addons/mrp_operations/mrp_operations.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 from osv import fields
  23 from osv import osv
  24 import netsvc
  25 import time
  26 from datetime import datetime
  27 from tools.translate import _
  28
  29 #----------------------------------------------------------
  30 # Work Centers
  31 #----------------------------------------------------------
  32 # capacity_hour : capacity per hour. default: 1.0.
  33 #          Eg: If 5 concurrent operations at one time: capacity = 5 (because 5 employees)
  34 # unit_per_cycle : how many units are produced for one cycle
  35
  36 class stock_move(osv.osv):
  37     _inherit = 'stock.move'
  38     _columns = {
  39         'move_dest_id_lines': fields.one2many('stock.move','move_dest_id', 'Children Moves')
  40     }
  41
  42     def copy(self, cr, uid, id, default=None, context={}):
  43         if default is None:
  44             default = {}
  45         default.update({
  46             'move_dest_id_lines': [],
  47         })
  48         return super(stock_move, self).copy(cr, uid, id, default, context)
  49
  50 stock_move()
  51
  52 class mrp_production_workcenter_line(osv.osv):
  53     def _get_date_date(self, cr, uid, ids, field_name, arg, context):
  54         """ Finds starting date.
  55         @return: Dictionary of values.
  56         """
  57         res={}
  58         for op in self.browse(cr, uid, ids, context=context):
  59             if op.date_start:
  60                 res[op.id] = op.date_start[:10]
  61             else:
  62                 res[op.id]=False
  63         return res
  64
  65     def _get_date_end(self, cr, uid, ids, field_name, arg, context):
  66         """ Finds ending date.
  67         @return: Dictionary of values.
  68         """
  69
  70         ops = self.browse(cr, uid, ids, context=context)
  71         date_and_hours_by_cal = [(op.date_planned, op.hour, op.workcenter_id.calendar_id.id) for op in ops if op.date_planned]
  72
  73         intervals = self.pool.get('resource.calendar').interval_get_multi(cr, uid, date_and_hours_by_cal)
  74
  75         res = {}
  76         for op in ops:
  77             res[op.id] = False
  78             if op.date_planned:
  79                 i = intervals.get((op.date_planned, op.hour, op.workcenter_id.calendar_id.id))
  80                 if i:
  81                     res[op.id] = i[-1][1].strftime('%Y-%m-%d %H:%M:%S')
  82                 else:
  83                     res[op.id] = op.date_planned
  84         return res
  85
  86     _inherit = 'mrp.production.workcenter.line'
  87     _order = "sequence, date_planned"
  88
  89     _columns = {
  90        'state': fields.selection([('draft','Draft'),('startworking', 'In Progress'),('pause','Pause'),('cancel','Cancelled'),('done','Finished')],'State', readonly=True,
  91                                  help="* When a work order is created it is set in 'Draft' state.\n" \
  92                                        "* When user sets work order in start mode that time it will be set in 'In Progress' state.\n" \
  93                                        "* When work order is in running mode, during that time if user wants to stop or to make changes in order then can set in 'Pause' state.\n" \
  94                                        "* When the user cancels the work order it will be set in 'Canceled' state.\n" \
  95                                        "* When order is completely processed that time it is set in 'Finished' state."),
  96        'date_start_date': fields.function(_get_date_date, method=True, string='Start Date', type='date'),
  97        'date_planned': fields.datetime('Scheduled Date'),
  98        'date_planned_end': fields.function(_get_date_end, method=True, string='End Date', type='datetime'),
  99        'date_start': fields.datetime('Start Date'),
 100        'date_finished': fields.datetime('End Date'),
 101        'delay': fields.float('Working Hours',help="This is lead time between operation start and stop in this workcenter",readonly=True),
 102        'production_state':fields.related('production_id','state',
 103             type='selection',
 104             selection=[('draft','Draft'),('picking_except', 'Picking Exception'),('confirmed','Waiting Goods'),('ready','Ready to Produce'),('in_production','In Production'),('cancel','Canceled'),('done','Done')],
 105             string='Production State', readonly=True),
 106        'product':fields.related('production_id','product_id',type='many2one',relation='product.product',string='Product',
 107             readonly=True),
 108        'qty':fields.related('production_id','product_qty',type='float',string='Qty',readonly=True, store=True),
 109        'uom':fields.related('production_id','product_uom',type='many2one',relation='product.uom',string='UOM',readonly=True),
 110     }
 111
 112     _defaults = {
 113         'state': lambda *a: 'draft',
 114         'delay': lambda *a: 0.0
 115     }
 116
 117     def modify_production_order_state(self, cr, uid, ids, action):
 118         """ Modifies production order state if work order state is changed.
 119         @param action: Action to perform.
 120         @return: Nothing
 121         """
 122         wf_service = netsvc.LocalService("workflow")
 123         oper_obj = self.browse(cr, uid, ids)[0]
 124         prod_obj = oper_obj.production_id
 125         if action == 'start':
 126                if prod_obj.state =='confirmed':
 127                    self.pool.get('mrp.production').force_production(cr, uid, [prod_obj.id])
 128                    wf_service.trg_validate(uid, 'mrp.production', prod_obj.id, 'button_produce', cr)
 129                elif prod_obj.state =='ready':
 130                    wf_service.trg_validate(uid, 'mrp.production', prod_obj.id, 'button_produce', cr)
 131                elif prod_obj.state =='in_production':
 132                    return
 133                else:
 134                    raise osv.except_osv(_('Error!'),_('Production Order Cannot start in [%s] state') % (prod_obj.state,))
 135         else:
 136             oper_ids = self.search(cr,uid,[('production_id','=',prod_obj.id)])
 137             obj = self.browse(cr,uid,oper_ids)
 138             flag = True
 139             for line in obj:
 140                 if line.state != 'done':
 141                      flag = False
 142             if flag:
 143                 wf_service.trg_validate(uid, 'mrp.production', oper_obj.production_id.id, 'button_produce_done', cr)
 144         return
 145
 146     def write(self, cr, uid, ids, vals, context={}, update=True):
 147         result = super(mrp_production_workcenter_line, self).write(cr, uid, ids, vals, context=context)
 148         prod_obj = self.pool.get('mrp.production')
 149         if vals.get('date_planned', False) and update:
 150             for prod in self.browse(cr, uid, ids, context=context):
 151                 if prod.production_id.workcenter_lines:
 152                     dstart = min(vals['date_planned'], prod.production_id.workcenter_lines[0]['date_planned'])
 153                     prod_obj.write(cr, uid, [prod.production_id.id], {'date_start':dstart}, context=context, mini=False)
 154         return result
 155
 156     def action_draft(self, cr, uid, ids):
 157         """ Sets state to draft.
 158         @return: True
 159         """
 160         self.write(cr, uid, ids, {'state':'draft'})
 161         return True
 162
 163     def action_start_working(self, cr, uid, ids):
 164         """ Sets state to start working and writes starting date.
 165         @return: True
 166         """
 167         self.modify_production_order_state(cr, uid, ids, 'start')
 168         self.write(cr, uid, ids, {'state':'startworking', 'date_start': time.strftime('%Y-%m-%d %H:%M:%S')})
 169         return True
 170
 171     def action_done(self, cr, uid, ids):
 172         """ Sets state to done, writes finish date and calculates delay.
 173         @return: True
 174         """
 175         delay = 0.0
 176         date_now = time.strftime('%Y-%m-%d %H:%M:%S')
 177         obj_line = self.browse(cr, uid, ids[0])
 178
 179         date_start = datetime.strptime(obj_line.date_start,'%Y-%m-%d %H:%M:%S')
 180         date_finished = datetime.strptime(date_now,'%Y-%m-%d %H:%M:%S')
 181         delay += (date_finished-date_start).days * 24
 182         delay += (date_finished-date_start).seconds / float(60*60)
 183
 184         self.write(cr, uid, ids, {'state':'done', 'date_finished': date_now,'delay':delay})
 185         self.modify_production_order_state(cr,uid,ids,'done')
 186         return True
 187
 188     def action_cancel(self, cr, uid, ids):
 189         """ Sets state to cancel.
 190         @return: True
 191         """
 192         self.write(cr, uid, ids, {'state':'cancel'})
 193         return True
 194
 195     def action_pause(self, cr, uid, ids):
 196         """ Sets state to pause.
 197         @return: True
 198         """
 199         self.write(cr, uid, ids, {'state':'pause'})
 200         return True
 201
 202     def action_resume(self, cr, uid, ids):
 203         """ Sets state to startworking.
 204         @return: True
 205         """
 206         self.write(cr, uid, ids, {'state':'startworking'})
 207         return True
 208
 209 mrp_production_workcenter_line()
 210
 211 class mrp_production(osv.osv):
 212     _inherit = 'mrp.production'
 213     _columns = {
 214         'allow_reorder': fields.boolean('Free Serialisation', help="Check this to be able to move independently all production orders, without moving dependent ones."),
 215     }
 216
 217     def _production_date_end(self, cr, uid, ids, prop, unknow_none, context={}):
 218         """ Calculates planned end date of production order.
 219         @return: Dictionary of values
 220         """
 221         result = {}
 222         for prod in self.browse(cr, uid, ids, context=context):
 223             result[prod.id] = prod.date_planned
 224             for line in prod.workcenter_lines:
 225                 result[prod.id] = max(line.date_planned_end, result[prod.id])
 226         return result
 227
 228     def action_production_end(self, cr, uid, ids):
 229         """ Finishes work order if production order is done.
 230         @return: Super method
 231         """
 232         obj = self.browse(cr, uid, ids)[0]
 233         wf_service = netsvc.LocalService("workflow")
 234         for workcenter_line in obj.workcenter_lines:
 235             wf_service.trg_validate(uid, 'mrp.production.workcenter.line', workcenter_line.id, 'button_done', cr)
 236         return super(mrp_production,self).action_production_end(cr, uid, ids)
 237
 238     def action_in_production(self, cr, uid, ids):
 239         """ Changes state to In Production and writes starting date.
 240         @return: True
 241         """
 242         obj = self.browse(cr, uid, ids)[0]
 243         wf_service = netsvc.LocalService("workflow")
 244         for workcenter_line in obj.workcenter_lines:
 245             wf_service.trg_validate(uid, 'mrp.production.workcenter.line', workcenter_line.id, 'button_start_working', cr)
 246         return super(mrp_production,self).action_in_production(cr, uid, ids)
 247
 248     def action_cancel(self, cr, uid, ids):
 249         """ Cancels work order if production order is canceled.
 250         @return: Super method
 251         """
 252         obj = self.browse(cr, uid, ids)[0]
 253         wf_service = netsvc.LocalService("workflow")
 254         for workcenter_line in obj.workcenter_lines:
 255             wf_service.trg_validate(uid, 'mrp.production.workcenter.line', workcenter_line.id, 'button_cancel', cr)
 256         return super(mrp_production,self).action_cancel(cr,uid,ids)
 257
 258     def _compute_planned_workcenter(self, cr, uid, ids, context={}, mini=False):
 259         """ Computes planned and finished dates for work order.
 260         @return: Calculated date
 261         """
 262         dt_end = datetime.now()
 263         for po in self.browse(cr, uid, ids, context=context):
 264             dt_end = datetime.strptime(po.date_planned, '%Y-%m-%d %H:%M:%S')
 265             if not po.date_start:
 266                 self.write(cr, uid, [po.id], {
 267                     'date_start': po.date_planned
 268                 }, context=context, update=False)
 269             old = None
 270             for wci in range(len(po.workcenter_lines)):
 271                 wc  = po.workcenter_lines[wci]
 272                 if (old is None) or (wc.sequence>old):
 273                     dt = dt_end
 274                 if context.get('__last_update'):
 275                     del context['__last_update']
 276                 if (wc.date_planned < dt.strftime('%Y-%m-%d %H:%M:%S')) or mini:
 277                     self.pool.get('mrp.production.workcenter.line').write(cr, uid, [wc.id],  {
 278                         'date_planned': dt.strftime('%Y-%m-%d %H:%M:%S')
 279                     }, context=context, update=False)
 280                     i = self.pool.get('resource.calendar').interval_get(
 281                         cr,
 282                         uid,
 283                         wc.workcenter_id.calendar_id and wc.workcenter_id.calendar_id.id or False,
 284                         dt,
 285                         wc.hour or 0.0
 286                     )
 287                     if i:
 288                         dt_end = max(dt_end, i[-1][1])
 289                 else:
 290                     dt_end = datetime.strptime(wc.date_planned_end, '%Y-%m-%d %H:%M:%S')
 291
 292                 old = wc.sequence or 0
 293             super(mrp_production, self).write(cr, uid, [po.id], {
 294                 'date_finished': dt_end
 295             })
 296         return dt_end
 297
 298     def _move_pass(self, cr, uid, ids, context={}):
 299         """ Calculates start date for stock moves finding interval from resource calendar.
 300         @return: True
 301         """
 302         for po in self.browse(cr, uid, ids, context):
 303             if po.allow_reorder:
 304                 continue
 305             todo = po.move_lines
 306             dt = datetime.strptime(po.date_start,'%Y-%m-%d %H:%M:%S')
 307             while todo:
 308                 l = todo.pop(0)
 309                 if l.state in ('done','cancel','draft'):
 310                     continue
 311                 todo += l.move_dest_id_lines
 312                 if l.production_id and (l.production_id.date_finished > dt):
 313                     if l.production_id.state not in ('done','cancel'):
 314                         for wc in l.production_id.workcenter_lines:
 315                             i = self.pool.get('resource.calendar').interval_min_get(
 316                                 cr,
 317                                 uid,
 318                                 wc.workcenter_id.calendar_id.id or False,
 319                                 dt, wc.hour or 0.0
 320                             )
 321                             dt = i[0][0]
 322                         if l.production_id.date_start > dt.strftime('%Y-%m-%d %H:%M:%S'):
 323                             self.write(cr, uid, [l.production_id.id], {'date_start':dt.strftime('%Y-%m-%d %H:%M:%S')}, mini=True)
 324         return True
 325
 326     def _move_futur(self, cr, uid, ids, context={}):
 327         """ Calculates start date for stock moves.
 328         @return: True
 329         """
 330         for po in self.browse(cr, uid, ids, context):
 331             if po.allow_reorder:
 332                 continue
 333             for line in po.move_created_ids:
 334                 l = line
 335                 while l.move_dest_id:
 336                     l = l.move_dest_id
 337                     if l.state in ('done','cancel','draft'):
 338                         break
 339                     if l.production_id.state in ('done','cancel'):
 340                         break
 341                     if l.production_id and (l.production_id.date_start < po.date_finished):
 342                         self.write(cr, uid, [l.production_id.id], {'date_start': po.date_finished})
 343                         break
 344
 345
 346     def write(self, cr, uid, ids, vals, context={}, update=True, mini=True):
 347         direction = {}
 348         if vals.get('date_start', False):
 349             for po in self.browse(cr, uid, ids, context=context):
 350                 direction[po.id] = cmp(po.date_start, vals.get('date_start', False))
 351         result = super(mrp_production, self).write(cr, uid, ids, vals, context=context)
 352         if (vals.get('workcenter_lines', False) or vals.get('date_start', False)) and update:
 353             self._compute_planned_workcenter(cr, uid, ids, context=context, mini=mini)
 354         for d in direction:
 355             if direction[d] == 1:
 356                 # the production order has been moved to the passed
 357                 self._move_pass(cr, uid, [d], context=context)
 358                 pass
 359             elif direction[d] == -1:
 360                 self._move_futur(cr, uid, [d], context=context)
 361                 # the production order has been moved to the future
 362                 pass
 363         return result
 364
 365     def action_compute(self, cr, uid, ids, properties=[]):
 366         """ Computes bills of material of a product and planned date of work order.
 367         @param properties: List containing dictionaries of properties.
 368         @return: No. of products.
 369         """
 370         result = super(mrp_production, self).action_compute(cr, uid, ids, properties=properties)
 371         self._compute_planned_workcenter(cr, uid, ids, context={})
 372         return result
 373
 374 mrp_production()
 375
 376 class mrp_operations_operation_code(osv.osv):
 377     _name="mrp_operations.operation.code"
 378     _columns={
 379         'name': fields.char('Operation Name',size=64, required=True),
 380         'code': fields.char('Code', size=16, required=True),
 381         'start_stop': fields.selection([('start','Start'),('pause','Pause'),('resume','Resume'),('cancel','Cancelled'),('done','Done')], 'Status', required=True),
 382     }
 383 mrp_operations_operation_code()
 384
 385 class mrp_operations_operation(osv.osv):
 386     _name="mrp_operations.operation"
 387
 388     def _order_date_search_production(self, cr, uid, ids, context=None):
 389         """ Finds operations for a production order.
 390         @return: List of ids
 391         """
 392         operation_ids = self.pool.get('mrp_operations.operation').search(cr, uid, [('production_id','=',ids[0])], context=context)
 393         return operation_ids
 394
 395     def _get_order_date(self, cr, uid, ids, field_name, arg, context):
 396         """ Calculates planned date for an operation.
 397         @return: Dictionary of values
 398         """
 399         res={}
 400         operation_obj = self.browse(cr, uid, ids, context=context)
 401         for operation in operation_obj:
 402                 res[operation.id] = operation.production_id.date_planned
 403         return res
 404
 405     def calc_delay(self, cr, uid, vals):
 406         """ Calculates delay of work order.
 407         @return: Delay
 408         """
 409         code_lst = []
 410         time_lst = []
 411
 412         code_ids = self.pool.get('mrp_operations.operation.code').search(cr, uid, [('id','=',vals['code_id'])])
 413         code = self.pool.get('mrp_operations.operation.code').browse(cr, uid, code_ids)[0]
 414
 415         oper_ids = self.search(cr,uid,[('production_id','=',vals['production_id']),('workcenter_id','=',vals['workcenter_id'])])
 416         oper_objs = self.browse(cr,uid,oper_ids)
 417
 418         for oper in oper_objs:
 419             code_lst.append(oper.code_id.start_stop)
 420             time_lst.append(oper.date_start)
 421
 422         code_lst.append(code.start_stop)
 423         time_lst.append(vals['date_start'])
 424         diff = 0
 425         for i in range(0,len(code_lst)):
 426             if code_lst[i] == 'pause' or code_lst[i] == 'done' or code_lst[i] == 'cancel':
 427                 if not i: continue
 428                 if code_lst[i-1] not in ('resume','start'):
 429                    continue
 430                 a = datetime.strptime(time_lst[i-1],'%Y-%m-%d %H:%M:%S')
 431                 b = datetime.strptime(time_lst[i],'%Y-%m-%d %H:%M:%S')
 432                 diff += (b-a).days * 24
 433                 diff += (b-a).seconds / float(60*60)
 434         return diff
 435
 436     def check_operation(self, cr, uid, vals):
 437         """ Finds which operation is called ie. start, pause, done, cancel.
 438         @param vals: Dictionary of values.
 439         @return: True or False
 440         """
 441         code_ids=self.pool.get('mrp_operations.operation.code').search(cr,uid,[('id','=',vals['code_id'])])
 442         code=self.pool.get('mrp_operations.operation.code').browse(cr,uid,code_ids)[0]
 443         code_lst = []
 444         oper_ids=self.search(cr,uid,[('production_id','=',vals['production_id']),('workcenter_id','=',vals['workcenter_id'])])
 445         oper_objs=self.browse(cr,uid,oper_ids)
 446
 447         if not oper_objs:
 448             if code.start_stop!='start':
 449                 raise osv.except_osv(_('Sorry!'),_('Operation is not started yet !'))
 450                 return False
 451         else:
 452             for oper in oper_objs:
 453                  code_lst.append(oper.code_id.start_stop)
 454             if code.start_stop=='start':
 455                     if 'start' in code_lst:
 456                         raise osv.except_osv(_('Sorry!'),_('Operation has already started !' 'You  can either Pause /Finish/Cancel the operation'))
 457                         return False
 458             if code.start_stop=='pause':
 459                     if  code_lst[len(code_lst)-1]!='resume' and code_lst[len(code_lst)-1]!='start':
 460                         raise osv.except_osv(_('Error!'),_('You cannot Pause the Operation other then Start/Resume state !'))
 461                         return False
 462             if code.start_stop=='resume':
 463                 if code_lst[len(code_lst)-1]!='pause':
 464                    raise osv.except_osv(_('Error!'),_(' You cannot Resume the operation other then Pause state !'))
 465                    return False
 466
 467             if code.start_stop=='done':
 468                if code_lst[len(code_lst)-1]!='start' and code_lst[len(code_lst)-1]!='resume':
 469                   raise osv.except_osv(_('Sorry!'),_('You cannot finish the operation without Starting/Resuming it !'))
 470                   return False
 471                if 'cancel' in code_lst:
 472                   raise osv.except_osv(_('Sorry!'),_('Operation is Already Cancelled  !'))
 473                   return False
 474             if code.start_stop=='cancel':
 475                if  not 'start' in code_lst :
 476                    raise osv.except_osv(_('Error!'),_('There is no Operation to be cancelled !'))
 477                    return False
 478                if 'done' in code_lst:
 479                   raise osv.except_osv(_('Error!'),_('Operation is already finished !'))
 480                   return False
 481         return True
 482
 483     def write(self, cr, uid, ids, vals, context=None):
 484         oper_objs=self.browse(cr,uid,ids)[0]
 485         vals['production_id']=oper_objs.production_id.id
 486         vals['workcenter_id']=oper_objs.workcenter_id.id
 487
 488         if 'code_id' in vals:
 489             self.check_operation(cr, uid, vals)
 490
 491         if 'date_start' in vals:
 492             vals['date_start']=vals['date_start']
 493             vals['code_id']=oper_objs.code_id.id
 494             delay=self.calc_delay(cr, uid, vals)
 495             wc_op_id=self.pool.get('mrp.production.workcenter.line').search(cr,uid,[('workcenter_id','=',vals['workcenter_id']),('production_id','=',vals['production_id'])])
 496             self.pool.get('mrp.production.workcenter.line').write(cr,uid,wc_op_id,{'delay':delay})
 497
 498         return super(mrp_operations_operation, self).write(cr, uid, ids, vals, context=context)
 499
 500     def create(self, cr, uid, vals, context=None):
 501         wf_service = netsvc.LocalService('workflow')
 502         code_ids=self.pool.get('mrp_operations.operation.code').search(cr,uid,[('id','=',vals['code_id'])])
 503         code=self.pool.get('mrp_operations.operation.code').browse(cr,uid,code_ids)[0]
 504         wc_op_id=self.pool.get('mrp.production.workcenter.line').search(cr,uid,[('workcenter_id','=',vals['workcenter_id']),('production_id','=',vals['production_id'])])
 505         if code.start_stop in ('start','done','pause','cancel','resume'):
 506             if not wc_op_id:
 507                 production_obj=self.pool.get('mrp.production').browse(cr,uid,vals['production_id'])
 508                 wc_op_id.append(self.pool.get('mrp.production.workcenter.line').create(cr,uid,{'production_id':vals['production_id'],'name':production_obj.product_id.name,'workcenter_id':vals['workcenter_id']}))
 509             if code.start_stop=='start':
 510                 self.pool.get('mrp.production.workcenter.line').action_start_working(cr,uid,wc_op_id)
 511                 wf_service.trg_validate(uid, 'mrp.production.workcenter.line', wc_op_id[0], 'button_start_working', cr)
 512
 513
 514             if code.start_stop=='done':
 515                 self.pool.get('mrp.production.workcenter.line').action_done(cr,uid,wc_op_id)
 516                 wf_service.trg_validate(uid, 'mrp.production.workcenter.line', wc_op_id[0], 'button_done', cr)
 517                 self.pool.get('mrp.production').write(cr,uid,vals['production_id'],{'date_finished':datetime.now().strftime('%Y-%m-%d %H:%M:%S')})
 518
 519             if code.start_stop=='pause':
 520                 self.pool.get('mrp.production.workcenter.line').action_pause(cr,uid,wc_op_id)
 521                 wf_service.trg_validate(uid, 'mrp.production.workcenter.line', wc_op_id[0], 'button_pause', cr)
 522
 523             if code.start_stop=='resume':
 524                 self.pool.get('mrp.production.workcenter.line').action_resume(cr,uid,wc_op_id)
 525                 wf_service.trg_validate(uid, 'mrp.production.workcenter.line', wc_op_id[0], 'button_resume', cr)
 526
 527             if code.start_stop=='cancel':
 528                 self.pool.get('mrp.production.workcenter.line').action_cancel(cr,uid,wc_op_id)
 529                 wf_service.trg_validate(uid, 'mrp.production.workcenter.line', wc_op_id[0], 'button_cancel', cr)
 530
 531         if not self.check_operation(cr, uid, vals):
 532             return
 533         delay=self.calc_delay(cr, uid, vals)
 534         line_vals = {}
 535         line_vals['delay'] = delay
 536         if vals.get('date_start',False):
 537             if code.start_stop == 'done':
 538                 line_vals['date_finished'] = vals['date_start']
 539             elif code.start_stop == 'start':
 540                 line_vals['date_start'] = vals['date_start']
 541
 542         self.pool.get('mrp.production.workcenter.line').write(cr, uid, wc_op_id, line_vals, context=context)
 543
 544         return super(mrp_operations_operation, self).create(cr, uid, vals, context=context)
 545
 546     _columns={
 547         'production_id':fields.many2one('mrp.production','Production',required=True),
 548         'workcenter_id':fields.many2one('mrp.workcenter','Work Center',required=True),
 549         'code_id':fields.many2one('mrp_operations.operation.code','Code',required=True),
 550         'date_start': fields.datetime('Start Date'),
 551         'date_finished': fields.datetime('End Date'),
 552         'order_date': fields.function(_get_order_date,method=True,string='Order Date',type='date',store={'mrp.production':(_order_date_search_production,['date_planned'], 10)}),
 553         }
 554     _defaults={
 555         'date_start': lambda *a:datetime.now().strftime('%Y-%m-%d %H:%M:%S')
 556     }
 557
 558 mrp_operations_operation()
 559 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:
 560