addons/account/account_bank_statement.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
  24 from osv import fields, osv
  25 from tools.translate import _
  26 import decimal_precision as dp
  27
  28 class account_bank_statement(osv.osv):
  29
  30     def create(self, cr, uid, vals, context=None):
  31         seq = 0
  32         if 'line_ids' in vals:
  33             for line in vals['line_ids']:
  34                 seq += 1
  35                 line[2]['sequence'] = seq
  36                 vals[seq - 1] = line
  37         return super(account_bank_statement, self).create(cr, uid, vals, context=context)
  38
  39     def write(self, cr, uid, ids, vals, context=None):
  40         res = super(account_bank_statement, self).write(cr, uid, ids, vals, context=context)
  41         for statement in self.browse(cr, uid, ids, context):
  42             seq = 0
  43             for line in statement.line_ids:
  44                 seq += 1
  45                 if not line.sequence:
  46                     self.pool.get('account.bank.statement.line').write(cr, uid, [line.id], {'sequence': seq}, context=context)
  47         return res
  48
  49     def button_import_invoice(self, cr, uid, ids, context=None):
  50         mod_obj = self.pool.get('ir.model.data')
  51         if context is None:
  52             context = {}
  53         model_data_ids = mod_obj.search(cr, uid, [('model','=','ir.ui.view'),('name','=','view_account_statement_from_invoice')], context=context)
  54         resource_id = mod_obj.read(cr, uid, model_data_ids, fields=['res_id'], context=context)[0]['res_id']
  55         context.update({'statement_id': ids[0]})
  56
  57         return {
  58             'name': _('Import Invoice'),
  59             'context': context,
  60             'view_type': 'form',
  61             'view_mode': 'tree,form',
  62             'res_model': 'account.statement.from.invoice',
  63             'views': [(resource_id,'form')],
  64             'type': 'ir.actions.act_window',
  65             'target': 'new',
  66             'nodestroy': True
  67         }
  68
  69     def _default_journal_id(self, cr, uid, context={}):
  70         journal_pool = self.pool.get('account.journal')
  71         journal_type = context.get('journal_type', False)
  72         journal_id = False
  73         if journal_type:
  74             ids = journal_pool.search(cr, uid, [('type', '=', journal_type)])
  75             if ids:
  76                 journal_id = ids[0]
  77         return journal_id
  78
  79     def _default_balance_start(self, cr, uid, context={}):
  80         cr.execute('select id from account_bank_statement where journal_id=%s order by date desc limit 1', (1,))
  81         res = cr.fetchone()
  82         if res:
  83             return self.browse(cr, uid, [res[0]], context)[0].balance_end
  84         return 0.0
  85
  86     def _end_balance(self, cursor, user, ids, name, attr, context=None):
  87         res_currency_obj = self.pool.get('res.currency')
  88         res_users_obj = self.pool.get('res.users')
  89         res = {}
  90
  91         company_currency_id = res_users_obj.browse(cursor, user, user,
  92                 context=context).company_id.currency_id.id
  93
  94         statements = self.browse(cursor, user, ids, context=context)
  95         for statement in statements:
  96             res[statement.id] = statement.balance_start
  97             currency_id = statement.currency.id
  98             for line in statement.move_line_ids:
  99                 if line.debit > 0:
 100                     if line.account_id.id == \
 101                             statement.journal_id.default_debit_account_id.id:
 102                         res[statement.id] += res_currency_obj.compute(cursor,
 103                                 user, company_currency_id, currency_id,
 104                                 line.debit, context=context)
 105                 else:
 106                     if line.account_id.id == \
 107                             statement.journal_id.default_credit_account_id.id:
 108                         res[statement.id] -= res_currency_obj.compute(cursor,
 109                                 user, company_currency_id, currency_id,
 110                                 line.credit, context=context)
 111             if statement.state == 'draft':
 112                 for line in statement.line_ids:
 113                     res[statement.id] += line.amount
 114         for r in res:
 115             res[r] = round(res[r], 2)
 116         return res
 117
 118     def _get_period(self, cr, uid, context={}):
 119         periods = self.pool.get('account.period').find(cr, uid)
 120         if periods:
 121             return periods[0]
 122         return False
 123
 124     def _currency(self, cursor, user, ids, name, args, context=None):
 125         res = {}
 126         res_currency_obj = self.pool.get('res.currency')
 127         res_users_obj = self.pool.get('res.users')
 128         default_currency = res_users_obj.browse(cursor, user,
 129                 user, context=context).company_id.currency_id
 130         for statement in self.browse(cursor, user, ids, context=context):
 131             currency = statement.journal_id.currency
 132             if not currency:
 133                 currency = default_currency
 134             res[statement.id] = currency.id
 135         currency_names = {}
 136         for currency_id, currency_name in res_currency_obj.name_get(cursor,
 137                 user, [x for x in res.values()], context=context):
 138             currency_names[currency_id] = currency_name
 139         for statement_id in res.keys():
 140             currency_id = res[statement_id]
 141             res[statement_id] = (currency_id, currency_names[currency_id])
 142         return res
 143
 144     _order = "date desc"
 145     _name = "account.bank.statement"
 146     _description = "Bank Statement"
 147     _columns = {
 148         'name': fields.char('Name', size=64, required=True, help='if you give the Name other then /, its created Accounting Entries Move will be with same name as statement name. This allows the statement entries to have the same references than the statement itself', states={'confirm': [('readonly', True)]}),
 149         'date': fields.date('Date', required=True, states={'confirm': [('readonly', True)]}),
 150         'journal_id': fields.many2one('account.journal', 'Journal', required=True,
 151             readonly=True, states={'draft':[('readonly',False)]}),
 152         'period_id': fields.many2one('account.period', 'Period', required=True,
 153             states={'confirm':[('readonly', True)]}),
 154         'balance_start': fields.float('Starting Balance', digits_compute=dp.get_precision('Account'),
 155             states={'confirm':[('readonly',True)]}),
 156         'balance_end_real': fields.float('Ending Balance', digits_compute=dp.get_precision('Account'),
 157             states={'confirm':[('readonly', True)]}),
 158         'balance_end': fields.function(_end_balance, method=True, string='Balance'),
 159         'company_id': fields.related('journal_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, readonly=True),
 160         'line_ids': fields.one2many('account.bank.statement.line',
 161             'statement_id', 'Statement lines',
 162             states={'confirm':[('readonly', True)]}),
 163         'move_line_ids': fields.one2many('account.move.line', 'statement_id',
 164             'Entry lines', states={'confirm':[('readonly',True)]}),
 165         'state': fields.selection([('draft', 'Draft'),('confirm', 'Confirmed')],
 166             'State', required=True,
 167             states={'confirm': [('readonly', True)]}, readonly="1",
 168             help='When new statement is created the state will be \'Draft\'. \
 169             \n* And after getting confirmation from the bank it will be in \'Confirmed\' state.'),
 170         'currency': fields.function(_currency, method=True, string='Currency',
 171             type='many2one', relation='res.currency'),
 172     }
 173
 174     _defaults = {
 175         'name': "/",
 176         'date': time.strftime('%Y-%m-%d'),
 177         'state': 'draft',
 178         'balance_start': _default_balance_start,
 179         'journal_id': _default_journal_id,
 180         'period_id': _get_period,
 181     }
 182
 183     def onchange_date(self, cr, user, ids, date, context=None):
 184         """
 185         Returns a dict that contains new values and context
 186         @param cr: A database cursor
 187         @param user: ID of the user currently logged in
 188         @param date: latest value from user input for field date
 189         @param args: other arguments
 190         @param context: context arguments, like lang, time zone
 191         @return: Returns a dict which contains new values, and context
 192         """
 193         res = {}
 194         period_pool = self.pool.get('account.period')
 195
 196         if context is None:
 197             context = {}
 198
 199         pids = period_pool.search(cr, user, [('date_start','<=',date), ('date_stop','>=',date)])
 200         if pids:
 201             res.update({
 202                 'period_id':pids[0]
 203             })
 204             context.update({
 205                 'period_id':pids[0]
 206             })
 207
 208         return {
 209             'value':res,
 210             'context':context,
 211         }
 212
 213     def button_dummy(self, cr, uid, ids, context=None):
 214         return self.write(cr, uid, ids, {}, context=context)
 215
 216     def create_move_from_st_line(self, cr, uid, st_line_id, company_currency_id, st_line_number, context=None):
 217         res_currency_obj = self.pool.get('res.currency')
 218         res_users_obj = self.pool.get('res.users')
 219         account_move_obj = self.pool.get('account.move')
 220         account_move_line_obj = self.pool.get('account.move.line')
 221         account_analytic_line_obj = self.pool.get('account.analytic.line')
 222         account_bank_statement_line_obj = self.pool.get('account.bank.statement.line')
 223         st_line = account_bank_statement_line_obj.browse(cr, uid, st_line_id, context)
 224         st = st_line.statement_id
 225
 226         context.update({'date': st_line.date})
 227
 228         move_id = account_move_obj.create(cr, uid, {
 229             'journal_id': st.journal_id.id,
 230             'period_id': st.period_id.id,
 231             'date': st_line.date,
 232             'name': st_line_number,
 233         }, context=context)
 234         account_bank_statement_line_obj.write(cr, uid, [st_line.id], {
 235             'move_ids': [(4, move_id, False)]
 236         })
 237
 238         torec = []
 239         if st_line.amount >= 0:
 240             account_id = st.journal_id.default_credit_account_id.id
 241         else:
 242             account_id = st.journal_id.default_debit_account_id.id
 243
 244         acc_cur = ((st_line.amount<=0) and st.journal_id.default_debit_account_id) or st_line.account_id
 245         amount = res_currency_obj.compute(cr, uid, st.currency.id,
 246                 company_currency_id, st_line.amount, context=context,
 247                 account=acc_cur)
 248
 249         val = {
 250             'name': st_line.name,
 251             'date': st_line.date,
 252             'ref': st_line.ref,
 253             'move_id': move_id,
 254             'partner_id': ((st_line.partner_id) and st_line.partner_id.id) or False,
 255             'account_id': (st_line.account_id) and st_line.account_id.id,
 256             'credit': ((amount>0) and amount) or 0.0,
 257             'debit': ((amount<0) and -amount) or 0.0,
 258             'statement_id': st.id,
 259             'journal_id': st.journal_id.id,
 260             'period_id': st.period_id.id,
 261             'currency_id': st.currency.id,
 262             'analytic_account_id': st_line.analytic_account_id and st_line.analytic_account_id.id or False
 263         }
 264
 265         amount = res_currency_obj.compute(cr, uid, st.currency.id,
 266                 company_currency_id, st_line.amount, context=context,
 267                 account=acc_cur)
 268         if st.currency.id <> company_currency_id:
 269             amount_cur = res_currency_obj.compute(cr, uid, company_currency_id,
 270                         st.currency.id, amount, context=context,
 271                         account=acc_cur)
 272             val['amount_currency'] = -amount_cur
 273
 274         if st_line.account_id and st_line.account_id.currency_id and st_line.account_id.currency_id.id <> company_currency_id:
 275             val['currency_id'] = st_line.account_id.currency_id.id
 276             if company_currency_id==st_line.account_id.currency_id.id:
 277                 amount_cur = st_line.amount
 278             else:
 279                 amount_cur = res_currency_obj.compute(cr, uid, company_currency_id,
 280                         st_line.account_id.currency_id.id, amount, context=context,
 281                         account=acc_cur)
 282             val['amount_currency'] = amount_cur
 283
 284         move_line_id = account_move_line_obj.create(cr, uid, val, context=context)
 285         torec.append(move_line_id)
 286
 287         # Fill the secondary amount/currency
 288         # if currency is not the same than the company
 289         amount_currency = False
 290         currency_id = False
 291         if st.currency.id <> company_currency_id:
 292             amount_currency = st_line.amount
 293             currency_id = st.currency.id
 294         account_move_line_obj.create(cr, uid, {
 295             'name': st_line.name,
 296             'date': st_line.date,
 297             'ref': st_line.ref,
 298             'move_id': move_id,
 299             'partner_id': ((st_line.partner_id) and st_line.partner_id.id) or False,
 300             'account_id': account_id,
 301             'credit': ((amount < 0) and -amount) or 0.0,
 302             'debit': ((amount > 0) and amount) or 0.0,
 303             'statement_id': st.id,
 304             'journal_id': st.journal_id.id,
 305             'period_id': st.period_id.id,
 306             'amount_currency': amount_currency,
 307             'currency_id': currency_id,
 308             }, context=context)
 309
 310         for line in account_move_line_obj.browse(cr, uid, [x.id for x in
 311                 account_move_obj.browse(cr, uid, move_id,
 312                     context=context).line_id],
 313                 context=context):
 314             if line.state <> 'valid':
 315                 raise osv.except_osv(_('Error !'),
 316                         _('Journal Item "%s" is not valid') % line.name)
 317
 318         # Bank statements will not consider boolean on journal entry_posted
 319         account_move_obj.post(cr, uid, [move_id], context=context)
 320         return move_id
 321
 322     def get_next_st_line_number(self, cr, uid, st_number, st_line, context=None):
 323         return st_number + ' - ' + str(st_line.sequence)
 324
 325     def balance_check(self, cr, uid, st_id, journal_type='bank', context=None):
 326         st = self.browse(cr, uid, st_id, context)
 327         if not (abs((st.balance_end or 0.0) - st.balance_end_real) < 0.0001):
 328             raise osv.except_osv(_('Error !'),
 329                     _('The statement balance is incorrect !\n') +
 330                     _('The expected balance (%.2f) is different than the computed one. (%.2f)') % (st.balance_end_real, st.balance_end))
 331         return True
 332
 333     def statement_close(self, cr, uid, ids, journal_type='bank', context=None):
 334         return self.write(cr, uid, ids, {'state':'confirm'}, context=context)
 335
 336     def check_status_condition(self, cr, uid, state, journal_type='bank'):
 337         return state=='draft'
 338
 339     def button_confirm_bank(self, cr, uid, ids, context=None):
 340         done = []
 341         obj_seq = self.pool.get('ir.sequence')
 342         if context is None:
 343             context = {}
 344
 345         for st in self.browse(cr, uid, ids, context):
 346             j_type = st.journal_id.type
 347             company_currency_id = st.journal_id.company_id.currency_id.id
 348             if not self.check_status_condition(cr, uid, st.state, journal_type=j_type):
 349                 continue
 350
 351             self.balance_check(cr, uid, st.id, journal_type=j_type, context=context)
 352             if (not st.journal_id.default_credit_account_id) \
 353                     or (not st.journal_id.default_debit_account_id):
 354                 raise osv.except_osv(_('Configuration Error !'),
 355                         _('Please verify that an account is defined in the journal.'))
 356
 357             if not st.name == '/':
 358                 st_number = st.name
 359             else:
 360                 if st.journal_id.sequence_id:
 361                     c = {'fiscalyear_id': st.period_id.fiscalyear_id.id}
 362                     st_number = obj_seq.get_id(cr, uid, st.journal_id.sequence_id.id, context=c)
 363                 else:
 364                     st_number = obj_seq.get(cr, uid, 'account.bank.statement')
 365
 366             for line in st.move_line_ids:
 367                 if line.state <> 'valid':
 368                     raise osv.except_osv(_('Error !'),
 369                             _('The account entries lines are not in valid state.'))
 370             for st_line in st.line_ids:
 371                 if st_line.analytic_account_id:
 372                     if not st.journal_id.analytic_journal_id:
 373                         raise osv.except_osv(_('No Analytic Journal !'),_("You have to define an analytic journal on the '%s' journal!") % (st.journal_id.name,))
 374                 if not st_line.amount:
 375                     continue
 376                 st_line_number = self.get_next_st_line_number(cr, uid, st_number, st_line, context)
 377                 self.create_move_from_st_line(cr, uid, st_line.id, company_currency_id, st_line_number, context)
 378
 379             self.write(cr, uid, [st.id], {'name': st_number}, context=context)
 380             self.log(cr, uid, st.id, _('Statement %s is confirmed and entries are created.') % st_number)
 381             done.append(st.id)
 382         return self.write(cr, uid, ids, {'state':'confirm'}, context=context)
 383
 384     def button_cancel(self, cr, uid, ids, context=None):
 385         done = []
 386         for st in self.browse(cr, uid, ids, context):
 387             if st.state=='draft':
 388                 continue
 389             ids = []
 390             for line in st.line_ids:
 391                 ids += [x.id for x in line.move_ids]
 392             self.pool.get('account.move').unlink(cr, uid, ids, context)
 393             done.append(st.id)
 394         return self.write(cr, uid, done, {'state':'draft'}, context=context)
 395
 396     def onchange_journal_id(self, cursor, user, statement_id, journal_id, context=None):
 397         account_journal_obj = self.pool.get('account.journal')
 398         res_users_obj = self.pool.get('res.users')
 399         cursor.execute('SELECT balance_end_real \
 400                 FROM account_bank_statement \
 401                 WHERE journal_id = %s AND NOT state = %s \
 402                 ORDER BY date DESC,id DESC LIMIT 1', (journal_id, 'draft'))
 403         res = cursor.fetchone()
 404         balance_start = res and res[0] or 0.0
 405         return {'value': {'balance_start': balance_start}}
 406
 407     def unlink(self, cr, uid, ids, context=None):
 408         stat = self.read(cr, uid, ids, ['state'])
 409         unlink_ids = []
 410         for t in stat:
 411             if t['state'] in ('draft'):
 412                 unlink_ids.append(t['id'])
 413             else:
 414                 raise osv.except_osv(_('Invalid action !'), _('Cannot delete bank statement(s) which are already confirmed !'))
 415         osv.osv.unlink(self, cr, uid, unlink_ids, context=context)
 416         return True
 417
 418     def copy(self, cr, uid, id, default=None, context=None):
 419         if default is None:
 420             default = {}
 421         if context is None:
 422             context = {}
 423         default = default.copy()
 424         default['move_line_ids'] = []
 425         return super(account_bank_statement, self).copy(cr, uid, id, default, context=context)
 426
 427 account_bank_statement()
 428
 429 class account_bank_statement_line(osv.osv):
 430
 431     def onchange_partner_id(self, cursor, user, line_id, partner_id, type, currency_id, context=None):
 432         res_users_obj = self.pool.get('res.users')
 433         res_currency_obj = self.pool.get('res.currency')
 434         res = {'value': {}}
 435         obj_partner = self.pool.get('res.partner')
 436         if context is None:
 437             context = {}
 438         if not partner_id:
 439             return res
 440         account_id = False
 441         line = self.browse(cursor, user, line_id)
 442         if not line or (line and not line[0].account_id):
 443             part = obj_partner.browse(cursor, user, partner_id, context=context)
 444             if type == 'supplier':
 445                 account_id = part.property_account_payable.id
 446             else:
 447                 account_id = part.property_account_receivable.id
 448             res['value']['account_id'] = account_id
 449
 450         if account_id and (not line or (line and not line[0].amount)) and not context.get('amount', False):
 451             company_currency_id = res_users_obj.browse(cursor, user, user,
 452                     context=context).company_id.currency_id.id
 453             if not currency_id:
 454                 currency_id = company_currency_id
 455
 456             cursor.execute('SELECT sum(debit-credit) \
 457                 FROM account_move_line \
 458                 WHERE (reconcile_id is null) \
 459                     AND partner_id = %s \
 460                     AND account_id=%s', (partner_id, account_id))
 461             pgres = cursor.fetchone()
 462             balance = pgres and pgres[0] or 0.0
 463
 464             balance = res_currency_obj.compute(cursor, user, company_currency_id,
 465                 currency_id, balance, context=context)
 466             res['value']['amount'] = balance
 467         return res
 468
 469     _order = "statement_id desc, sequence"
 470     _name = "account.bank.statement.line"
 471     _description = "Bank Statement Line"
 472     _columns = {
 473         'name': fields.char('Name', size=64, required=True),
 474         'date': fields.date('Date', required=True),
 475         'amount': fields.float('Amount'),
 476         'type': fields.selection([
 477             ('supplier','Supplier'),
 478             ('customer','Customer'),
 479             ('general','General')
 480             ], 'Type', required=True),
 481         'partner_id': fields.many2one('res.partner', 'Partner'),
 482         'account_id': fields.many2one('account.account','Account',
 483             required=True),
 484         'statement_id': fields.many2one('account.bank.statement', 'Statement',
 485             select=True, required=True, ondelete='cascade'),
 486         'analytic_account_id': fields.many2one('account.analytic.account', 'Analytic Account'),
 487         'move_ids': fields.many2many('account.move',
 488             'account_bank_statement_line_move_rel', 'move_id','statement_id',
 489             'Moves'),
 490         'ref': fields.char('Reference', size=32),
 491         'note': fields.text('Notes'),
 492         'sequence': fields.integer('Sequence', help="Gives the sequence order when displaying a list of bank statement lines."),
 493         'company_id': fields.related('statement_id', 'company_id', type='many2one', relation='res.company', string='Company', store=True, readonly=True),
 494     }
 495     _defaults = {
 496         'name': lambda self,cr,uid,context={}: self.pool.get('ir.sequence').get(cr, uid, 'account.bank.statement.line'),
 497         'date': time.strftime('%Y-%m-%d'),
 498         'type': 'general',
 499     }
 500
 501 account_bank_statement_line()
 502
 503 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: