1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
/* |
6
|
|
|
* This file is part of the Sonata Project package. |
7
|
|
|
* |
8
|
|
|
* (c) Thomas Rabaix <[email protected]> |
9
|
|
|
* |
10
|
|
|
* For the full copyright and license information, please view the LICENSE |
11
|
|
|
* file that was distributed with this source code. |
12
|
|
|
*/ |
13
|
|
|
|
14
|
|
|
namespace Sonata\DoctrineMongoDBAdminBundle\Model; |
15
|
|
|
|
16
|
|
|
use Doctrine\Common\Collections\ArrayCollection; |
17
|
|
|
use Doctrine\Common\Persistence\Mapping\ClassMetadata as CommonClassMetadata; |
18
|
|
|
use Doctrine\ODM\MongoDB\Query\Builder; |
19
|
|
|
use Doctrine\Persistence\Mapping\ClassMetadata; |
20
|
|
|
use Sonata\AdminBundle\Admin\FieldDescriptionInterface; |
21
|
|
|
use Sonata\AdminBundle\Datagrid\DatagridInterface; |
22
|
|
|
use Sonata\AdminBundle\Datagrid\ProxyQueryInterface; |
23
|
|
|
use Sonata\AdminBundle\Model\ModelManagerInterface; |
24
|
|
|
use Sonata\DoctrineMongoDBAdminBundle\Admin\FieldDescription; |
25
|
|
|
use Sonata\DoctrineMongoDBAdminBundle\Datagrid\ProxyQuery; |
26
|
|
|
use Sonata\Exporter\Source\DoctrineODMQuerySourceIterator; |
27
|
|
|
use Symfony\Bridge\Doctrine\ManagerRegistry; |
28
|
|
|
use Symfony\Component\PropertyAccess\PropertyAccess; |
29
|
|
|
use Symfony\Component\PropertyAccess\PropertyAccessorInterface; |
30
|
|
|
|
31
|
|
|
class ModelManager implements ModelManagerInterface |
32
|
|
|
{ |
33
|
|
|
public const ID_SEPARATOR = '-'; |
34
|
|
|
|
35
|
|
|
/** |
36
|
|
|
* @var ManagerRegistry |
37
|
|
|
*/ |
38
|
|
|
protected $registry; |
39
|
|
|
|
40
|
|
|
/** |
41
|
|
|
* @var PropertyAccessorInterface |
42
|
|
|
*/ |
43
|
|
|
private $propertyAccessor; |
44
|
|
|
|
45
|
|
|
/** |
46
|
|
|
* NEXT_MAJOR: Make $propertyAccessor mandatory. |
47
|
|
|
*/ |
48
|
|
|
public function __construct(ManagerRegistry $registry, ?PropertyAccessorInterface $propertyAccessor = null) |
49
|
|
|
{ |
50
|
|
|
$this->registry = $registry; |
51
|
|
|
|
52
|
|
|
// NEXT_MAJOR: Remove this block. |
53
|
|
|
if (!$propertyAccessor instanceof PropertyAccessorInterface) { |
54
|
|
|
@trigger_error(sprintf( |
|
|
|
|
55
|
|
|
'Not passing an object implementing "%s" as argument 2 for "%s()" is deprecated since' |
56
|
|
|
.' sonata-project/doctrine-mongodb-admin-bundle 3.x and will throw a %s error in 4.0.', |
57
|
|
|
PropertyAccessorInterface::class, |
58
|
|
|
__METHOD__, |
59
|
|
|
\TypeError::class |
60
|
|
|
), E_USER_DEPRECATED); |
61
|
|
|
|
62
|
|
|
$propertyAccessor = PropertyAccess::createPropertyAccessor(); |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
$this->propertyAccessor = $propertyAccessor; |
66
|
|
|
} |
67
|
|
|
|
68
|
|
|
public function getMetadata($class) |
69
|
|
|
{ |
70
|
|
|
return $this->getDocumentManager($class)->getMetadataFactory()->getMetadataFor($class); |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
/** |
74
|
|
|
* Returns the model's metadata holding the fully qualified property, and the last |
75
|
|
|
* property name. |
76
|
|
|
* |
77
|
|
|
* @param string $baseClass The base class of the model holding the fully qualified property |
78
|
|
|
* @param string $propertyFullName The name of the fully qualified property (dot ('.') separated |
79
|
|
|
* property string) |
80
|
|
|
* |
81
|
|
|
* @return array( |
|
|
|
|
82
|
|
|
* \Doctrine\ODM\MongoDB\Mapping\ClassMetadata $parentMetadata, |
83
|
|
|
* string $lastPropertyName, |
84
|
|
|
* array $parentAssociationMappings |
85
|
|
|
* ) |
86
|
|
|
*/ |
87
|
|
|
public function getParentMetadataForProperty($baseClass, $propertyFullName) |
88
|
|
|
{ |
89
|
|
|
$nameElements = explode('.', $propertyFullName); |
90
|
|
|
$lastPropertyName = array_pop($nameElements); |
91
|
|
|
$class = $baseClass; |
92
|
|
|
$parentAssociationMappings = []; |
93
|
|
|
|
94
|
|
|
foreach ($nameElements as $nameElement) { |
95
|
|
|
$metadata = $this->getMetadata($class); |
96
|
|
|
$parentAssociationMappings[] = $metadata->associationMappings[$nameElement]; |
97
|
|
|
$class = $metadata->getAssociationTargetClass($nameElement); |
98
|
|
|
} |
99
|
|
|
|
100
|
|
|
return [$this->getMetadata($class), $lastPropertyName, $parentAssociationMappings]; |
101
|
|
|
} |
102
|
|
|
|
103
|
|
|
public function hasMetadata($class) |
104
|
|
|
{ |
105
|
|
|
return $this->getDocumentManager($class)->getMetadataFactory()->hasMetadataFor($class); |
106
|
|
|
} |
107
|
|
|
|
108
|
|
|
public function getNewFieldDescriptionInstance($class, $name, array $options = []) |
109
|
|
|
{ |
110
|
|
|
if (!\is_string($name)) { |
111
|
|
|
throw new \RuntimeException('The name argument must be a string'); |
112
|
|
|
} |
113
|
|
|
|
114
|
|
|
if (!isset($options['route']['name'])) { |
115
|
|
|
$options['route']['name'] = 'edit'; |
116
|
|
|
} |
117
|
|
|
|
118
|
|
|
if (!isset($options['route']['parameters'])) { |
119
|
|
|
$options['route']['parameters'] = []; |
120
|
|
|
} |
121
|
|
|
|
122
|
|
|
[$metadata, $propertyName, $parentAssociationMappings] = $this->getParentMetadataForProperty($class, $name); |
|
|
|
|
123
|
|
|
|
124
|
|
|
$fieldDescription = new FieldDescription(); |
125
|
|
|
$fieldDescription->setName($name); |
126
|
|
|
$fieldDescription->setOptions($options); |
127
|
|
|
$fieldDescription->setParentAssociationMappings($parentAssociationMappings); |
128
|
|
|
|
129
|
|
|
/* @var ClassMetadata */ |
130
|
|
|
if (isset($metadata->associationMappings[$propertyName])) { |
131
|
|
|
$fieldDescription->setAssociationMapping($metadata->associationMappings[$propertyName]); |
132
|
|
|
} |
133
|
|
|
|
134
|
|
|
if (isset($metadata->fieldMappings[$propertyName])) { |
135
|
|
|
$fieldDescription->setFieldMapping($metadata->fieldMappings[$propertyName]); |
136
|
|
|
} |
137
|
|
|
|
138
|
|
|
return $fieldDescription; |
139
|
|
|
} |
140
|
|
|
|
141
|
|
|
public function create($object): void |
142
|
|
|
{ |
143
|
|
|
$documentManager = $this->getDocumentManager($object); |
144
|
|
|
$documentManager->persist($object); |
145
|
|
|
$documentManager->flush(); |
146
|
|
|
} |
147
|
|
|
|
148
|
|
|
public function update($object): void |
149
|
|
|
{ |
150
|
|
|
$documentManager = $this->getDocumentManager($object); |
151
|
|
|
$documentManager->persist($object); |
152
|
|
|
$documentManager->flush(); |
153
|
|
|
} |
154
|
|
|
|
155
|
|
|
public function delete($object): void |
156
|
|
|
{ |
157
|
|
|
$documentManager = $this->getDocumentManager($object); |
158
|
|
|
$documentManager->remove($object); |
159
|
|
|
$documentManager->flush(); |
160
|
|
|
} |
161
|
|
|
|
162
|
|
|
public function find($class, $id) |
163
|
|
|
{ |
164
|
|
|
if (!isset($id)) { |
165
|
|
|
return null; |
166
|
|
|
} |
167
|
|
|
|
168
|
|
|
$documentManager = $this->getDocumentManager($class); |
169
|
|
|
|
170
|
|
|
if (is_numeric($id)) { |
171
|
|
|
$value = $documentManager->getRepository($class)->find((int) $id); |
172
|
|
|
|
173
|
|
|
if (!empty($value)) { |
174
|
|
|
return $value; |
175
|
|
|
} |
176
|
|
|
} |
177
|
|
|
|
178
|
|
|
return $documentManager->getRepository($class)->find($id); |
179
|
|
|
} |
180
|
|
|
|
181
|
|
|
public function findBy($class, array $criteria = []) |
182
|
|
|
{ |
183
|
|
|
return $this->getDocumentManager($class)->getRepository($class)->findBy($criteria); |
184
|
|
|
} |
185
|
|
|
|
186
|
|
|
public function findOneBy($class, array $criteria = []) |
187
|
|
|
{ |
188
|
|
|
return $this->getDocumentManager($class)->getRepository($class)->findOneBy($criteria); |
189
|
|
|
} |
190
|
|
|
|
191
|
|
|
/** |
192
|
|
|
* @param object|string $class |
193
|
|
|
* |
194
|
|
|
* @throw \RuntimeException |
195
|
|
|
* |
196
|
|
|
* @return \Doctrine\ODM\MongoDB\DocumentManager |
197
|
|
|
*/ |
198
|
|
|
public function getDocumentManager($class) |
199
|
|
|
{ |
200
|
|
|
if (\is_object($class)) { |
201
|
|
|
$class = \get_class($class); |
202
|
|
|
} |
203
|
|
|
|
204
|
|
|
$dm = $this->registry->getManagerForClass($class); |
205
|
|
|
|
206
|
|
|
if (!$dm) { |
207
|
|
|
throw new \RuntimeException(sprintf('No document manager defined for class %s', $class)); |
208
|
|
|
} |
209
|
|
|
|
210
|
|
|
return $dm; |
211
|
|
|
} |
212
|
|
|
|
213
|
|
|
/** |
214
|
|
|
* NEXT_MAJOR: Remove this method. |
215
|
|
|
* |
216
|
|
|
* @deprecated since sonata-project/doctrine-mongodb-admin-bundle 3.x and will be removed in version 4.0 |
217
|
|
|
*/ |
218
|
|
|
public function getParentFieldDescription($parentAssociationMapping, $class) |
219
|
|
|
{ |
220
|
|
|
@trigger_error(sprintf( |
|
|
|
|
221
|
|
|
'Method "%s()" is deprecated since sonata-project/doctrine-mongodb-admin-bundle 3.x' |
222
|
|
|
.' and will be removed in 4.0', |
223
|
|
|
__METHOD__ |
224
|
|
|
), E_USER_DEPRECATED); |
225
|
|
|
|
226
|
|
|
$fieldName = $parentAssociationMapping['fieldName']; |
227
|
|
|
|
228
|
|
|
$metadata = $this->getMetadata($class); |
229
|
|
|
|
230
|
|
|
$associatingMapping = $metadata->associationMappings[$parentAssociationMapping]; |
231
|
|
|
|
232
|
|
|
$fieldDescription = $this->getNewFieldDescriptionInstance($class, $fieldName); |
233
|
|
|
$fieldDescription->setName($parentAssociationMapping); |
|
|
|
|
234
|
|
|
$fieldDescription->setAssociationMapping($associatingMapping); |
235
|
|
|
|
236
|
|
|
return $fieldDescription; |
237
|
|
|
} |
238
|
|
|
|
239
|
|
|
public function createQuery($class, $alias = 'o') |
240
|
|
|
{ |
241
|
|
|
$repository = $this->getDocumentManager($class)->getRepository($class); |
242
|
|
|
|
243
|
|
|
return new ProxyQuery($repository->createQueryBuilder()); |
244
|
|
|
} |
245
|
|
|
|
246
|
|
|
public function executeQuery($query) |
247
|
|
|
{ |
248
|
|
|
if ($query instanceof Builder) { |
249
|
|
|
return $query->getQuery()->execute(); |
250
|
|
|
} |
251
|
|
|
|
252
|
|
|
return $query->execute(); |
253
|
|
|
} |
254
|
|
|
|
255
|
|
|
public function getModelIdentifier($class) |
256
|
|
|
{ |
257
|
|
|
return $this->getMetadata($class)->identifier; |
258
|
|
|
} |
259
|
|
|
|
260
|
|
|
public function getIdentifierValues($document) |
261
|
|
|
{ |
262
|
|
|
return [$this->getDocumentManager($document)->getUnitOfWork()->getDocumentIdentifier($document)]; |
263
|
|
|
} |
264
|
|
|
|
265
|
|
|
public function getIdentifierFieldNames($class) |
266
|
|
|
{ |
267
|
|
|
return [$this->getMetadata($class)->getIdentifier()]; |
268
|
|
|
} |
269
|
|
|
|
270
|
|
|
public function getNormalizedIdentifier($document) |
271
|
|
|
{ |
272
|
|
|
if (null === $document) { |
273
|
|
|
return null; |
274
|
|
|
} |
275
|
|
|
|
276
|
|
|
if (!\is_object($document)) { |
277
|
|
|
throw new \RuntimeException('Invalid argument, object or null required'); |
278
|
|
|
} |
279
|
|
|
|
280
|
|
|
// the document is not managed |
281
|
|
|
if (!$this->getDocumentManager($document)->contains($document)) { |
282
|
|
|
return null; |
283
|
|
|
} |
284
|
|
|
|
285
|
|
|
$values = $this->getIdentifierValues($document); |
286
|
|
|
|
287
|
|
|
return implode(self::ID_SEPARATOR, $values); |
288
|
|
|
} |
289
|
|
|
|
290
|
|
|
public function getUrlSafeIdentifier($document) |
291
|
|
|
{ |
292
|
|
|
return $this->getNormalizedIdentifier($document); |
293
|
|
|
} |
294
|
|
|
|
295
|
|
|
public function addIdentifiersToQuery($class, ProxyQueryInterface $queryProxy, array $idx): void |
296
|
|
|
{ |
297
|
|
|
$queryBuilder = $queryProxy->getQueryBuilder(); |
298
|
|
|
$queryBuilder->field('_id')->in($idx); |
299
|
|
|
} |
300
|
|
|
|
301
|
|
|
public function batchDelete($class, ProxyQueryInterface $queryProxy): void |
302
|
|
|
{ |
303
|
|
|
/** @var Query $queryBuilder */ |
304
|
|
|
$queryBuilder = $queryProxy->getQuery(); |
305
|
|
|
|
306
|
|
|
$documentManager = $this->getDocumentManager($class); |
307
|
|
|
|
308
|
|
|
$i = 0; |
309
|
|
|
foreach ($queryBuilder->execute() as $object) { |
310
|
|
|
$documentManager->remove($object); |
311
|
|
|
|
312
|
|
|
if (0 === (++$i % 20)) { |
313
|
|
|
$documentManager->flush(); |
314
|
|
|
$documentManager->clear(); |
315
|
|
|
} |
316
|
|
|
} |
317
|
|
|
|
318
|
|
|
$documentManager->flush(); |
319
|
|
|
$documentManager->clear(); |
320
|
|
|
} |
321
|
|
|
|
322
|
|
|
public function getDataSourceIterator(DatagridInterface $datagrid, array $fields, $firstResult = null, $maxResult = null) |
323
|
|
|
{ |
324
|
|
|
$datagrid->buildPager(); |
325
|
|
|
$query = $datagrid->getQuery(); |
326
|
|
|
|
327
|
|
|
$query->setFirstResult($firstResult); |
328
|
|
|
$query->setMaxResults($maxResult); |
329
|
|
|
|
330
|
|
|
return new DoctrineODMQuerySourceIterator($query instanceof ProxyQuery ? $query->getQuery() : $query, $fields); |
|
|
|
|
331
|
|
|
} |
332
|
|
|
|
333
|
|
|
public function getExportFields($class) |
334
|
|
|
{ |
335
|
|
|
$metadata = $this->getDocumentManager($class)->getClassMetadata($class); |
336
|
|
|
|
337
|
|
|
return $metadata->getFieldNames(); |
338
|
|
|
} |
339
|
|
|
|
340
|
|
|
public function getModelInstance($class) |
341
|
|
|
{ |
342
|
|
|
if (!class_exists($class)) { |
343
|
|
|
throw new \InvalidArgumentException(sprintf('Class "%s" not found', $class)); |
344
|
|
|
} |
345
|
|
|
|
346
|
|
|
$r = new \ReflectionClass($class); |
347
|
|
|
if ($r->isAbstract()) { |
348
|
|
|
throw new \InvalidArgumentException(sprintf('Cannot initialize abstract class: %s', $class)); |
349
|
|
|
} |
350
|
|
|
|
351
|
|
|
$constructor = $r->getConstructor(); |
352
|
|
|
|
353
|
|
|
if (null !== $constructor && (!$constructor->isPublic() || $constructor->getNumberOfRequiredParameters() > 0)) { |
354
|
|
|
return $r->newInstanceWithoutConstructor(); |
355
|
|
|
} |
356
|
|
|
|
357
|
|
|
return new $class(); |
358
|
|
|
} |
359
|
|
|
|
360
|
|
|
public function getSortParameters(FieldDescriptionInterface $fieldDescription, DatagridInterface $datagrid) |
361
|
|
|
{ |
362
|
|
|
$values = $datagrid->getValues(); |
363
|
|
|
|
364
|
|
|
if ($this->isFieldAlreadySorted($fieldDescription, $datagrid)) { |
365
|
|
|
if ('ASC' === $values['_sort_order']) { |
366
|
|
|
$values['_sort_order'] = 'DESC'; |
367
|
|
|
} else { |
368
|
|
|
$values['_sort_order'] = 'ASC'; |
369
|
|
|
} |
370
|
|
|
} else { |
371
|
|
|
$values['_sort_order'] = 'ASC'; |
372
|
|
|
} |
373
|
|
|
|
374
|
|
|
$values['_sort_by'] = \is_string($fieldDescription->getOption('sortable')) ? $fieldDescription->getOption('sortable') : $fieldDescription->getName(); |
375
|
|
|
|
376
|
|
|
return ['filter' => $values]; |
377
|
|
|
} |
378
|
|
|
|
379
|
|
|
public function getPaginationParameters(DatagridInterface $datagrid, $page) |
380
|
|
|
{ |
381
|
|
|
$values = $datagrid->getValues(); |
382
|
|
|
|
383
|
|
|
if (isset($values['_sort_by']) && $values['_sort_by'] instanceof FieldDescriptionInterface) { |
384
|
|
|
$values['_sort_by'] = $values['_sort_by']->getName(); |
385
|
|
|
} |
386
|
|
|
$values['_page'] = $page; |
387
|
|
|
|
388
|
|
|
return ['filter' => $values]; |
389
|
|
|
} |
390
|
|
|
|
391
|
|
|
public function getDefaultSortValues($class) |
392
|
|
|
{ |
393
|
|
|
return [ |
394
|
|
|
'_page' => 1, |
395
|
|
|
'_per_page' => 25, |
396
|
|
|
]; |
397
|
|
|
} |
398
|
|
|
|
399
|
|
|
public function getDefaultPerPageOptions(string $class): array |
|
|
|
|
400
|
|
|
{ |
401
|
|
|
return [10, 25, 50, 100, 250]; |
402
|
|
|
} |
403
|
|
|
|
404
|
|
|
public function modelTransform($class, $instance) |
405
|
|
|
{ |
406
|
|
|
return $instance; |
407
|
|
|
} |
408
|
|
|
|
409
|
|
|
public function modelReverseTransform($class, array $array = []) |
410
|
|
|
{ |
411
|
|
|
$instance = $this->getModelInstance($class); |
412
|
|
|
$metadata = $this->getMetadata($class); |
413
|
|
|
|
414
|
|
|
foreach ($array as $name => $value) { |
415
|
|
|
$property = $this->getFieldName($metadata, $name); |
416
|
|
|
|
417
|
|
|
$this->propertyAccessor->setValue($instance, $property, $value); |
418
|
|
|
} |
419
|
|
|
|
420
|
|
|
return $instance; |
|
|
|
|
421
|
|
|
} |
422
|
|
|
|
423
|
|
|
public function getModelCollectionInstance($class) |
424
|
|
|
{ |
425
|
|
|
return new ArrayCollection(); |
426
|
|
|
} |
427
|
|
|
|
428
|
|
|
public function collectionClear(&$collection) |
429
|
|
|
{ |
430
|
|
|
return $collection->clear(); |
|
|
|
|
431
|
|
|
} |
432
|
|
|
|
433
|
|
|
public function collectionHasElement(&$collection, &$element) |
434
|
|
|
{ |
435
|
|
|
return $collection->contains($element); |
|
|
|
|
436
|
|
|
} |
437
|
|
|
|
438
|
|
|
public function collectionAddElement(&$collection, &$element) |
439
|
|
|
{ |
440
|
|
|
return $collection->add($element); |
|
|
|
|
441
|
|
|
} |
442
|
|
|
|
443
|
|
|
public function collectionRemoveElement(&$collection, &$element) |
444
|
|
|
{ |
445
|
|
|
return $collection->removeElement($element); |
|
|
|
|
446
|
|
|
} |
447
|
|
|
|
448
|
|
|
/** |
449
|
|
|
* NEXT_MAJOR: Remove this method. |
450
|
|
|
* |
451
|
|
|
* @deprecated since sonata-project/doctrine-mongodb-admin-bundle 3.x, to be removed in 4.0.'. |
452
|
|
|
* |
453
|
|
|
* @param string $property |
454
|
|
|
* |
455
|
|
|
* @return mixed |
456
|
|
|
*/ |
457
|
|
|
protected function camelize($property) |
458
|
|
|
{ |
459
|
|
|
@trigger_error(sprintf( |
|
|
|
|
460
|
|
|
'Method "%s()" is deprecated since sonata-project/doctrine-mongodb-admin-bundle 3.x and will be removed in version 4.0.', |
461
|
|
|
__METHOD__ |
462
|
|
|
), E_USER_DEPRECATED); |
463
|
|
|
|
464
|
|
|
return str_replace(' ', '', ucwords(str_replace('_', ' ', $property))); |
465
|
|
|
} |
466
|
|
|
|
467
|
|
|
/** |
468
|
|
|
* NEXT_MAJOR: Remove CommonClassMetadata and add ClassMetadata as type hint when dropping doctrine/mongodb-odm 1.3.x. |
469
|
|
|
* |
470
|
|
|
* @param ClassMetadata|CommonClassMetadata $metadata |
471
|
|
|
*/ |
472
|
|
|
private function getFieldName($metadata, string $name): string |
473
|
|
|
{ |
474
|
|
|
if (\array_key_exists($name, $metadata->fieldMappings)) { |
|
|
|
|
475
|
|
|
return $metadata->fieldMappings[$name]['fieldName']; |
|
|
|
|
476
|
|
|
} |
477
|
|
|
|
478
|
|
|
if (\array_key_exists($name, $metadata->associationMappings)) { |
|
|
|
|
479
|
|
|
return $metadata->associationMappings[$name]['fieldName']; |
|
|
|
|
480
|
|
|
} |
481
|
|
|
|
482
|
|
|
return $name; |
483
|
|
|
} |
484
|
|
|
|
485
|
|
|
private function isFieldAlreadySorted(FieldDescriptionInterface $fieldDescription, DatagridInterface $datagrid): bool |
486
|
|
|
{ |
487
|
|
|
$values = $datagrid->getValues(); |
488
|
|
|
|
489
|
|
|
if (!isset($values['_sort_by']) || !$values['_sort_by'] instanceof FieldDescriptionInterface) { |
490
|
|
|
return false; |
491
|
|
|
} |
492
|
|
|
|
493
|
|
|
return $values['_sort_by']->getName() === $fieldDescription->getName() |
494
|
|
|
|| $values['_sort_by']->getName() === $fieldDescription->getOption('sortable'); |
495
|
|
|
} |
496
|
|
|
} |
497
|
|
|
|
If you suppress an error, we recommend checking for the error condition explicitly: