context=context_multi_currency)
 515             line_currency_id = line.currency_id and line.currency_id.id or company_currency
 516             rs = {
 517                 'name':line.move_id.name,
 518                 'type': line.credit and 'dr' or 'cr',
 519                 'move_line_id':line.id,
 520                 'account_id':line.account_id.id,
 521                 'amount': (move_line_found == line.id) and min(price, amount_unreconciled) or 0.0,
 522                 'amount_original': currency_pool.compute(cr, uid, line.currency_id and line.currency_id.id or company_currency, currency_id, line.currency_id and abs(line.amount_currency) or original_amount, context=context_multi_currency),
 523                 'date_original':line.date,
 524                 'date_due':line.date_maturity,
 525                 'amount_unreconciled': amount_unreconciled,
 526                 'currency_id': line_currency_id,
 527             }
 528             if not move_line_found:
 529                 if currency_id == line_currency_id:
 530                     if line.credit:
 531                         amount = min(amount_unreconciled, abs(total_debit))
 532                         rs['amount'] = amount
 533                         total_debit -= amount
 534                     else:
 535                         amount = min(amount_unreconciled, abs(total_credit))
 536                         rs['amount'] = amount
 537                         total_credit -= amount
 538
 539             default['value']['line_ids'].append(rs)
 540             if rs['type'] == 'cr':
 541                 default['value']['line_cr_ids'].append(rs)
 542             else:
 543                 default['value']['line_dr_ids'].append(rs)
 544
 545             if ttype == 'payment' and len(default['value']['line_cr_ids']) > 0:
 546                 default['value']['pre_line'] = 1
 547             elif ttype == 'receipt' and len(default['value']['line_dr_ids']) > 0:
 548                 default['value']['pre_line'] = 1
 549             default['value']['writeoff_amount'] = self._compute_writeoff_amount(cr, uid, default['value']['line_dr_ids'], default['value']['line_cr_ids'], price)
 550
 551         return default
 552
 553     def onchange_date(self, cr, uid, ids, partner_id, journal_id, price, currency_id, ttype, date, context=None):
 554         """
 555         @param date: latest value from user input for field date
 556         @param args: other arguments
 557         @param context: context arguments, like lang, time zone
 558         @return: Returns a dict which contains new values, and context
 559         """
 560         if context is None: context = {}
 561         period_pool = self.pool.get('account.period')
 562         res = self.onchange_partner_id(cr, uid, ids, partner_id, journal_id, price, currency_id, ttype, date, context=context)
 563         if context.get('invoice_id', False):
 564             company_id = self.pool.get('account.invoice').browse(cr, uid, context['invoice_id'], context=context).company_id.id
 565             context.update({'company_id': company_id})
 566         pids = period_pool.find(cr, uid, date, context=context)
 567         if pids:
 568             if not 'value' in res:
 569                 res['value'] = {}
 570             res['value'].update({'period_id':pids[0]})
 571         return res
 572
 573     def onchange_journal(self, cr, uid, ids, journal_id, line_ids, tax_id, partner_id, context=None):
 574         if not journal_id:
 575             return False
 576         journal_pool = self.pool.get('account.journal')
 577         journal = journal_pool.browse(cr, uid, journal_id, context=context)
 578         account_id = journal.default_credit_account_id or journal.default_debit_account_id
 579         tax_id = False
 580         if account_id and account_id.tax_ids:
 581             tax_id = account_id.tax_ids[0].id
 582
 583         vals = self.onchange_price(cr, uid, ids, line_ids, tax_id, partner_id, context)
 584         vals['value'].update({'tax_id':tax_id})
 585         currency_id = journal.company_id.currency_id.id
 586         if journal.currency:
 587             currency_id = journal.currency.id
 588         vals['value'].update({'currency_id':currency_id})
 589         return vals
 590
 591     def proforma_voucher(self, cr, uid, ids, context=None):
 592         self.action_move_line_create(cr, uid, ids, context=context)
 593         return True
 594
 595     def action_cancel_draft(self, cr, uid, ids, context=None):
 596         wf_service = netsvc.LocalService("workflow")
 597         for voucher_id in ids:
 598             wf_service.trg_create(uid, 'account.voucher', voucher_id, cr)
 599         self.write(cr, uid, ids, {'state':'draft'})
 600         return True
 601
 602     def cancel_voucher(self, cr, uid, ids, context=None):
 603         reconcile_pool = self.pool.get('account.move.reconcile')
 604         move_pool = self.pool.get('account.move')
 605         move_line_pool = self.pool.get('account.move.line')
 606         for voucher in self.browse(cr, uid, ids, context=context):
 607             for line in voucher.move_ids:
 608                 if line.reconcile_id:
 609                     move_lines = [move_line.id for move_line in line.reconcile_id.line_id]
 610                     move_lines.remove(line.id)
 611                     reconcile_pool.unlink(cr, uid, line.reconcile_id.id)
 612                     if len(move_lines) >= 2:
 613                         move_line_pool.reconcile_partial(cr, uid, move_lines, 'auto',context=context)
 614             if voucher.move_id:
 615                 move_pool.button_cancel(cr, uid, [voucher.move_id.id])
 616                 move_pool.unlink(cr, uid, [voucher.move_id.id])
 617         res = {
 618             'state':'cancel',
 619             'move_id':False,
 620             'number': ''
 621         }
 622         self.write(cr, uid, ids, res)
 623         return True
 624
 625     def unlink(self, cr, uid, ids, context=None):
 626         for t in self.read(cr, uid, ids, ['state'], context=context):
 627             if t['state'] not in ('draft', 'cancel'):
 628                 raise osv.except_osv(_('Invalid action !'), _('Cannot delete Voucher(s) which are already opened or paid !'))
 629         return super(account_voucher, self).unlink(cr, uid, ids, context=context)
 630
 631     # TODO: may be we can remove this method if not used anyware
 632     def onchange_payment(self, cr, uid, ids, pay_now, journal_id, partner_id, ttype='sale'):
 633         res = {}
 634         if not partner_id:
 635             return res
 636         res = {'account_id':False}
 637         partner_pool = self.pool.get('res.partner')
 638         journal_pool = self.pool.get('account.journal')
 639         if pay_now == 'pay_later':
 640             partner = partner_pool.browse(cr, uid, partner_id)
 641             journal = journal_pool.browse(cr, uid, journal_id)
 642             if journal.type in ('sale','sale_refund'):
 643                 account_id = partner.property_account_receivable.id
 644             elif journal.type in ('purchase', 'purchase_refund','expense'):
 645                 account_id = partner.property_account_payable.id
 646             else:
 647                 account_id = journal.default_credit_account_id.id or journal.default_debit_account_id.id
 648             res['account_id'] = account_id
 649         return {'value':res}
 650
 651     def action_move_line_create(self, cr, uid, ids, context=None):
 652
 653         def _get_payment_term_lines(term_id, amount):
 654             term_pool = self.pool.get('account.payment.term')
 655             if term_id and amount:
 656                 terms = term_pool.compute(cr, uid, term_id, amount)
 657                 return terms
 658             return False
 659         if context is None:
 660             context = {}
 661         move_pool = self.pool.get('account.move')
 662         move_line_pool = self.pool.get('account.move.line')
 663         currency_pool = self.pool.get('res.currency')
 664         tax_obj = self.pool.get('account.tax')
 665         seq_obj = self.pool.get('ir.sequence')
 666         for inv in self.browse(cr, uid, ids, context=context):
 667             if inv.move_id:
 668                 continue
 669             context_multi_currency = context.copy()
 670             context_multi_currency.update({'date': inv.date})
 671
 672             if inv.journal_id.sequence_id:
 673                 name = seq_obj.get_id(cr, uid, inv.journal_id.sequence_id.id)
 674             if not name:
 675                 raise osv.except_osv(_('Error !'), _('Please define a sequence on the journal and make sure it is activated !'))
 676             if not inv.reference:
 677                 ref = name.replace('/','')
 678             else:
 679                 ref = inv.reference
 680
 681             move = {
 682                 'name': name,
 683                 'journal_id': inv.journal_id.id,
 684                 'narration': inv.narration,
 685                 'date': inv.date,
 686                 'ref': ref,
 687                 'period_id': inv.period_id and inv.period_id.id or False
 688             }
 689             move_id = move_pool.create(cr, uid, move)
 690
 691             #create the first line manually
 692             company_currency = inv.journal_id.company_id.currency_id.id
 693             current_currency = inv.currency_id.id
 694             debit = 0.0
 695             credit = 0.0
 696             # TODO: is there any other alternative then the voucher type ??
 697             # -for sale, purchase we have but for the payment and receipt we do not have as based on the bank/cash journal we can not know its payment or receipt
 698             if inv.type in ('purchase', 'payment'):
 699                 credit = currency_pool.compute(cr, uid, current_currency, company_currency, inv.amount, context=context_multi_currency)
 700             elif inv.type in ('sale', 'receipt'):
 701                 debit = currency_pool.compute(cr, uid, current_currency, company_currency, inv.amount, context=context_multi_currency)
 702             if debit < 0:
 703                 credit = -debit
 704                 debit = 0.0
 705             if credit < 0:
 706                 debit = -credit
 707                 credit = 0.0
 708             sign = debit - credit < 0 and -1 or 1
 709             #create the first line of the voucher
 710             move_line = {
 711                 'name': inv.name or '/',
 712                 'debit': debit,
 713                 'credit': credit,
 714                 'account_id': inv.account_id.id,
 715                 'move_id': move_id,
 716                 'journal_id': inv.journal_id.id,
 717                 'period_id': inv.period_id.id,
 718                 'partner_id': inv.partner_id.id,
 719                 'currency_id': company_currency <> current_currency and  current_currency or False,
 720                 'amount_currency': company_currency <> current_currency and sign * inv.amount or 0.0,
 721                 'date': inv.date,
 722                 'date_maturity': inv.date_due
 723             }
 724             move_line_pool.create(cr, uid, move_line)
 725             rec_list_ids = []
 726             line_total = debit - credit
 727             if inv.type == 'sale':
 728                 line_total = line_total - currency_pool.compute(cr, uid, inv.currency_id.id, company_currency, inv.tax_amount, context=context_multi_currency)
 729             elif inv.type == 'purchase':
 730                 line_total = line_total + currency_pool.compute(cr, uid, inv.currency_id.id, company_currency, inv.tax_amount, context=context_multi_currency)
 731
 732             for line in inv.line_ids:
 733                 #create one move line per voucher line where amount is not 0.0
 734                 if not line.amount:
 735                     continue
 736                 #we check if the voucher line is fully paid or not and create a move line to balance the payment and initial invoice if needed
 737                 if line.amount == line.amount_unreconciled:
 738                     amount = line.move_line_id.amount_residual #residual amount in company currency
 739                 else:
 740                     amount = currency_pool.compute(cr, uid, current_currency, company_currency, line.untax_amount or line.amount, context=context_multi_currency)
 741                 move_line = {
 742                     'journal_id': inv.journal_id.id,
 743                     'period_id': inv.period_id.id,
 744                     'name': line.name and line.name or '/',
 745                     'account_id': line.account_id.id,
 746                     'move_id': move_id,
 747                     'partner_id': inv.partner_id.id,
 748                     'currency_id': company_currency <> current_currency and current_currency or False,
 749                     'analytic_account_id': line.account_analytic_id and line.account_analytic_id.id or False,
 750                     'quantity': 1,
 751                     'credit': 0.0,
 752                     'debit': 0.0,
 753                     'date': inv.date
 754                 }
 755                 if not amount:
 756                     raise osv.except_osv(_('Warning'),
 757                         _("Error while processing 'account.voucher %s' (id:%s) for partner '%s', amount: %s !") % (inv.name, inv.id, inv.partner_id.name, inv.amount))
 758                 if amount < 0:
 759                     amount = -amount
 760                     if line.type == 'dr':
 761                         line.type = 'cr'
 762                     else:
 763                         line.type = 'dr'
 764
 765                 if (line.type=='dr'):
 766                     line_total += amount
 767                     move_line['debit'] = amount
 768                 else:
 769                     line_total -= amount
 770                     move_line['credit'] = amount
 771
 772                 if inv.tax_id and inv.type in ('sale', 'purchase'):
 773                     move_line.update({
 774                         'account_tax_id': inv.tax_id.id,
 775                     })
 776                 if move_line.get('account_tax_id', False):
 777                     tax_data = tax_obj.browse(cr, uid, [move_line['account_tax_id']], context=context)[0]
 778                     if not (tax_data.base_code_id and tax_data.tax_code_id):
 779                         raise osv.except_osv(_('No Account Base Code and Account Tax Code!'),_("You have to configure account base code and account tax code on the '%s' tax!") % (tax_data.name))
 780                 sign = (move_line['debit'] - move_line['credit']) < 0 and -1 or 1
 781                 move_line['amount_currency'] = company_currency <> current_currency and sign * line.amount or 0.0
 782                 voucher_line = move_line_pool.create(cr, uid, move_line)
 783                 if line.move_line_id.id:
 784                     rec_ids = [voucher_line, line.move_line_id.id]
 785                     rec_list_ids.append(rec_ids)
 786
 787             inv_currency_id = inv.currency_id or inv.journal_id.currency or inv.journal_id.company_id.currency_id
 788             if not currency_pool.is_zero(cr, uid, inv_currency_id, line_total):
 789                 diff = line_total
 790                 account_id = False
 791                 if inv.payment_option == 'with_writeoff':
 792                     account_id = inv.writeoff_acc_id.id
 793                 elif inv.type in ('sale', 'receipt'):
 794                     account_id = inv.partner_id.property_account_receivable.id
 795                 else:
 796                     account_id = inv.partner_id.property_account_payable.id
 797                 move_line = {
 798                     'name': name,
 799                     'account_id': account_id,
 800                     'move_id': move_id,
 801                     'partner_id': inv.partner_id.id,
 802                     'date': inv.date,
 803                     'credit': diff > 0 and diff or 0.0,
 804                     'debit': diff < 0 and -diff or 0.0,
 805                     'analytic_account_id': inv.analytic_id and inv.analytic_id.id or False,
 806                     #'amount_currency': company_currency <> current_currency and currency_pool.compute(cr, uid, company_currency, current_currency, diff * -1, context=context_multi_currency) or 0.0,
 807                     #'currency_id': company_currency <> current_currency and current_currency or False,
 808                 }
 809                 move_line_pool.create(cr, uid, move_line)
 810             self.write(cr, uid, [inv.id], {
 811                 'move_id': move_id,
 812                 'state': 'posted',
 813                 'number': name,
 814             })
 815             move_pool.post(cr, uid, [move_id], context={})
 816             for rec_ids in rec_list_ids:
 817                 if len(rec_ids) >= 2:
 818                     move_line_pool.reconcile_partial(cr, uid, rec_ids)
 819         return True
 820
 821     def copy(self, cr, uid, id, default={}, context=None):
 822         default.update({
 823             'state': 'draft',
 824             'number': False,
 825             'move_id': False,
 826             'line_cr_ids': False,
 827             'line_dr_ids': False,
 828             'reference': False
 829         })
 830         if 'date' not in default:
 831             default['date'] = time.strftime('%Y-%m-%d')
 832         return super(account_voucher, self).copy(cr, uid, id, default, context)
 833
 834 account_voucher()
 835
 836 class account_voucher_line(osv.osv):
 837     _name = 'account.voucher.line'
 838     _description = 'Voucher Lines'
 839     _order = "move_line_id"
 840
 841     def _compute_balance(self, cr, uid, ids, name, args, context=None):
 842         currency_pool = self.pool.get('res.currency')
 843         rs_data = {}
 844         for line in self.browse(cr, uid, ids, context=context):
 845             ctx = context.copy()
 846             ctx.update({'date': line.voucher_id.date})
 847             res = {}
 848             company_currency = line.voucher_id.journal_id.company_id.currency_id.id
 849             voucher_currency = line.voucher_id.currency_id.id
 850             move_line = line.move_line_id or False
 851
 852             if not move_line:
 853                 res['amount_original'] = 0.0
 854                 res['amount_unreconciled'] = 0.0
 855
 856             elif move_line.currency_id:
 857                 res['amount_original'] = currency_pool.compute(cr, uid, move_line.currency_id.id, voucher_currency, move_line.amount_currency, context=ctx)
 858             elif move_line and move_line.credit > 0:
 859                 res['amount_original'] = currency_pool.compute(cr, uid, company_currency, voucher_currency, move_line.credit, context=ctx)
 860             else:
 861                 res['amount_original'] = currency_pool.compute(cr, uid, company_currency, voucher_currency, move_line.debit, context=ctx)
 862
 863             if move_line:
 864                 res['amount_unreconciled'] = currency_pool.compute(cr, uid, move_line.currency_id and move_line.currency_id.id or company_currency, voucher_currency, abs(move_line.amount_residual_currency), context=ctx)
 865             rs_data[line.id] = res
 866         return rs_data
 867
 868     _columns = {
 869         'voucher_id':fields.many2one('account.voucher', 'Voucher', required=1, ondelete='cascade'),
 870         'name':fields.char('Description', size=256),
 871         'account_id':fields.many2one('account.account','Account', required=True),
 872         'partner_id':fields.related('voucher_id', 'partner_id', type='many2one', relation='res.partner', string='Partner'),
 873         'untax_amount':fields.float('Untax Amount'),
 874         'amount':fields.float('Amount', digits_compute=dp.get_precision('Account')),
 875         'type':fields.selection([('dr','Debit'),('cr','Credit')], 'Cr/Dr'),
 876         'account_analytic_id':  fields.many2one('account.analytic.account', 'Analytic Account'),
 877         'move_line_id': fields.many2one('account.move.line', 'Journal Item'),
 878         'date_original': fields.related('move_line_id','date', type='date', relation='account.move.line', string='Date', readonly=1),
 879         'date_due': fields.related('move_line_id','date_maturity', type='date', relation='account.move.line', string='Due Date', readonly=1),
 880         'amount_original': fields.function(_compute_balance, method=True, multi='dc', type='float', string='Original Amount', store=True, digits_compute=dp.get_precision('Account')),
 881         'amount_unreconciled': fields.function(_compute_balance, method=True, multi='dc', type='float', string='Open Balance', store=True, digits_compute=dp.get_precision('Account')),
 882         'company_id': fields.related('voucher_id','company_id', relation='res.company', type='many2one', string='Company', store=True, readonly=True),
 883     }
 884     _defaults = {
 885         'name': ''
 886     }
 887
 888     def fields_view_get(self, cr, uid, view_id=None, view_type=False, context=None, toolbar=False, submenu=False):
 889         res = super(account_voucher_line, self).fields_view_get(cr, uid, view_id=view_id, view_type=view_type, context=context, toolbar=toolbar, submenu=submenu)
 890         if view_type == 'form':
 891             doc = etree.XML(res['arch'])
 892             nodes = doc.xpath("//field[@name='account_id']")
 893             for node in nodes:
 894                 if context.get('default_type') == 'dr':
 895                     if context.get('type') == 'payment':
 896                         node.set('domain', "[('type','=','payable')]")
 897                     elif context.get('type') == 'receipt':
 898                         node.set('domain', "[('type','=','receivable')]")
 899                     elif context.get('type') == 'purchase':
 900                         node.set('domain', "[('user_type.report_type','=','expense'), ('type','!=','view')]")
 901                 elif context.get('default_type') == 'cr':
 902                     if context.get('type') == 'sale':
 903                         node.set('domain', "[('user_type.report_type','=','income'),('type','!=','view')]")
 904                     elif context.get('type') == 'receipt':
 905                         node.set('domain', "[('type','=','receivable')]")
 906                     elif context.get('type') == 'payment':
 907                         node.set('domain', "[('type','=','payable')]")
 908                 else:
 909                     node.set('domain', "[('type','!=','view')]")
 910             res['arch'] = etree.tostring(doc)
 911         return res
 912
 913
 914     def onchange_move_line_id(self, cr, user, ids, move_line_id, context=None):
 915         """
 916         Returns a dict that contains new values and context
 917
 918         @param move_line_id: latest value from user input for field move_line_id
 919         @param args: other arguments
 920         @param context: context arguments, like lang, time zone
 921
 922         @return: Returns a dict which contains new values, and context
 923         """
 924         res = {}
 925         move_line_pool = self.pool.get('account.move.line')
 926         if move_line_id:
 927             move_line = move_line_pool.browse(cr, user, move_line_id, context=context)
 928             if move_line.credit:
 929                 ttype = 'dr'
 930             else:
 931                 ttype = 'cr'
 932             account_id = move_line.account_id.id
 933             res.update({
 934                 'account_id':account_id,
 935                 'type': ttype
 936             })
 937         return {
 938             'value':res,
 939         }
 940
 941     def default_get(self, cr, user, fields_list, context=None):
 942         """
 943         Returns default values for fields
 944         @param fields_list: list of fields, for which default values are required to be read
 945         @param context: context arguments, like lang, time zone
 946
 947         @return: Returns a dict that contains default values for fields
 948         """
 949         if context is None:
 950             context = {}
 951         journal_id = context.get('journal_id', False)
 952         partner_id = context.get('partner_id', False)
 953         journal_pool = self.pool.get('account.journal')
 954         partner_pool = self.pool.get('res.partner')
 955         values = super(account_voucher_line, self).default_get(cr, user, fields_list, context=context)
 956         if (not journal_id) or ('account_id' not in fields_list):
 957             return values
 958         journal = journal_pool.browse(cr, user, journal_id, context=context)
 959         account_id = False
 960         ttype = 'cr'
 961         if journal.type in ('sale', 'sale_refund'):
 962             account_id = journal.default_credit_account_id and journal.default_credit_account_id.id or False
 963             ttype = 'cr'
 964         elif journal.type in ('purchase', 'expense', 'purchase_refund'):
 965             account_id = journal.default_debit_account_id and journal.default_debit_account_id.id or False
 966             ttype = 'dr'
 967         elif partner_id:
 968             partner = partner_pool.browse(cr, user, partner_id, context=context)
 969             if context.get('type') == 'payment':
 970                 ttype = 'dr'
 971                 account_id = partner.property_account_payable.id
 972             elif context.get('type') == 'receipt':
 973                 account_id = partner.property_account_receivable.id
 974
 975         values.update({
 976             'account_id':account_id,
 977             'type':ttype
 978         })
 979         return values
 980 account_voucher_line()
 981
 982 class account_bank_statement(osv.osv):
 983     _inherit = 'account.bank.statement'
 984
 985     def button_cancel(self, cr, uid, ids, context=None):
 986         voucher_obj = self.pool.get('account.voucher')
 987         for st in self.browse(cr, uid, ids, context=context):
 988             voucher_ids = []
 989             for line in st.line_ids:
 990                 if line.voucher_id:
 991                     voucher_ids.append(line.voucher_id.id)
 992             voucher_obj.cancel_voucher(cr, uid, voucher_ids, context)
 993         return super(account_bank_statement, self).button_cancel(cr, uid, ids, context=context)
 994
 995     def create_move_from_st_line(self, cr, uid, st_line_id, company_currency_id, next_number, context=None):
 996         voucher_obj = self.pool.get('account.voucher')
 997         wf_service = netsvc.LocalService("workflow")
 998         move_line_obj = self.pool.get('account.move.line')
 999         bank_st_line_obj = self.pool.get('account.bank.statement.line')
1000         st_line = bank_st_line_obj.browse(cr, uid, st_line_id, context=context)
1001         if st_line.voucher_id:
1002             voucher_obj.write(cr, uid, [st_line.voucher_id.id],
1003                             {'number': next_number,
1004                             'date': st_line.date,
1005                             'period_id': st_line.statement_id.period_id.id},
1006                             context=context)
1007             if st_line.voucher_id.state == 'cancel':
1008                 voucher_obj.action_cancel_draft(cr, uid, [st_line.voucher_id.id], context=context)
1009             wf_service.trg_validate(uid, 'account.voucher', st_line.voucher_id.id, 'proforma_voucher', cr)
1010
1011             v = voucher_obj.browse(cr, uid, st_line.voucher_id.id, context=context)
1012             bank_st_line_obj.write(cr, uid, [st_line_id], {
1013                 'move_ids': [(4, v.move_id.id, False)]
1014             })
1015
1016             return move_line_obj.write(cr, uid, [x.id for x in v.move_ids], {'statement_id': st_line.statement_id.id}, context=context)
1017         return super(account_bank_statement, self).create_move_from_st_line(cr, uid, st_line.id, company_currency_id, next_number, context=context)
1018
1019 account_bank_statement()
1020
1021 class account_bank_statement_line(osv.osv):
1022     _inherit = 'account.bank.statement.line'
1023
1024     def _amount_reconciled(self, cursor, user, ids, name, args, context=None):
1025         if not ids:
1026             return {}
1027
1028         res = {}
1029 #        company_currency_id = False
1030         for line in self.browse(cursor, user, ids, context=context):
1031 #            if not company_currency_id:
1032 #                company_currency_id = line.company_id.id
1033             if line.voucher_id:
1034                 res[line.id] = line.voucher_id.amount#
1035 #                        res_currency_obj.compute(cursor, user,
1036 #                        company_currency_id, line.statement_id.currency.id,
1037 #                        line.voucher_id.amount, context=context)
1038             else:
1039                 res[line.id] = 0.0
1040         return res
1041
1042     def _check_amount(self, cr, uid, ids, context=None):
1043         for obj in self.browse(cr, uid, ids, context=context):
1044             if obj.voucher_id:
1045                 if not (abs(obj.amount) == obj.voucher_id.amount):
1046                     return False
1047         return True
1048
1049     _constraints = [
1050         (_check_amount, 'The amount of the voucher must be the same amount as the one on the statement line', ['amount']),
1051     ]
1052
1053     _columns = {
1054         'amount_reconciled': fields.function(_amount_reconciled,
1055             string='Amount reconciled', method=True, type='float'),
1056         'voucher_id': fields.many2one('account.voucher', 'Payment'),
1057
1058     }
1059
1060     def unlink(self, cr, uid, ids, context=None):
1061         voucher_obj = self.pool.get('account.voucher')
1062         statement_line = self.browse(cr, uid, ids, context=context)
1063         unlink_ids = []
1064         for st_line in statement_line:
1065             if st_line.voucher_id:
1066                 unlink_ids.append(st_line.voucher_id.id)
1067         voucher_obj.unlink(cr, uid, unlink_ids, context=context)
1068         return super(account_bank_statement_line, self).unlink(cr, uid, ids, context=context)
1069
1070 account_bank_statement_line()
1071
1072 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: