This repository has been archived by the owner on Dec 30, 2022. It is now read-only.
/
modelstorage.py
1543 lines (1425 loc) · 61.8 KB
/
modelstorage.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
import datetime
import time
import csv
import warnings
from decimal import Decimal
from itertools import islice, chain
from functools import reduce, wraps
from operator import itemgetter
from collections import defaultdict
from trytond.model import Model
from trytond.model import fields
from trytond.tools import reduce_domain, memoize, is_instance_method, \
grouped_slice
from trytond.pyson import PYSONEncoder, PYSONDecoder, PYSON
from trytond.const import OPERATORS
from trytond.config import config
from trytond.transaction import Transaction
from trytond.pool import Pool
from trytond.cache import LRUDict, LRUDictTransaction, freeze
from trytond.rpc import RPC
from .modelview import ModelView
from .descriptors import dualmethod
__all__ = ['ModelStorage', 'EvalEnvironment']
def without_check_access(func):
@wraps(func)
def wrapper(*args, **kwargs):
with Transaction().set_context(_check_access=False):
return func(*args, **kwargs)
return wrapper
def cache_size():
return Transaction().context.get('_record_cache_size',
config.getint('cache', 'record'))
class ModelStorage(Model):
"""
Define a model with storage capability in Tryton.
"""
create_uid = fields.Many2One('res.user', 'Create User', readonly=True)
create_date = fields.Timestamp('Create Date', readonly=True)
write_uid = fields.Many2One('res.user', 'Write User', readonly=True)
write_date = fields.Timestamp('Write Date', readonly=True)
rec_name = fields.Function(fields.Char('Record Name'), 'get_rec_name',
searcher='search_rec_name')
@classmethod
def __setup__(cls):
super(ModelStorage, cls).__setup__()
if issubclass(cls, ModelView):
cls.__rpc__.update({
'create': RPC(readonly=False,
result=lambda r: list(map(int, r))),
'read': RPC(),
'write': RPC(readonly=False,
instantiate=slice(0, None, 2)),
'delete': RPC(readonly=False, instantiate=0),
'copy': RPC(readonly=False, instantiate=0, unique=False,
result=lambda r: list(map(int, r))),
'search': RPC(result=lambda r: list(map(int, r))),
'search_count': RPC(),
'search_read': RPC(),
'export_data': RPC(instantiate=0, unique=False),
'import_data': RPC(readonly=False),
})
cls._constraints = []
@staticmethod
def default_create_uid():
"Default value for uid field."
return int(Transaction().user)
@staticmethod
def default_create_date():
"Default value for create_date field."
return datetime.datetime.today()
@classmethod
def create(cls, vlist):
'''
Returns the list of created records.
'''
pool = Pool()
ModelAccess = pool.get('ir.model.access')
ModelFieldAccess = pool.get('ir.model.field.access')
ModelAccess.check(cls.__name__, 'create')
all_fields = list(set(chain(*(iter(v.keys()) for v in vlist))))
ModelFieldAccess.check(cls.__name__, all_fields, 'write')
# Increase transaction counter
Transaction().counter += 1
@classmethod
@without_check_access
def trigger_create(cls, records):
'''
Trigger create actions
'''
Trigger = Pool().get('ir.trigger')
triggers = Trigger.get_triggers(cls.__name__, 'create')
if not triggers:
return
for trigger in triggers:
triggers = []
for record in records:
if Trigger.eval(trigger, record):
triggers.append(record)
if triggers:
Trigger.trigger_action(triggers, trigger)
@classmethod
def read(cls, ids, fields_names=None):
'''
Read fields_names of record ids.
If fields_names is None, it read all fields.
The order is not guaranteed.
'''
pool = Pool()
ModelAccess = pool.get('ir.model.access')
ModelFieldAccess = pool.get('ir.model.field.access')
if not fields_names:
fields_names = []
for field_name in cls._fields.keys():
if ModelAccess.check_relation(cls.__name__, field_name,
mode='read'):
fields_names.append(field_name)
ModelAccess.check(cls.__name__, 'read')
ModelFieldAccess.check(cls.__name__, fields_names, 'read')
return []
@classmethod
def write(cls, records, values, *args):
'''
Write values on records.
'''
pool = Pool()
ModelAccess = pool.get('ir.model.access')
ModelFieldAccess = pool.get('ir.model.field.access')
assert not len(args) % 2
actions = iter((records, values) + args)
all_records = []
all_fields = set()
for records, values in zip(actions, actions):
if not cls.check_xml_record(records, values):
cls.raise_user_error('write_xml_record',
error_description='xml_record_desc')
all_records += records
all_fields.update(values.keys())
ModelAccess.check(cls.__name__, 'write')
ModelFieldAccess.check(cls.__name__, all_fields, 'write')
# Increase transaction counter
Transaction().counter += 1
# Clean local cache
for record in all_records:
local_cache = record._local_cache.get(record.id)
if local_cache:
local_cache.clear()
# Clean transaction cache
for cache in Transaction().cache.values():
if cls.__name__ in cache:
for record in all_records:
if record.id in cache[cls.__name__]:
cache[cls.__name__][record.id].clear()
@classmethod
def trigger_write_get_eligibles(cls, records):
'''
Return eligible records for write actions by triggers
'''
Trigger = Pool().get('ir.trigger')
triggers = Trigger.get_triggers(cls.__name__, 'write')
if not triggers:
return {}
eligibles = {}
for trigger in triggers:
eligibles[trigger] = []
for record in records:
if not Trigger.eval(trigger, record):
eligibles[trigger].append(record)
return eligibles
@classmethod
@without_check_access
def trigger_write(cls, eligibles):
'''
Trigger write actions.
eligibles is a dictionary of the lists of eligible records by triggers
'''
Trigger = Pool().get('ir.trigger')
for trigger, records in eligibles.items():
triggered = []
for record in records:
if Trigger.eval(trigger, record):
triggered.append(record)
if triggered:
Trigger.trigger_action(triggered, trigger)
@classmethod
def index_set_field(cls, name):
"Returns the index sort order of the field set calls."
return 0
@classmethod
def delete(cls, records):
'''
Delete records.
'''
ModelAccess = Pool().get('ir.model.access')
ModelAccess.check(cls.__name__, 'delete')
if not cls.check_xml_record(records, None):
cls.raise_user_error('delete_xml_record',
error_description='xml_record_desc')
# Increase transaction counter
Transaction().counter += 1
# Clean transaction cache
for cache in list(Transaction().cache.values()):
for cache in (cache, list(cache.get('_language_cache', {}).values())):
if cls.__name__ in cache:
for record in records:
if record.id in cache[cls.__name__]:
del cache[cls.__name__][record.id]
@classmethod
@without_check_access
def trigger_delete(cls, records):
'''
Trigger delete actions
'''
Trigger = Pool().get('ir.trigger')
triggers = Trigger.get_triggers(cls.__name__, 'delete')
if not triggers:
return
for trigger in triggers:
triggered = []
for record in records:
if Trigger.eval(trigger, record):
triggered.append(record)
if triggered:
Trigger.trigger_action(triggered, trigger)
@classmethod
def copy(cls, records, default=None):
'''
Duplicate the records and return a list of new records.
'''
pool = Pool()
Lang = pool.get('ir.lang')
if default is None:
default = {}
if 'state' not in default:
if 'state' in cls._defaults:
default['state'] = cls._defaults['state']()
def is_readonly(Model):
return (not issubclass(Model, ModelStorage)
or callable(getattr(Model, 'table_query', None)))
def convert_data(field_defs, data):
data = data.copy()
for field_name in field_defs:
ftype = field_defs[field_name]['type']
field = cls._fields[field_name]
if field_name in (
'create_date',
'create_uid',
'write_date',
'write_uid',
):
del data[field_name]
if field_name in default:
data[field_name] = default[field_name]
if (isinstance(field, fields.Function)
and not isinstance(field, fields.MultiValue)):
del data[field_name]
elif ftype in ('many2one', 'one2one'):
try:
data[field_name] = data[field_name] and \
data[field_name][0]
except Exception:
pass
elif ftype in ('one2many',):
if is_readonly(field.get_target()):
del data[field_name]
elif data[field_name]:
data[field_name] = [('copy', data[field_name])]
elif ftype == 'many2many':
if is_readonly(pool.get(field.relation_name)):
del data[field_name]
elif data[field_name]:
data[field_name] = [('add', data[field_name])]
if 'id' in data:
del data['id']
return data
# Reset MPTT field to the default value
mptt = set()
for field in cls._fields.values():
if (isinstance(field, fields.Many2One)
and field.model_name == cls.__name__
and field.left and field.right):
mptt.add(field.left)
mptt.add(field.right)
fields_names = [n for n, f in cls._fields.items()
if (not isinstance(f, fields.Function)
or isinstance(f, fields.MultiValue))
and n not in mptt]
ids = list(map(int, records))
datas = cls.read(ids, fields_names=fields_names)
datas = dict((d['id'], d) for d in datas)
field_defs = cls.fields_get(fields_names=fields_names)
to_create = []
for id in ids:
data = convert_data(field_defs, datas[id])
to_create.append(data)
new_records = cls.create(to_create)
id2new_record = dict(zip(ids, new_records))
fields_translate = {}
for field_name, field in field_defs.items():
if field_name in cls._fields and \
getattr(cls._fields[field_name], 'translate', False):
fields_translate[field_name] = field
if fields_translate:
langs = Lang.search([
('translatable', '=', True),
])
if langs:
fields_names = list(fields_translate.keys()) + ['id']
for lang in langs:
# Prevent fuzzing translations when copying as the terms
# should be the same.
with Transaction().set_context(language=lang.code,
fuzzy_translation=False):
datas = cls.read(ids, fields_names=fields_names)
to_write = []
for data in datas:
to_write.append([id2new_record[data['id']]])
to_write.append(
convert_data(fields_translate, data))
cls.write(*to_write)
return new_records
@classmethod
def search(cls, domain, offset=0, limit=None, order=None, count=False):
'''
Return a list of records that match the domain.
'''
if count:
return 0
return []
@classmethod
def search_count(cls, domain):
'''
Return the number of records that match the domain.
'''
res = cls.search(domain, order=[], count=True)
if isinstance(res, list):
return len(res)
return res
@classmethod
def search_read(cls, domain, offset=0, limit=None, order=None,
fields_names=None):
'''
Call search and read functions at once.
Useful for the client to reduce the number of calls.
'''
records = cls.search(domain, offset=offset, limit=limit, order=order)
if not fields_names:
fields_names = list(cls._fields.keys())
if 'id' not in fields_names:
fields_names.append('id')
rows = cls.read(list(map(int, records)), fields_names)
index = {r.id: i for i, r in enumerate(records)}
rows.sort(key=lambda r: index[r['id']])
return rows
@classmethod
def _search_domain_active(cls, domain, active_test=True):
# reduce_domain return a new instance so we can safety modify domain
domain = reduce_domain(domain)
# if the object has a field named 'active', filter out all inactive
# records unless they were explicitely asked for
if not ('active' in cls._fields
and active_test
and Transaction().context.get('active_test', True)):
return domain
def process(domain):
i = 0
active_found = False
while i < len(domain):
arg = domain[i]
# add test for xmlrpc that doesn't handle tuple
if (isinstance(arg, tuple)
or (isinstance(arg, list)
and len(arg) > 2
and arg[1] in OPERATORS)):
if arg[0] == 'active':
active_found = True
elif isinstance(arg, list):
domain[i] = process(domain[i])
i += 1
if not active_found:
if (domain and ((isinstance(domain[0], str)
and domain[0] == 'AND')
or (not isinstance(domain[0], str)))):
domain.append(('active', '=', True))
else:
domain = ['AND', domain, ('active', '=', True)]
return domain
return process(domain)
def get_rec_name(self, name):
'''
Return the rec_name of the instance.
It is used by the Function field rec_name.
'''
rec_name = self._rec_name
if rec_name not in self._fields:
rec_name = 'id'
return str(getattr(self, rec_name))
@classmethod
def search_rec_name(cls, name, clause):
'''
Return a list of arguments for search on rec_name.
'''
rec_name = cls._rec_name
if rec_name not in cls._fields:
return []
return [(rec_name,) + tuple(clause[1:])]
@classmethod
def search_global(cls, text):
'''
Yield tuples (record, name, icon) for text
'''
# TODO improve search clause
for record in cls.search([
('rec_name', 'ilike', '%%%s%%' % text),
]):
yield record, record.rec_name, None
@classmethod
def browse(cls, ids):
'''
Return a list of instance for the ids
'''
transaction = Transaction()
ids = list(map(int, ids))
local_cache = LRUDictTransaction(cache_size())
transaction_cache = transaction.get_cache()
return [cls(x, _ids=ids,
_local_cache=local_cache,
_transaction_cache=transaction_cache,
_transaction=transaction) for x in ids]
@staticmethod
def __export_row(record, fields_names):
pool = Pool()
lines = []
data = ['' for x in range(len(fields_names))]
done = []
for fpos in range(len(fields_names)):
fields_tree = fields_names[fpos]
if not fields_tree:
continue
value = record
i = 0
while i < len(fields_tree):
if not isinstance(value, ModelStorage):
break
field_name = fields_tree[i]
descriptor = None
if '.' in field_name:
field_name, descriptor = field_name.split('.')
eModel = pool.get(value.__name__)
field = eModel._fields[field_name]
if field.states and 'invisible' in field.states:
pyson_invisible = PYSONEncoder().encode(
field.states['invisible'])
env = EvalEnvironment(value, eModel)
env.update(Transaction().context)
env['current_date'] = datetime.datetime.today()
env['time'] = time
env['context'] = Transaction().context
env['active_id'] = value.id
invisible = PYSONDecoder(env).decode(pyson_invisible)
if invisible:
value = ''
break
if descriptor:
value = getattr(field, descriptor)().__get__(value, eModel)
else:
value = getattr(value, field_name)
if isinstance(value, (list, tuple)):
first = True
child_fields_names = [(x[:i + 1] == fields_tree[:i + 1] and
x[i + 1:]) or [] for x in fields_names]
if child_fields_names in done:
break
done.append(child_fields_names)
for child_record in value:
child_lines = ModelStorage.__export_row(child_record,
child_fields_names)
if first:
for child_fpos in range(len(fields_names)):
if child_lines and child_lines[0][child_fpos]:
data[child_fpos] = \
child_lines[0][child_fpos]
lines += child_lines[1:]
first = False
else:
lines += child_lines
break
i += 1
if i == len(fields_tree):
if value is None:
value = ''
elif isinstance(value, Model):
value = str(value)
data[fpos] = value
return [data] + lines
@classmethod
def export_data(cls, records, fields_names):
'''
Return list of list of values for each record.
The list of values follows fields_names.
Relational fields are defined with '/' at any depth.
'''
fields_names = [x.split('/') for x in fields_names]
data = []
for record in records:
data += cls.__export_row(record, fields_names)
return data
@classmethod
def import_data(cls, fields_names, data):
'''
Create records for all values in data.
The field names of values must be defined in fields_names.
'''
pool = Pool()
@memoize(1000)
def get_many2one(relation, value):
if not value:
return None
Relation = pool.get(relation)
res = Relation.search([
('rec_name', '=', value),
], limit=2)
if len(res) < 1:
cls.raise_user_error('relation_not_found', (value, relation))
elif len(res) > 1:
cls.raise_user_error('too_many_relations_found',
(value, relation))
else:
res = res[0].id
return res
@memoize(1000)
def get_many2many(relation, value):
if not value:
return None
res = []
Relation = pool.get(relation)
for word in next(csv.reader(value.splitlines(), delimiter=',',
quoting=csv.QUOTE_NONE, escapechar='\\')):
res2 = Relation.search([
('rec_name', '=', word),
], limit=2)
if len(res2) < 1:
cls.raise_user_error('relation_not_found',
(word, relation))
elif len(res2) > 1:
cls.raise_user_error('too_many_relations_found',
(word, relation))
else:
res.extend(res2)
if len(res):
res = [('add', [x.id for x in res])]
return res
def get_one2one(relation, value):
return ('add', get_many2one(relation, value))
@memoize(1000)
def get_reference(value, field):
if not value:
return None
try:
relation, value = value.split(',', 1)
except Exception:
cls.raise_user_error('reference_syntax_error',
(value, '/'.join(field)))
Relation = pool.get(relation)
res = Relation.search([
('rec_name', '=', value),
], limit=2)
if len(res) < 1:
cls.raise_user_error('relation_not_found', (value, relation))
elif len(res) > 1:
cls.raise_user_error('too_many_relations_found',
(value, relation))
else:
res = '%s,%s' % (relation, res[0].id)
return res
@memoize(1000)
def get_by_id(value, field):
if not value:
return None
relation = None
ftype = fields_def[field[-1][:-3]]['type']
if ftype == 'many2many':
value = next(csv.reader(value.splitlines(), delimiter=',',
quoting=csv.QUOTE_NONE, escapechar='\\'))
elif ftype == 'reference':
try:
relation, value = value.split(',', 1)
except Exception:
cls.raise_user_error('reference_syntax_error',
(value, '/'.join(field)))
value = [value]
else:
value = [value]
res_ids = []
for word in value:
try:
module, xml_id = word.rsplit('.', 1)
except Exception:
cls.raise_user_error('xml_id_syntax_error',
(word, '/'.join(field)))
db_id = ModelData.get_id(module, xml_id)
res_ids.append(db_id)
if ftype == 'many2many' and res_ids:
return [('add', res_ids)]
elif ftype == 'reference' and res_ids:
return '%s,%s' % (relation, str(res_ids[0]))
return res_ids and res_ids[0] or False
def process_lines(data, prefix, fields_def, position=0):
line = data[position]
row = {}
translate = {}
todo = set()
prefix_len = len(prefix)
# Import normal fields_names
for i, field in enumerate(fields_names):
if i >= len(line):
raise Exception('ImportError',
'Please check that all your lines have %d cols.'
% len(fields_names))
is_prefix_len = (len(field) == (prefix_len + 1))
value = line[i]
if is_prefix_len and field[-1].endswith(':id'):
row[field[0][:-3]] = get_by_id(value, field)
elif is_prefix_len and ':lang=' in field[-1]:
field_name, lang = field[-1].split(':lang=')
translate.setdefault(lang, {})[field_name] = value or False
elif is_prefix_len and prefix == field[:-1]:
this_field_def = fields_def[field[-1]]
field_type = this_field_def['type']
res = None
if field_type == 'boolean':
if value.lower() == 'true':
res = True
elif value.lower() == 'false':
res = False
elif not value:
res = False
else:
res = bool(int(value))
elif field_type == 'integer':
res = int(value) if value else None
elif field_type == 'float':
res = float(value) if value else None
elif field_type == 'numeric':
res = Decimal(value) if value else None
elif field_type == 'date':
res = (datetime.datetime.strptime(value,
'%Y-%m-%d').date()
if value else None)
elif field_type == 'datetime':
res = (datetime.datetime.strptime(value,
'%Y-%m-%d %H:%M:%S')
if value else None)
elif field_type == 'many2one':
res = get_many2one(this_field_def['relation'], value)
elif field_type == 'many2many':
res = get_many2many(this_field_def['relation'], value)
elif field_type == 'one2one':
res = get_one2one(this_field_def['relation'], value)
elif field_type == 'reference':
res = get_reference(value, field)
else:
res = value or None
row[field[-1]] = res
elif prefix == field[0:prefix_len]:
todo.add(field[prefix_len])
# Import one2many fields
nbrmax = 1
for field in todo:
newfd = pool.get(fields_def[field]['relation']
).fields_get()
res = process_lines(data, prefix + [field], newfd,
position)
(newrow, max2, _) = res
nbrmax = max(nbrmax, max2)
reduce(lambda x, y: x and y, newrow)
row[field] = (reduce(lambda x, y: x or y, list(newrow.values())) and
[('create', [newrow])]) or []
i = max2
while (position + i) < len(data):
test = True
for j, field2 in enumerate(fields_names):
if (len(field2) <= (prefix_len + 1)
and data[position + i][j]):
test = False
break
if not test:
break
(newrow, max2, _) = \
process_lines(data, prefix + [field], newfd,
position + i)
if reduce(lambda x, y: x or y, list(newrow.values())):
row[field].append(('create', [newrow]))
i += max2
nbrmax = max(nbrmax, i)
if prefix_len == 0:
for i in range(max(nbrmax, 1)):
data.pop(0)
return (row, nbrmax, translate)
ModelData = pool.get('ir.model.data')
len_fields_names = len(fields_names)
assert all(len(x) == len_fields_names for x in data)
fields_names = [x.split('/') for x in fields_names]
fields_def = cls.fields_get()
to_create, translations, languages = [], [], set()
while len(data):
(res, _, translate) = \
process_lines(data, [], fields_def)
to_create.append(res)
translations.append(translate)
languages.update(translate)
new_records = cls.create(to_create)
for language in languages:
translated = [t.get(language, {}) for t in translations]
with Transaction().set_context(language=language):
cls.write(*chain(*filter(itemgetter(1),
zip(([r] for r in new_records), translated))))
return len(new_records)
@classmethod
def check_xml_record(cls, records, values):
"""
Check if a list of records and their corresponding fields are
originating from xml data. This is used by write and delete
functions: if the return value is True the records can be
written/deleted, False otherwise. The default behaviour is to
forbid any modification on records/fields originating from
xml. Values is the dictionary of written values. If values is
equal to None, no field by field check is performed, False is
returned as soon as one of the record comes from the xml.
"""
ModelData = Pool().get('ir.model.data')
# Allow root user to update/delete
if (Transaction().user == 0
or not ModelData.has_model(cls.__name__)):
return True
with Transaction().set_context(_check_access=False):
models_data = ModelData.search([
('model', '=', cls.__name__),
('db_id', 'in', list(map(int, records))),
])
if not models_data:
return True
if values is None:
return False
for model_data in models_data:
if not model_data.values or model_data.noupdate:
continue
xml_values = ModelData.load_values(model_data.values)
for key, val in values.items():
if key in xml_values and val != xml_values[key]:
return False
return True
@classmethod
def _get_error_args(cls, field_name):
pool = Pool()
ModelField = pool.get('ir.model.field')
error_args = {
'field': field_name,
'model': cls.__name__
}
if ModelField:
model_fields = ModelField.search([
('name', '=', field_name),
('model.model', '=', cls.__name__),
], limit=1)
if model_fields:
model_field, = model_fields
error_args.update({
'field': model_field.field_description,
'model': model_field.model.name,
})
return error_args
@classmethod
def validate(cls, records):
pass
@classmethod
def _validate(cls, records, field_names=None):
pool = Pool()
# Ensure that records are readable
with Transaction().set_context(_check_access=False):
records = cls.browse(records)
def call(name):
method = getattr(cls, name)
if not is_instance_method(cls, name):
return method(records)
else:
return all(method(r) for r in records)
for field in cls._constraints:
warnings.warn(
'_constraints is deprecated, override validate instead',
DeprecationWarning, stacklevel=2)
if not call(field[0]):
cls.raise_user_error(field[1])
ctx_pref = {}
if Transaction().user:
try:
User = pool.get('res.user')
except KeyError:
pass
else:
ctx_pref = User.get_preferences(context_only=True)
def is_pyson(test):
if isinstance(test, PYSON):
return True
if isinstance(test, (list, tuple)):
for i in test:
if isinstance(i, PYSON):
return True
if isinstance(i, (list, tuple)):
if is_pyson(i):
return True
if isinstance(test, dict):
for key, value in list(test.items()):
if isinstance(value, PYSON):
return True
if isinstance(value, (list, tuple, dict)):
if is_pyson(value):
return True
return False
def validate_domain(field):
if not field.domain:
return
if field._type in ['dict', 'reference']:
return
if field._type in ('many2one', 'one2many'):
Relation = pool.get(field.model_name)
elif field._type in ('many2many', 'one2one'):
Relation = field.get_target()
else:
Relation = cls
domains = defaultdict(list)
if is_pyson(field.domain):
pyson_domain = PYSONEncoder().encode(field.domain)
for record in records:
env = EvalEnvironment(record, cls)
env.update(Transaction().context)
env['current_date'] = datetime.datetime.today()
env['time'] = time
env['context'] = Transaction().context
env['active_id'] = record.id
domain = freeze(PYSONDecoder(env).decode(pyson_domain))
domains[domain].append(record)
# Select strategy depending if it is closer to one domain per
# record or one domain for all records
if len(domains) > len(records) * 0.5:
# Do not use IN_MAX to let spaces for the pyson domain
in_max = Transaction().database.IN_MAX
count = in_max // 10
new_domains = {}
for sub_domains in grouped_slice(list(domains.keys()), count):
grouped_domain = ['OR']
grouped_records = []
for d in sub_domains:
sub_records = domains[d]
grouped_records.extend(sub_records)
relations = relation_domain(field, sub_records)
if len(relations) > in_max:
break
grouped_domain.append(
[('id', 'in', [r.id for r in relations]), d])
new_domains[freeze(grouped_domain)] = grouped_records
else:
domains = new_domains
else:
domains[freeze(field.domain)].extend(records)
for domain, sub_records in domains.items():
validate_relation_domain(field, sub_records, Relation, domain)
def relation_domain(field, records):
if field._type in ('many2one', 'one2many', 'many2many', 'one2one'):
relations = set()
for record in records:
if getattr(record, field.name):
if field._type in ('many2one', 'one2one'):
relations.add(getattr(record, field.name))
else:
relations.update(getattr(record, field.name))
else:
# Cache alignment is not a problem
relations = set(records)
return relations
def validate_relation_domain(field, records, Relation, domain):
relations = relation_domain(field, records)
if relations:
for sub_relations in grouped_slice(relations):
sub_relations = set(sub_relations)
# Use root user to skip access rules
with Transaction().set_user(0):
finds = Relation.search(['AND',
[('id', 'in', [r.id for r in sub_relations])],
domain,
])
if sub_relations != set(finds):
cls.raise_user_error('domain_validation_record',
error_args=cls._get_error_args(field.name))
field_names = set(field_names or [])
function_fields = {name for name, field in cls._fields.items()
if isinstance(field, fields.Function)}
ctx_pref['active_test'] = False
with Transaction().set_context(ctx_pref):
for field_name, field in cls._fields.items():
depends = set(field.depends)
if (field_names
and field_name not in field_names
and not (depends & field_names)
and not (depends & function_fields)):
continue
if isinstance(field, fields.Function):
continue
validate_domain(field)
def required_test(value, field_name, field):
if (isinstance(value, (type(None), type(False), list,
tuple, str, dict))
and not value):
cls.raise_user_error('required_validation_record',
error_args=cls._get_error_args(field_name))
if (field._type == 'reference'
and not isinstance(value, ModelStorage)):
cls.raise_user_error('required_validation_record',