1 # -*- coding: utf-8 -*-
2 ##############################################################################
4 # OpenERP, Open Source Management Solution
5 # Copyright (C) 2004-2009 Tiny SPRL (<http://tiny.be>).
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.
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.
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/>.
20 ##############################################################################
24 # - relations (one2many, many2one, many2many)
28 # _classic_read: is a classic sql fields
39 from psycopg2 import Binary
44 from tools.translate import _
46 def _symbol_set(symb):
47 if symb == None or symb == False:
49 elif isinstance(symb, unicode):
50 return symb.encode('utf-8')
54 class _column(object):
63 _symbol_f = _symbol_set
64 _symbol_set = (_symbol_c, _symbol_f)
67 def __init__(self, string='unknown', required=False, readonly=False, domain=None, context=None, states=None, priority=0, change_default=False, size=None, ondelete="set null", translate=False, select=False, manual=False, **args):
70 The 'manual' keyword argument specifies if the field is a custom one.
71 It corresponds to the 'state' column in ir_model_fields.
78 self.states = states or {}
80 self.readonly = readonly
81 self.required = required
83 self.help = args.get('help', '')
84 self.priority = priority
85 self.change_default = change_default
86 self.ondelete = ondelete
87 self.translate = translate
89 self._context = context
95 self.selectable = True
96 self.group_operator = args.get('group_operator', False)
99 setattr(self, a, args[a])
104 def set(self, cr, obj, id, name, value, user=None, context=None):
105 cr.execute('update '+obj._table+' set '+name+'='+self._symbol_set[0]+' where id=%s', (self._symbol_set[1](value), id))
107 def set_memory(self, cr, obj, id, name, value, user=None, context=None):
108 raise Exception(_('Not implemented set_memory method !'))
110 def get_memory(self, cr, obj, ids, name, user=None, context=None, values=None):
111 raise Exception(_('Not implemented get_memory method !'))
113 def get(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
114 raise Exception(_('undefined get method !'))
116 def search(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, context=None):
117 ids = obj.search(cr, uid, args+self._domain+[(name, 'ilike', value)], offset, limit, context=context)
118 res = obj.read(cr, uid, ids, [name], context=context)
119 return [x[name] for x in res]
121 def search_memory(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, context=None):
122 raise Exception(_('Not implemented search_memory method !'))
125 # ---------------------------------------------------------
127 # ---------------------------------------------------------
128 class boolean(_column):
131 _symbol_f = lambda x: x and 'True' or 'False'
132 _symbol_set = (_symbol_c, _symbol_f)
134 class integer(_column):
137 _symbol_f = lambda x: int(x or 0)
138 _symbol_set = (_symbol_c, _symbol_f)
139 _symbol_get = lambda self,x: x or 0
141 class integer_big(_column):
142 _type = 'integer_big'
143 # do not reference the _symbol_* of integer class, as that would possibly
144 # unbind the lambda functions
146 _symbol_f = lambda x: int(x or 0)
147 _symbol_set = (_symbol_c, _symbol_f)
148 _symbol_get = lambda self,x: x or 0
150 class reference(_column):
152 _classic_read = False
153 def __init__(self, string, selection, size, **args):
154 _column.__init__(self, string=string, size=size, selection=selection, **args)
156 def get(self, cr, obj, ids, name, uid=None, context=None, values=None):
158 # copy initial values fetched previously.
160 result[value['id']] = value[name]
162 model, res_id = value[name].split(',')
163 if not obj.pool.get(model).exists(cr, uid, [int(res_id)], context=context):
164 result[value['id']] = False
171 def __init__(self, string, size, **args):
172 _column.__init__(self, string=string, size=size, **args)
173 self._symbol_set = (self._symbol_c, self._symbol_set_char)
175 # takes a string (encoded in utf8) and returns a string (encoded in utf8)
176 def _symbol_set_char(self, symb):
178 # * we need to remove the "symb==False" from the next line BUT
179 # for now too many things rely on this broken behavior
180 # * the symb==None test should be common to all data types
181 if symb == None or symb == False:
184 # we need to convert the string to a unicode object to be able
185 # to evaluate its length (and possibly truncate it) reliably
186 u_symb = tools.ustr(symb)
188 return u_symb[:self.size].encode('utf8')
196 class float(_column):
199 _symbol_f = lambda x: __builtin__.float(x or 0.0)
200 _symbol_set = (_symbol_c, _symbol_f)
201 _symbol_get = lambda self,x: x or 0.0
203 def __init__(self, string='unknown', digits=None, digits_compute=None, **args):
204 _column.__init__(self, string=string, **args)
206 self.digits_compute = digits_compute
209 def digits_change(self, cr):
210 if self.digits_compute:
211 t = self.digits_compute(cr)
212 self._symbol_set=('%s', lambda x: ('%.'+str(t[1])+'f') % (__builtin__.float(x or 0.0),))
219 """ Returns the current date in a format fit for being a
220 default value to a ``date`` field.
222 This method should be provided as is to the _defaults dict, it
223 should not be called.
225 return DT.date.today().strftime(
226 tools.DEFAULT_SERVER_DATE_FORMAT)
228 class datetime(_column):
232 """ Returns the current datetime in a format fit for being a
233 default value to a ``datetime`` field.
235 This method should be provided as is to the _defaults dict, it
236 should not be called.
238 return DT.datetime.now().strftime(
239 tools.DEFAULT_SERVER_DATETIME_FORMAT)
245 """ Returns the current time in a format fit for being a
246 default value to a ``time`` field.
248 This method should be proivided as is to the _defaults dict,
249 it should not be called.
251 return DT.datetime.now().strftime(
252 tools.DEFAULT_SERVER_TIME_FORMAT)
254 class binary(_column):
257 _symbol_f = lambda symb: symb and Binary(symb) or None
258 _symbol_set = (_symbol_c, _symbol_f)
259 _symbol_get = lambda self, x: x and str(x)
261 _classic_read = False
264 def __init__(self, string='unknown', filters=None, **args):
265 _column.__init__(self, string=string, **args)
266 self.filters = filters
268 def get_memory(self, cr, obj, ids, name, user=None, context=None, values=None):
281 # If client is requesting only the size of the field, we return it instead
282 # of the content. Presumably a separate request will be done to read the actual
283 # content if it's needed at some point.
284 # TODO: after 6.0 we should consider returning a dict with size and content instead of
285 # having an implicit convention for the value
286 if val and context.get('bin_size_%s' % name, context.get('bin_size')):
287 res[i] = tools.human_size(long(val))
295 class selection(_column):
298 def __init__(self, selection, string='unknown', **args):
299 _column.__init__(self, string=string, **args)
300 self.selection = selection
302 # ---------------------------------------------------------
304 # ---------------------------------------------------------
307 # Values: (0, 0, { fields }) create
308 # (1, ID, { fields }) update
309 # (2, ID) remove (delete)
310 # (3, ID) unlink one (target id or target of relation)
312 # (5) unlink all (only valid for one2many)
314 #CHECKME: dans la pratique c'est quoi la syntaxe utilisee pour le 5? (5) ou (5, 0)?
315 class one2one(_column):
316 _classic_read = False
317 _classic_write = True
320 def __init__(self, obj, string='unknown', **args):
321 warnings.warn("The one2one field doesn't work anymore", DeprecationWarning)
322 _column.__init__(self, string=string, **args)
325 def set(self, cr, obj_src, id, field, act, user=None, context=None):
328 obj = obj_src.pool.get(self._obj)
329 self._table = obj_src.pool.get(self._obj)._table
331 id_new = obj.create(cr, user, act[1])
332 cr.execute('update '+obj_src._table+' set '+field+'=%s where id=%s', (id_new, id))
334 cr.execute('select '+field+' from '+obj_src._table+' where id=%s', (act[0],))
335 id = cr.fetchone()[0]
336 obj.write(cr, user, [id], act[1], context=context)
338 def search(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, context=None):
339 return obj.pool.get(self._obj).search(cr, uid, args+self._domain+[('name', 'like', value)], offset, limit, context=context)
342 class many2one(_column):
343 _classic_read = False
344 _classic_write = True
347 _symbol_f = lambda x: x or None
348 _symbol_set = (_symbol_c, _symbol_f)
350 def __init__(self, obj, string='unknown', **args):
351 _column.__init__(self, string=string, **args)
354 def set_memory(self, cr, obj, id, field, values, user=None, context=None):
355 obj.datas.setdefault(id, {})
356 obj.datas[id][field] = values
358 def get_memory(self, cr, obj, ids, name, user=None, context=None, values=None):
361 result[id] = obj.datas[id].get(name, False)
364 def get(self, cr, obj, ids, name, user=None, context=None, values=None):
372 res[r['id']] = r[name]
374 res.setdefault(id, '')
375 obj = obj.pool.get(self._obj)
377 # build a dictionary of the form {'id_of_distant_resource': name_of_distant_resource}
378 # we use uid=1 because the visibility of a many2one field value (just id and name)
379 # must be the access right of the parent form and not the linked object itself.
380 records = dict(obj.name_get(cr, 1,
381 list(set([x for x in res.values() if isinstance(x, (int,long))])),
384 if res[id] in records:
385 res[id] = (res[id], records[res[id]])
390 def set(self, cr, obj_src, id, field, values, user=None, context=None):
393 obj = obj_src.pool.get(self._obj)
394 self._table = obj_src.pool.get(self._obj)._table
395 if type(values) == type([]):
398 id_new = obj.create(cr, act[2])
399 cr.execute('update '+obj_src._table+' set '+field+'=%s where id=%s', (id_new, id))
401 obj.write(cr, [act[1]], act[2], context=context)
403 cr.execute('delete from '+self._table+' where id=%s', (act[1],))
404 elif act[0] == 3 or act[0] == 5:
405 cr.execute('update '+obj_src._table+' set '+field+'=null where id=%s', (id,))
407 cr.execute('update '+obj_src._table+' set '+field+'=%s where id=%s', (act[1], id))
410 cr.execute('update '+obj_src._table+' set '+field+'=%s where id=%s', (values, id))
412 cr.execute('update '+obj_src._table+' set '+field+'=null where id=%s', (id,))
414 def search(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, context=None):
415 return obj.pool.get(self._obj).search(cr, uid, args+self._domain+[('name', 'like', value)], offset, limit, context=context)
418 class one2many(_column):
419 _classic_read = False
420 _classic_write = False
424 def __init__(self, obj, fields_id, string='unknown', limit=None, **args):
425 _column.__init__(self, string=string, **args)
427 self._fields_id = fields_id
429 #one2many can't be used as condition for defaults
430 assert(self.change_default != True)
432 def get_memory(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
436 context = context.copy()
437 context.update(self._context)
443 ids2 = obj.pool.get(self._obj).search(cr, user, [(self._fields_id, 'in', ids)], limit=self._limit, context=context)
444 for r in obj.pool.get(self._obj).read(cr, user, ids2, [self._fields_id], context=context, load='_classic_write'):
445 if r[self._fields_id] in res:
446 res[r[self._fields_id]].append(r['id'])
449 def set_memory(self, cr, obj, id, field, values, user=None, context=None):
453 context = context.copy()
454 context.update(self._context)
457 obj = obj.pool.get(self._obj)
460 act[2][self._fields_id] = id
461 obj.create(cr, user, act[2], context=context)
463 obj.write(cr, user, [act[1]], act[2], context=context)
465 obj.unlink(cr, user, [act[1]], context=context)
467 obj.datas[act[1]][self._fields_id] = False
469 obj.datas[act[1]][self._fields_id] = id
471 for o in obj.datas.values():
472 if o[self._fields_id] == id:
473 o[self._fields_id] = False
475 for id2 in (act[2] or []):
476 obj.datas[id2][self._fields_id] = id
478 def search_memory(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, operator='like', context=None):
479 raise _('Not Implemented')
481 def get(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
485 context = context.copy()
486 context.update(self._context)
494 ids2 = obj.pool.get(self._obj).search(cr, user, self._domain + [(self._fields_id, 'in', ids)], limit=self._limit, context=context)
495 for r in obj.pool.get(self._obj)._read_flat(cr, user, ids2, [self._fields_id], context=context, load='_classic_write'):
496 if r[self._fields_id] in res:
497 res[r[self._fields_id]].append(r['id'])
500 def set(self, cr, obj, id, field, values, user=None, context=None):
505 context = context.copy()
506 context.update(self._context)
507 context['no_store_function'] = True
510 _table = obj.pool.get(self._obj)._table
511 obj = obj.pool.get(self._obj)
514 act[2][self._fields_id] = id
515 id_new = obj.create(cr, user, act[2], context=context)
516 result += obj._store_get_values(cr, user, [id_new], act[2].keys(), context)
518 obj.write(cr, user, [act[1]], act[2], context=context)
520 obj.unlink(cr, user, [act[1]], context=context)
522 cr.execute('update '+_table+' set '+self._fields_id+'=null where id=%s', (act[1],))
524 cr.execute('update '+_table+' set '+self._fields_id+'=%s where id=%s', (id, act[1]))
526 cr.execute('update '+_table+' set '+self._fields_id+'=null where '+self._fields_id+'=%s', (id,))
528 obj.write(cr, user, act[2], {self._fields_id:id}, context=context or {})
530 cr.execute('select id from '+_table+' where '+self._fields_id+'=%s and id <> ALL (%s)', (id,ids2))
531 ids3 = map(lambda x:x[0], cr.fetchall())
532 obj.write(cr, user, ids3, {self._fields_id:False}, context=context or {})
535 def search(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, operator='like', context=None):
536 return obj.pool.get(self._obj).name_search(cr, uid, value, self._domain, operator, context=context,limit=limit)
540 # Values: (0, 0, { fields }) create
541 # (1, ID, { fields }) update (write fields to ID)
542 # (2, ID) remove (calls unlink on ID, that will also delete the relationship because of the ondelete)
543 # (3, ID) unlink (delete the relationship between the two objects but does not delete ID)
544 # (4, ID) link (add a relationship)
546 # (6, ?, ids) set a list of links
548 class many2many(_column):
549 _classic_read = False
550 _classic_write = False
553 def __init__(self, obj, rel, id1, id2, string='unknown', limit=None, **args):
554 _column.__init__(self, string=string, **args)
557 raise Exception(_('The second argument of the many2many field %s must be a SQL table !'\
558 'You used %s, which is not a valid SQL table name.')% (string,rel))
564 def get(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
575 warnings.warn("Specifying offset at a many2many.get() may produce unpredictable results.",
576 DeprecationWarning, stacklevel=2)
577 obj = obj.pool.get(self._obj)
579 # static domains are lists, and are evaluated both here and on client-side, while string
580 # domains supposed by dynamic and evaluated on client-side only (thus ignored here)
581 # FIXME: make this distinction explicit in API!
582 domain = isinstance(self._domain, list) and self._domain or []
584 wquery = obj._where_calc(cr, user, domain, context=context)
585 obj._apply_ir_rules(cr, user, wquery, 'read', context=context)
586 from_c, where_c, where_params = wquery.get_sql()
588 where_c = ' AND ' + where_c
590 if offset or self._limit:
591 order_by = ' ORDER BY "%s".%s' %(obj._table, obj._order.split(',')[0])
596 if self._limit is not None:
597 limit_str = ' LIMIT %d' % self._limit
599 query = 'SELECT %(rel)s.%(id2)s, %(rel)s.%(id1)s \
600 FROM %(rel)s, %(from_c)s \
601 WHERE %(rel)s.%(id1)s IN %%s \
602 AND %(rel)s.%(id2)s = %(tbl)s.id \
614 'order_by': order_by,
617 cr.execute(query, [tuple(ids),] + where_params)
618 for r in cr.fetchall():
619 res[r[1]].append(r[0])
622 def set(self, cr, obj, id, name, values, user=None, context=None):
627 obj = obj.pool.get(self._obj)
629 if not (isinstance(act, list) or isinstance(act, tuple)) or not act:
632 idnew = obj.create(cr, user, act[2])
633 cr.execute('insert into '+self._rel+' ('+self._id1+','+self._id2+') values (%s,%s)', (id, idnew))
635 obj.write(cr, user, [act[1]], act[2], context=context)
637 obj.unlink(cr, user, [act[1]], context=context)
639 cr.execute('delete from '+self._rel+' where ' + self._id1 + '=%s and '+ self._id2 + '=%s', (id, act[1]))
641 # following queries are in the same transaction - so should be relatively safe
642 cr.execute('SELECT 1 FROM '+self._rel+' WHERE '+self._id1+' = %s and '+self._id2+' = %s', (id, act[1]))
643 if not cr.fetchone():
644 cr.execute('insert into '+self._rel+' ('+self._id1+','+self._id2+') values (%s,%s)', (id, act[1]))
646 cr.execute('delete from '+self._rel+' where ' + self._id1 + ' = %s', (id,))
649 d1, d2,tables = obj.pool.get('ir.rule').domain_get(cr, user, obj._name, context=context)
651 d1 = ' and ' + ' and '.join(d1)
654 cr.execute('delete from '+self._rel+' where '+self._id1+'=%s AND '+self._id2+' IN (SELECT '+self._rel+'.'+self._id2+' FROM '+self._rel+', '+','.join(tables)+' WHERE '+self._rel+'.'+self._id1+'=%s AND '+self._rel+'.'+self._id2+' = '+obj._table+'.id '+ d1 +')', [id, id]+d2)
656 for act_nbr in act[2]:
657 cr.execute('insert into '+self._rel+' ('+self._id1+','+self._id2+') values (%s, %s)', (id, act_nbr))
660 # TODO: use a name_search
662 def search(self, cr, obj, args, name, value, offset=0, limit=None, uid=None, operator='like', context=None):
663 return obj.pool.get(self._obj).search(cr, uid, args+self._domain+[('name', operator, value)], offset, limit, context=context)
665 def get_memory(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
668 result[id] = obj.datas[id].get(name, [])
671 def set_memory(self, cr, obj, id, name, values, user=None, context=None):
675 # TODO: use constants instead of these magic numbers
677 raise _('Not Implemented')
679 raise _('Not Implemented')
681 raise _('Not Implemented')
683 raise _('Not Implemented')
685 raise _('Not Implemented')
687 raise _('Not Implemented')
689 obj.datas[id][name] = act[2]
692 def get_nice_size(a):
694 if isinstance(y, (int,long)):
700 return (x, tools.human_size(size))
702 def sanitize_binary_value(dict_item):
703 # binary fields should be 7-bit ASCII base64-encoded data,
704 # but we do additional sanity checks to make sure the values
705 # are not something else that won't pass via xmlrpc
706 index, value = dict_item
707 if isinstance(value, (xmlrpclib.Binary, tuple, list, dict)):
708 # these builtin types are meant to pass untouched
711 # For all other cases, handle the value as a binary string:
712 # it could be a 7-bit ASCII string (e.g base64 data), but also
713 # any 8-bit content from files, with byte values that cannot
714 # be passed inside XML!
716 # - http://bugs.python.org/issue10066
717 # - http://www.w3.org/TR/2000/REC-xml-20001006#NT-Char
719 # One solution is to convert the byte-string to unicode,
720 # so it gets serialized as utf-8 encoded data (always valid XML)
721 # If invalid XML byte values were present, tools.ustr() uses
722 # the Latin-1 codec as fallback, which converts any 8-bit
723 # byte value, resulting in valid utf-8-encoded bytes
725 # >>> unicode('\xe1','latin1').encode('utf8') == '\xc3\xa1'
726 # Note: when this happens, decoding on the other endpoint
727 # is not likely to produce the expected output, but this is
728 # just a safety mechanism (in these cases base64 data or
729 # xmlrpc.Binary values should be used instead)
730 return index, tools.ustr(value)
733 # ---------------------------------------------------------
735 # ---------------------------------------------------------
736 class function(_column):
737 _classic_read = False
738 _classic_write = False
744 # multi: compute several fields in one call
746 def __init__(self, fnct, arg=None, fnct_inv=None, fnct_inv_arg=None, type='float', fnct_search=None, obj=None, method=False, store=False, multi=False, **args):
747 _column.__init__(self, **args)
749 self._method = method
751 self._fnct_inv = fnct_inv
754 if 'relation' in args:
755 self._obj = args['relation']
757 self.digits = args.get('digits', (16,2))
758 self.digits_compute = args.get('digits_compute', None)
760 self._fnct_inv_arg = fnct_inv_arg
764 self._fnct_search = fnct_search
767 if not fnct_search and not store:
768 self.selectable = False
771 if self._type != 'many2one':
772 # m2o fields need to return tuples with name_get, not just foreign keys
773 self._classic_read = True
774 self._classic_write = True
776 self._symbol_get=lambda x:x and str(x)
779 self._symbol_c = float._symbol_c
780 self._symbol_f = float._symbol_f
781 self._symbol_set = float._symbol_set
783 if type == 'boolean':
784 self._symbol_c = boolean._symbol_c
785 self._symbol_f = boolean._symbol_f
786 self._symbol_set = boolean._symbol_set
788 if type in ['integer','integer_big']:
789 self._symbol_c = integer._symbol_c
790 self._symbol_f = integer._symbol_f
791 self._symbol_set = integer._symbol_set
793 def digits_change(self, cr):
794 if self.digits_compute:
795 t = self.digits_compute(cr)
796 self._symbol_set=('%s', lambda x: ('%.'+str(t[1])+'f') % (__builtin__.float(x or 0.0),))
800 def search(self, cr, uid, obj, name, args, context=None):
801 if not self._fnct_search:
802 #CHECKME: should raise an exception
804 return self._fnct_search(obj, cr, uid, obj, name, args, context=context)
806 def get(self, cr, obj, ids, name, user=None, context=None, values=None):
813 res = self._fnct(obj, cr, user, ids, name, self._arg, context)
815 res = self._fnct(cr, obj._table, ids, name, self._arg, context)
817 if self._type == "many2one" :
818 # Filtering only integer/long values if passed
819 res_ids = [x for x in res.values() if x and isinstance(x, (int,long))]
822 obj_model = obj.pool.get(self._obj)
823 dict_names = dict(obj_model.name_get(cr, user, res_ids, context))
825 if res[r] and res[r] in dict_names:
826 res[r] = (res[r], dict_names[res[r]])
828 if self._type == 'binary':
829 if context.get('bin_size', False):
830 # client requests only the size of binary fields
831 res = dict(map(get_nice_size, res.items()))
833 res = dict(map(sanitize_binary_value, res.items()))
835 if self._type == "integer":
837 # Converting value into string so that it does not affect XML-RPC Limits
838 if isinstance(res[r],dict): # To treat integer values with _multi attribute
839 for record in res[r].keys():
840 res[r][record] = str(res[r][record])
846 def set(self, cr, obj, id, name, value, user=None, context=None):
850 self._fnct_inv(obj, cr, user, id, name, value, self._fnct_inv_arg, context)
853 # ---------------------------------------------------------
855 # ---------------------------------------------------------
857 class related(function):
859 def _fnct_search(self, tobj, cr, uid, obj=None, name=None, domain=None, context=None):
860 self._field_get2(cr, uid, obj, context)
864 if type(sarg) in [type([]), type( (1,) )]:
865 where = [(self._arg[i], 'in', sarg)]
867 where = [(self._arg[i], '=', sarg)]
869 where = map(lambda x: (self._arg[i],x[1], x[2]), domain)
871 sarg = obj.pool.get(self._relations[i]['object']).search(cr, uid, where, context=context)
873 return [(self._arg[0], 'in', sarg)]
875 def _fnct_write(self,obj,cr, uid, ids, field_name, values, args, context=None):
876 self._field_get2(cr, uid, obj, context=context)
877 if type(ids) != type([]):
879 objlst = obj.browse(cr, uid, ids)
883 for i in range(len(self.arg)):
885 field_detail = self._relations[i]
886 if not t_data[self.arg[i]]:
887 if self._type not in ('one2many', 'many2many'):
890 elif field_detail['type'] in ('one2many', 'many2many'):
891 if self._type != "many2one":
893 t_data = t_data[self.arg[i]][0]
898 t_data = t_data[self.arg[i]]
900 model = obj.pool.get(self._relations[-1]['object'])
901 model.write(cr, uid, [t_id], {args[-1]: values}, context=context)
903 def _fnct_read(self, obj, cr, uid, ids, field_name, args, context=None):
904 self._field_get2(cr, uid, obj, context)
905 if not ids: return {}
907 if self._type in ('one2many', 'many2many'):
908 res = dict([(i, []) for i in ids])
910 res = {}.fromkeys(ids, False)
912 objlst = obj.browse(cr, 1, ids, context=context)
918 for i in range(len(self.arg)):
919 field_detail = self._relations[i]
920 relation = field_detail['object']
922 if not t_data[self.arg[i]]:
928 if field_detail['type'] in ('one2many', 'many2many') and i != len(self.arg) - 1:
929 t_data = t_data[self.arg[i]][0]
931 t_data = t_data[self.arg[i]]
932 if type(t_data) == type(objlst[0]):
933 res[data.id] = t_data.id
935 res[data.id] = t_data
936 if self._type=='many2one':
937 ids = filter(None, res.values())
939 ng = dict(obj.pool.get(self._obj).name_get(cr, 1, ids, context=context))
942 res[r] = (res[r], ng[res[r]])
943 elif self._type in ('one2many', 'many2many'):
946 res[r] = [x.id for x in res[r]]
949 def __init__(self, *arg, **args):
952 super(related, self).__init__(self._fnct_read, arg, self._fnct_write, fnct_inv_arg=arg, method=True, fnct_search=self._fnct_search, **args)
953 if self.store is True:
954 # TODO: improve here to change self.store = {...} according to related objects
957 def _field_get2(self, cr, uid, obj, context=None):
961 for i in range(len(self._arg)):
962 f = obj.pool.get(obj_name).fields_get(cr, uid, [self._arg[i]], context=context)[self._arg[i]]
963 self._relations.append({
968 if f.get('relation',False):
969 obj_name = f['relation']
970 self._relations[-1]['relation'] = f['relation']
972 # ---------------------------------------------------------
974 # ---------------------------------------------------------
976 class dummy(function):
977 def _fnct_search(self, tobj, cr, uid, obj=None, name=None, domain=None, context=None):
980 def _fnct_write(self, obj, cr, uid, ids, field_name, values, args, context=None):
983 def _fnct_read(self, obj, cr, uid, ids, field_name, args, context=None):
986 def __init__(self, *arg, **args):
989 super(dummy, self).__init__(self._fnct_read, arg, self._fnct_write, fnct_inv_arg=arg, method=True, fnct_search=None, **args)
991 # ---------------------------------------------------------
993 # ---------------------------------------------------------
994 class serialized(_column):
995 def __init__(self, string='unknown', serialize_func=repr, deserialize_func=eval, type='text', **args):
996 self._serialize_func = serialize_func
997 self._deserialize_func = deserialize_func
999 self._symbol_set = (self._symbol_c, self._serialize_func)
1000 self._symbol_get = self._deserialize_func
1001 super(serialized, self).__init__(string=string, **args)
1004 # TODO: review completly this class for speed improvement
1005 class property(function):
1007 def _get_default(self, obj, cr, uid, prop_name, context=None):
1008 return self._get_defaults(obj, cr, uid, [prop_name], context=None)[0][prop_name]
1010 def _get_defaults(self, obj, cr, uid, prop_name, context=None):
1011 prop = obj.pool.get('ir.property')
1012 domain = [('fields_id.model', '=', obj._name), ('fields_id.name','in',prop_name), ('res_id','=',False)]
1013 ids = prop.search(cr, uid, domain, context=context)
1015 default_value = {}.fromkeys(prop_name, False)
1016 for prop_rec in prop.browse(cr, uid, ids, context=context):
1017 if default_value.get(prop_rec.fields_id.name, False):
1019 value = prop.get_by_record(cr, uid, prop_rec, context=context) or False
1020 default_value[prop_rec.fields_id.name] = value
1021 if value and (prop_rec.type == 'many2one'):
1022 replaces.setdefault(value._name, {})
1023 replaces[value._name][value.id] = True
1024 return default_value, replaces
1026 def _get_by_id(self, obj, cr, uid, prop_name, ids, context=None):
1027 prop = obj.pool.get('ir.property')
1028 vids = [obj._name + ',' + str(oid) for oid in ids]
1030 domain = [('fields_id.model', '=', obj._name), ('fields_id.name','in',prop_name)]
1031 #domain = prop._get_domain(cr, uid, prop_name, obj._name, context)
1033 domain = [('res_id', 'in', vids)] + domain
1034 return prop.search(cr, uid, domain, context=context)
1036 # TODO: to rewrite more clean
1037 def _fnct_write(self, obj, cr, uid, id, prop_name, id_val, obj_dest, context=None):
1041 nids = self._get_by_id(obj, cr, uid, [prop_name], [id], context)
1043 cr.execute('DELETE FROM ir_property WHERE id IN %s', (tuple(nids),))
1045 default_val = self._get_default(obj, cr, uid, prop_name, context)
1046 property_create = False
1047 if isinstance(default_val, osv.orm.browse_record):
1048 if default_val.id != id_val:
1049 property_create = True
1050 elif default_val != id_val:
1051 property_create = True
1054 def_id = self._field_get(cr, uid, obj._name, prop_name)
1055 company = obj.pool.get('res.company')
1056 cid = company._company_default_get(cr, uid, obj._name, def_id,
1058 propdef = obj.pool.get('ir.model.fields').browse(cr, uid, def_id,
1060 prop = obj.pool.get('ir.property')
1061 return prop.create(cr, uid, {
1062 'name': propdef.name,
1064 'res_id': obj._name+','+str(id),
1066 'fields_id': def_id,
1072 def _fnct_read(self, obj, cr, uid, ids, prop_name, obj_dest, context=None):
1073 properties = obj.pool.get('ir.property')
1074 domain = [('fields_id.model', '=', obj._name), ('fields_id.name','in',prop_name)]
1075 domain += [('res_id','in', [obj._name + ',' + str(oid) for oid in ids])]
1076 nids = properties.search(cr, uid, domain, context=context)
1077 default_val,replaces = self._get_defaults(obj, cr, uid, prop_name, context)
1081 res[id] = default_val.copy()
1083 brs = properties.browse(cr, uid, nids, context=context)
1085 value = properties.get_by_record(cr, uid, prop, context=context)
1086 res[prop.res_id.id][prop.fields_id.name] = value or False
1087 if value and (prop.type == 'many2one'):
1088 record_exists = obj.pool.get(value._name).exists(cr, uid, value.id)
1090 replaces.setdefault(value._name, {})
1091 replaces[value._name][value.id] = True
1093 res[prop.res_id.id][prop.fields_id.name] = False
1095 for rep in replaces:
1096 nids = obj.pool.get(rep).search(cr, uid, [('id','in',replaces[rep].keys())], context=context)
1097 replaces[rep] = dict(obj.pool.get(rep).name_get(cr, uid, nids, context=context))
1099 for prop in prop_name:
1101 if res[id][prop] and hasattr(res[id][prop], '_name'):
1102 res[id][prop] = (res[id][prop].id , replaces[res[id][prop]._name].get(res[id][prop].id, False))
1107 def _field_get(self, cr, uid, model_name, prop):
1108 if not self.field_id.get(cr.dbname):
1109 cr.execute('SELECT id \
1110 FROM ir_model_fields \
1111 WHERE name=%s AND model=%s', (prop, model_name))
1113 self.field_id[cr.dbname] = res and res[0]
1114 return self.field_id[cr.dbname]
1116 def __init__(self, obj_prop, **args):
1117 # TODO remove obj_prop parameter (use many2one type)
1119 function.__init__(self, self._fnct_read, False, self._fnct_write,
1120 obj_prop, multi='properties', **args)
1126 class column_info(object):
1127 """Struct containing details about an osv column, either one local to
1128 its model, or one inherited via _inherits.
1130 :attr name: name of the column
1131 :attr column: column instance, subclass of osv.fields._column
1132 :attr parent_model: if the column is inherited, name of the model
1133 that contains it, None for local columns.
1134 :attr parent_column: the name of the column containing the m2o
1135 relationship to the parent model that contains
1136 this column, None for local columns.
1137 :attr original_parent: if the column is inherited, name of the original
1138 parent model that contains it i.e in case of multilevel
1139 inheritence, None for local columns.
1141 def __init__(self, name, column, parent_model=None, parent_column=None, original_parent=None):
1143 self.column = column
1144 self.parent_model = parent_model
1145 self.parent_column = parent_column
1146 self.original_parent = original_parent
1148 # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: