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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2023 (original work) Open Assessment Technologies SA ; |
| 19 | */ |
| 20 | |
| 21 | declare(strict_types=1); |
| 22 | |
| 23 | use oat\generis\model\kernel\persistence\starsql\LanguageProcessor; |
| 24 | use oat\generis\model\OntologyRdf; |
| 25 | use oat\oatbox\session\SessionService; |
| 26 | use oat\oatbox\user\UserLanguageServiceInterface; |
| 27 | use WikibaseSolutions\CypherDSL\Clauses\SetClause; |
| 28 | use Zend\ServiceManager\ServiceLocatorInterface; |
| 29 | |
| 30 | use function WikibaseSolutions\CypherDSL\node; |
| 31 | use function WikibaseSolutions\CypherDSL\parameter; |
| 32 | use function WikibaseSolutions\CypherDSL\procedure; |
| 33 | use function WikibaseSolutions\CypherDSL\query; |
| 34 | use function WikibaseSolutions\CypherDSL\raw; |
| 35 | use function WikibaseSolutions\CypherDSL\relationshipTo; |
| 36 | use function WikibaseSolutions\CypherDSL\variable; |
| 37 | |
| 38 | class core_kernel_persistence_starsql_Resource implements core_kernel_persistence_ResourceInterface |
| 39 | { |
| 40 | /** |
| 41 | * @var core_kernel_persistence_starsql_StarModel |
| 42 | */ |
| 43 | private $model; |
| 44 | |
| 45 | public function __construct(core_kernel_persistence_starsql_StarModel $model) |
| 46 | { |
| 47 | $this->model = $model; |
| 48 | } |
| 49 | |
| 50 | protected function getModel(): core_kernel_persistence_starsql_StarModel |
| 51 | { |
| 52 | return $this->model; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * @return common_persistence_GraphPersistence |
| 57 | */ |
| 58 | protected function getPersistence() |
| 59 | { |
| 60 | return $this->model->getPersistence(); |
| 61 | } |
| 62 | |
| 63 | protected function getNewTripleModelId() |
| 64 | { |
| 65 | return $this->model->getNewTripleModelId(); |
| 66 | } |
| 67 | |
| 68 | public function getTypes(core_kernel_classes_Resource $resource): array |
| 69 | { |
| 70 | $relatedResource = node(); |
| 71 | $query = query() |
| 72 | ->match( |
| 73 | node()->withProperties(['uri' => $uriParameter = parameter()]) |
| 74 | ->withLabels(['Resource']) |
| 75 | ->relationshipTo($relatedResource, OntologyRdf::RDF_TYPE) |
| 76 | ) |
| 77 | ->returning($relatedResource->property('uri')) |
| 78 | ->build(); |
| 79 | |
| 80 | $results = $this->getPersistence()->run($query, [$uriParameter->getParameter() => $resource->getUri()]); |
| 81 | $returnValue = []; |
| 82 | foreach ($results as $result) { |
| 83 | $uri = $result->current(); |
| 84 | $returnValue[$uri] = $this->getModel()->getClass($uri); |
| 85 | } |
| 86 | |
| 87 | return (array) $returnValue; |
| 88 | } |
| 89 | |
| 90 | public function getPropertyValues( |
| 91 | core_kernel_classes_Resource $resource, |
| 92 | core_kernel_classes_Property $property, |
| 93 | $options = [] |
| 94 | ): array { |
| 95 | if (isset($options['last'])) { |
| 96 | throw new core_kernel_persistence_Exception('Option \'last\' no longer supported'); |
| 97 | } |
| 98 | |
| 99 | $node = node() |
| 100 | ->withProperties(['uri' => $uriParameter = parameter()]) |
| 101 | ->withLabels(['Resource']); |
| 102 | if ($property->isRelationship()) { |
| 103 | $relationship = relationshipTo()->withTypes([$property->getUri()]); |
| 104 | $remoteNode = node(); |
| 105 | $query = query() |
| 106 | ->match($node->relationship($relationship, $remoteNode)) |
| 107 | ->returning($remoteNode->property('uri')); |
| 108 | } else { |
| 109 | $query = query() |
| 110 | ->match($node) |
| 111 | ->returning($node->property($property->getUri())); |
| 112 | } |
| 113 | |
| 114 | $results = $this->getPersistence()->run( |
| 115 | $query->build(), |
| 116 | [$uriParameter->getParameter() => $resource->getUri()] |
| 117 | ); |
| 118 | $values = []; |
| 119 | $selectedLanguage = $options['lg'] ?? null; |
| 120 | $dataLanguage = $this->getDataLanguage(); |
| 121 | $defaultLanguage = $this->getDefaultLanguage(); |
| 122 | |
| 123 | foreach ($results as $result) { |
| 124 | $value = $result->current(); |
| 125 | if ($value === null) { |
| 126 | continue; |
| 127 | } |
| 128 | if (is_iterable($value)) { |
| 129 | if (isset($selectedLanguage)) { |
| 130 | $values = array_merge( |
| 131 | $values, |
| 132 | $this->getLanguageProcessor()->filterByLanguage($value, [$selectedLanguage]) |
| 133 | ); |
| 134 | } else { |
| 135 | $values = array_merge( |
| 136 | $values, |
| 137 | $this->getLanguageProcessor()->filterByAvailableLanguage( |
| 138 | $value, |
| 139 | $dataLanguage, |
| 140 | $defaultLanguage |
| 141 | ) |
| 142 | ); |
| 143 | } |
| 144 | } else { |
| 145 | $values[] = $this->getLanguageProcessor()->parseTranslatedValue($value); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | return $values; |
| 150 | } |
| 151 | |
| 152 | public function getPropertyValuesByLg( |
| 153 | core_kernel_classes_Resource $resource, |
| 154 | core_kernel_classes_Property $property, |
| 155 | $lg |
| 156 | ): core_kernel_classes_ContainerCollection { |
| 157 | $options = ['lg' => $lg]; |
| 158 | |
| 159 | $returnValue = new core_kernel_classes_ContainerCollection($resource); |
| 160 | foreach ($this->getPropertyValues($resource, $property, $options) as $value) { |
| 161 | $returnValue->add(common_Utils::toResource($value)); |
| 162 | } |
| 163 | |
| 164 | return $returnValue; |
| 165 | } |
| 166 | |
| 167 | public function setPropertyValue( |
| 168 | core_kernel_classes_Resource $resource, |
| 169 | core_kernel_classes_Property $property, |
| 170 | $object, |
| 171 | $lg = null |
| 172 | ): ?bool { |
| 173 | $uri = $resource->getUri(); |
| 174 | $propertyUri = $property->getUri(); |
| 175 | if ($object instanceof core_kernel_classes_Resource) { |
| 176 | $object = $object->getUri(); |
| 177 | } else { |
| 178 | $object = (string) $object; |
| 179 | if ($property->isLgDependent()) { |
| 180 | $lang = ((null != $lg) |
| 181 | ? $lg |
| 182 | : $this->getDataLanguage()); |
| 183 | if (!empty($lang)) { |
| 184 | $object .= '@' . $lang; |
| 185 | } |
| 186 | } |
| 187 | } |
| 188 | if ($property->isRelationship()) { |
| 189 | $query = <<<CYPHER |
| 190 | MATCH |
| 191 | (a:Resource), (b:Resource) |
| 192 | WHERE a.uri = \$uri AND b.uri = \$object |
| 193 | CREATE (a)-[r:`{$propertyUri}`]->(b) |
| 194 | RETURN type(r) |
| 195 | CYPHER; |
| 196 | } elseif ($property->isLgDependent()) { |
| 197 | $query = <<<CYPHER |
| 198 | MATCH (n:Resource {uri: \$uri}) |
| 199 | SET n.`{$propertyUri}` = coalesce(n.`{$propertyUri}`, []) + \$object |
| 200 | CYPHER; |
| 201 | } else { |
| 202 | $query = <<<CYPHER |
| 203 | MATCH (n:Resource {uri: \$uri}) |
| 204 | SET n.`{$propertyUri}` = \$object |
| 205 | CYPHER; |
| 206 | } |
| 207 | $this->getPersistence()->run($query, ['uri' => $uri, 'object' => $object]); |
| 208 | |
| 209 | return true; |
| 210 | } |
| 211 | |
| 212 | public function setPropertiesValues(core_kernel_classes_Resource $resource, $properties): ?bool |
| 213 | { |
| 214 | if (!is_array($properties) || count($properties) == 0) { |
| 215 | return false; |
| 216 | } |
| 217 | |
| 218 | $parameters = []; |
| 219 | $node = node(); |
| 220 | $node->addLabel('Resource'); |
| 221 | $node->addProperty('uri', $uriParameter = parameter()); |
| 222 | $parameters[$uriParameter->getParameter()] = $resource->getUri(); |
| 223 | |
| 224 | /** @var common_session_Session $session */ |
| 225 | $session = $this->getServiceLocator()->get(SessionService::SERVICE_ID)->getCurrentSession(); |
| 226 | |
| 227 | $setClause = new SetClause(); |
| 228 | $setClause->add( |
| 229 | $node->property('http://www.tao.lu/Ontologies/TAO.rdf#UpdatedBy') |
| 230 | ->replaceWith($authorParameter = parameter()) |
| 231 | ); |
| 232 | $parameters[$authorParameter->getParameter()] = (string)$session->getUser()->getIdentifier(); |
| 233 | $setClause->add( |
| 234 | $node->property('http://www.tao.lu/Ontologies/TAO.rdf#UpdatedAt') |
| 235 | ->replaceWith(procedure()::raw('timestamp')) |
| 236 | ); |
| 237 | |
| 238 | $dataLanguage = $session->getDataLanguage(); |
| 239 | |
| 240 | $collectedProperties = []; |
| 241 | $collectedRelationships = []; |
| 242 | foreach ($properties as $propertyUri => $value) { |
| 243 | $property = $this->getModel()->getProperty($propertyUri); |
| 244 | $lang = ($property->isLgDependent() ? $dataLanguage : ''); |
| 245 | |
| 246 | if (!is_array($value)) { |
| 247 | $value = [$value]; |
| 248 | } |
| 249 | foreach ($value as $val) { |
| 250 | // @TODO check if the property exists already |
| 251 | if ($val instanceof core_kernel_classes_Resource || $property->isRelationship()) { |
| 252 | $valUri = $val instanceof core_kernel_classes_Resource ? $val->getUri() : $val; |
| 253 | if (empty($valUri)) { |
| 254 | continue; |
| 255 | } |
| 256 | $currentValues = $collectedRelationships[$valUri] ?? []; |
| 257 | $collectedRelationships[$valUri] = array_merge($currentValues, [$propertyUri]); |
| 258 | } else { |
| 259 | if ($lang) { |
| 260 | $val .= '@' . $lang; |
| 261 | } |
| 262 | if (!empty($collectedProperties[$propertyUri])) { |
| 263 | $currentValue = $collectedProperties[$propertyUri]; |
| 264 | if (is_array($currentValue)) { |
| 265 | $collectedProperties[$propertyUri] = array_merge($currentValue, [$val]); |
| 266 | } else { |
| 267 | $collectedProperties[$propertyUri] = [$currentValue, $val]; |
| 268 | } |
| 269 | } else { |
| 270 | $collectedProperties[$propertyUri] = $val; |
| 271 | } |
| 272 | } |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | foreach ($collectedProperties as $propUri => $values) { |
| 277 | $setClause->add($node->property($propUri)->replaceWith($propertyParameter = parameter())); |
| 278 | $parameters[$propertyParameter->getParameter()] = $values; |
| 279 | } |
| 280 | $relatedResources = []; |
| 281 | $merges = []; |
| 282 | $nodeCopy = node()->withVariable($node->getVariable()); |
| 283 | foreach ($collectedRelationships as $target => $relationshipTypes) { |
| 284 | foreach ($relationshipTypes as $type) { |
| 285 | $variableForRelatedResource = variable(); |
| 286 | $nodeForRelationship = node()->withVariable($variableForRelatedResource); |
| 287 | $relatedResource = node('Resource') |
| 288 | ->withProperties(['uri' => $relatedUriParameter = parameter()]) |
| 289 | ->withVariable($variableForRelatedResource); |
| 290 | $parameters[$relatedUriParameter->getParameter()] = $target; |
| 291 | $merges[] = $nodeCopy->relationshipTo($nodeForRelationship, $type); |
| 292 | $relatedResources[] = $relatedResource; |
| 293 | } |
| 294 | } |
| 295 | |
| 296 | $query = query(); |
| 297 | foreach ($relatedResources as $relResource) { |
| 298 | $query->match($relResource); |
| 299 | } |
| 300 | |
| 301 | $query->merge($node, $setClause, $setClause); |
| 302 | foreach ($merges as $mergeNode) { |
| 303 | $query->merge($mergeNode); |
| 304 | } |
| 305 | |
| 306 | $query = $query->build(); |
| 307 | |
| 308 | $result = $this->getModel()->getPersistence()->run($query, $parameters); |
| 309 | |
| 310 | return true; |
| 311 | } |
| 312 | |
| 313 | public function setPropertyValueByLg( |
| 314 | core_kernel_classes_Resource $resource, |
| 315 | core_kernel_classes_Property $property, |
| 316 | $value, |
| 317 | $lg |
| 318 | ): ?bool { |
| 319 | return $this->setPropertyValue($resource, $property, $value, $lg); |
| 320 | } |
| 321 | |
| 322 | public function removePropertyValues( |
| 323 | core_kernel_classes_Resource $resource, |
| 324 | core_kernel_classes_Property $property, |
| 325 | $options = [] |
| 326 | ): ?bool { |
| 327 | $uri = $resource->getUri(); |
| 328 | $propertyUri = $property->getUri(); |
| 329 | $conditions = []; |
| 330 | $pattern = $options['pattern'] ?? null; |
| 331 | $isLike = !empty($options['like']); |
| 332 | if (!empty($pattern)) { |
| 333 | if (!is_array($pattern)) { |
| 334 | $pattern = [$pattern]; |
| 335 | } |
| 336 | |
| 337 | $multiCondition = "( "; |
| 338 | foreach ($pattern as $index => $token) { |
| 339 | if (empty($token)) { |
| 340 | continue; |
| 341 | } |
| 342 | if ($index > 0) { |
| 343 | $multiCondition .= ' OR '; |
| 344 | } |
| 345 | if ($isLike) { |
| 346 | $multiCondition .= "n.`{$propertyUri}` =~ '" . str_replace('*', '.*', $token) . "'"; |
| 347 | } else { |
| 348 | $multiCondition .= "n.`{$propertyUri}` = '$token'"; |
| 349 | } |
| 350 | } |
| 351 | $conditions[] = "{$multiCondition} ) "; |
| 352 | } |
| 353 | |
| 354 | $assembledConditions = ''; |
| 355 | foreach ($conditions as $i => $additionalCondition) { |
| 356 | if (empty($assembledConditions)) { |
| 357 | $assembledConditions .= " WHERE ( {$additionalCondition} ) "; |
| 358 | } else { |
| 359 | $assembledConditions .= " AND ( {$additionalCondition} ) "; |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | if (!$property->isRelationship()) { |
| 364 | $query = <<<CYPHER |
| 365 | MATCH (n:Resource {uri: "{$uri}"}) |
| 366 | {$assembledConditions} |
| 367 | REMOVE n.`{$propertyUri}` |
| 368 | RETURN n |
| 369 | CYPHER; |
| 370 | } else { |
| 371 | $query = <<<CYPHER |
| 372 | MATCH (n:Resource {uri: "{$uri}"})-[p:`{$propertyUri}`]->() |
| 373 | {$assembledConditions} |
| 374 | DELETE p |
| 375 | RETURN n |
| 376 | CYPHER; |
| 377 | } |
| 378 | |
| 379 | //@FIXME if value is array, then query should be for update. Try to deduce if $prop->isLgDependent or isMultiple |
| 380 | //@FIXME if property is represented as node relationship, query should remove that instead |
| 381 | |
| 382 | $this->getPersistence()->run($query); |
| 383 | |
| 384 | return true; |
| 385 | } |
| 386 | |
| 387 | public function removePropertyValueByLg( |
| 388 | core_kernel_classes_Resource $resource, |
| 389 | core_kernel_classes_Property $property, |
| 390 | $lg, |
| 391 | $options = [] |
| 392 | ): ?bool { |
| 393 | if (!$property->isLgDependent()) { |
| 394 | return $this->removePropertyValues($resource, $property, $options); |
| 395 | } |
| 396 | |
| 397 | $node = node('Resource')->withProperties(['uri' => $uriParameter = parameter()]); |
| 398 | $property = $node->property($property->getUri()); |
| 399 | $removeKeyProcedure = raw(sprintf( |
| 400 | "[item in %s WHERE NOT item ENDS WITH '@%s']", |
| 401 | $property->toQuery(), |
| 402 | $lg |
| 403 | )); |
| 404 | |
| 405 | $query = query() |
| 406 | ->match($node) |
| 407 | ->where($property->isNotNull()) |
| 408 | ->set($property->replaceWith($removeKeyProcedure)) |
| 409 | ->build(); |
| 410 | |
| 411 | $this->getPersistence()->run($query, [$uriParameter->getParameter() => $resource->getUri()]); |
| 412 | |
| 413 | return true; |
| 414 | } |
| 415 | |
| 416 | public function getRdfTriples(core_kernel_classes_Resource $resource): core_kernel_classes_ContainerCollection |
| 417 | { |
| 418 | $relationship = relationshipTo() |
| 419 | ->withVariable($relationshipVar = variable()) |
| 420 | ->withMinHops(0) |
| 421 | ->withMaxHops(1); |
| 422 | $relatedNode = node()->withLabels(['Resource'])->withVariable($relatedNodeVar = variable()); |
| 423 | $node = node()->withProperties(['uri' => $uriParameter = parameter()]) |
| 424 | ->withVariable($nodeVar = variable()) |
| 425 | ->withLabels(['Resource']) |
| 426 | ->relationship($relationship, $relatedNode); |
| 427 | $query = query() |
| 428 | ->match($node) |
| 429 | ->returning([$nodeVar, $relatedNodeVar, $relationshipVar]) |
| 430 | ->build(); |
| 431 | |
| 432 | $results = $this->getPersistence()->run($query, [$uriParameter->getParameter() => $resource->getUri()]); |
| 433 | $returnValue = new core_kernel_classes_ContainerCollection(new common_Object(__METHOD__)); |
| 434 | $nodeProcessed = false; |
| 435 | foreach ($results as $result) { |
| 436 | $resultNode = $result->get($nodeVar->getName()); |
| 437 | /** @var \Laudis\Neo4j\Types\CypherMap $resultRelationship */ |
| 438 | $resultRelationship = $result->get($relationshipVar->getName()); |
| 439 | $resultRelatedNode = $result->get($relatedNodeVar->getName()); |
| 440 | if (!$nodeProcessed) { |
| 441 | $returnValue = $this->buildTriplesFromNode($returnValue, $resource->getUri(), $resultNode); |
| 442 | $nodeProcessed = true; |
| 443 | } |
| 444 | if (!$resultRelationship->isEmpty()) { |
| 445 | $resultRelationship = $resultRelationship->first(); |
| 446 | $triple = new core_kernel_classes_Triple(); |
| 447 | $triple->subject = $resource->getUri(); |
| 448 | $triple->predicate = $resultRelationship->getType(); |
| 449 | $triple->object = $resultRelatedNode->getProperty('uri'); |
| 450 | $returnValue->add($triple); |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | return $returnValue; |
| 455 | } |
| 456 | |
| 457 | public function isWritable(core_kernel_classes_Resource $resource): bool |
| 458 | { |
| 459 | return $this->model->isWritable($resource); |
| 460 | } |
| 461 | |
| 462 | public function getUsedLanguages( |
| 463 | core_kernel_classes_Resource $resource, |
| 464 | core_kernel_classes_Property $property |
| 465 | ): array { |
| 466 | $node = node()->withProperties(['uri' => $uriParameter = parameter()]) |
| 467 | ->withLabels(['Resource']); |
| 468 | $query = query() |
| 469 | ->match($node) |
| 470 | ->returning($node->property($property->getUri())) |
| 471 | ->build(); |
| 472 | |
| 473 | $results = $this->getPersistence()->run($query, [$uriParameter->getParameter() => $resource->getUri()]); |
| 474 | $foundLanguages = []; |
| 475 | foreach ($results as $result) { |
| 476 | $values = $result->current(); |
| 477 | if (!is_iterable($values)) { |
| 478 | $values = [$values]; |
| 479 | } |
| 480 | foreach ($values as $value) { |
| 481 | preg_match(LanguageProcessor::LANGUAGE_TAGGED_VALUE_PATTERN, $value, $matches); |
| 482 | if (isset($matches[2])) { |
| 483 | $foundLanguages[] = $matches[2]; |
| 484 | } |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | return (array) $foundLanguages; |
| 489 | } |
| 490 | |
| 491 | public function duplicate( |
| 492 | core_kernel_classes_Resource $resource, |
| 493 | $excludedProperties = [] |
| 494 | ): core_kernel_classes_Resource { |
| 495 | throw new common_Exception('Not implemented! ' . __FILE__ . ' line: ' . __LINE__); |
| 496 | } |
| 497 | |
| 498 | public function delete(core_kernel_classes_Resource $resource, $deleteReference = false): ?bool |
| 499 | { |
| 500 | // @FIXME does $deleteReference still make sense? Since detach delete removes relationships as well? |
| 501 | |
| 502 | $resourceNode = node() |
| 503 | ->withProperties(['uri' => $uriParameter = parameter()]) |
| 504 | ->withLabels(['Resource']); |
| 505 | $query = query() |
| 506 | ->match($resourceNode) |
| 507 | ->detachDelete($resourceNode) |
| 508 | ->build(); |
| 509 | |
| 510 | $result = $this->getPersistence()->run($query, [$uriParameter->getParameter() => $resource->getUri()]); |
| 511 | // @FIXME handle failure, return false if no nodes/relationships affected |
| 512 | |
| 513 | return true; |
| 514 | } |
| 515 | |
| 516 | public function getPropertiesValues(core_kernel_classes_Resource $resource, $properties): array |
| 517 | { |
| 518 | if (count($properties) == 0) { |
| 519 | return []; |
| 520 | } |
| 521 | |
| 522 | $query = <<<CYPHER |
| 523 | MATCH (resource:Resource)-[relationshipTo]->(relatedResource:Resource) |
| 524 | WHERE resource.uri = \$uri |
| 525 | RETURN resource, |
| 526 | collect({relationship: type(relationshipTo), relatedResourceUri: relatedResource.uri}) AS relationships |
| 527 | CYPHER; |
| 528 | |
| 529 | $results = $this->getPersistence()->run($query, ['uri' => $resource->getUri()]); |
| 530 | if ($results->isEmpty()) { |
| 531 | return []; |
| 532 | } |
| 533 | $result = $results->first(); |
| 534 | |
| 535 | $propertyUris = []; |
| 536 | foreach ($properties as $property) { |
| 537 | $uri = (is_string($property) ? $property : $property->getUri()); |
| 538 | $propertyUris[] = $uri; |
| 539 | $returnValue[$uri] = []; |
| 540 | } |
| 541 | $dataLanguage = $this->getDataLanguage(); |
| 542 | $defaultLanguage = $this->getDefaultLanguage(); |
| 543 | foreach ($result->get('resource')->getProperties() as $key => $value) { |
| 544 | if (in_array($key, $propertyUris)) { |
| 545 | if (is_iterable($value)) { |
| 546 | $returnValue[$key] = |
| 547 | array_map( |
| 548 | fn($value) => $this->formatValue($value), |
| 549 | array_merge( |
| 550 | $returnValue[$key] ?? [], |
| 551 | $this->getLanguageProcessor()->filterByLanguage( |
| 552 | $value, |
| 553 | [$dataLanguage, $defaultLanguage] |
| 554 | ) |
| 555 | ) |
| 556 | ); |
| 557 | } else { |
| 558 | $returnValue[$key][] = $this->formatValue( |
| 559 | $value, |
| 560 | [$this->getLanguageProcessor(), 'parseTranslatedValue'] |
| 561 | ); |
| 562 | } |
| 563 | } |
| 564 | } |
| 565 | foreach ($result->get('relationships') as $relationship) { |
| 566 | if (in_array($relationship['relationship'], $propertyUris)) { |
| 567 | $returnValue[$relationship['relationship']][] = $this->formatValue($relationship['relatedResourceUri']); |
| 568 | } |
| 569 | } |
| 570 | |
| 571 | return (array) $returnValue; |
| 572 | } |
| 573 | |
| 574 | public function setType(core_kernel_classes_Resource $resource, core_kernel_classes_Class $class): ?bool |
| 575 | { |
| 576 | return $this->setPropertyValue($resource, $this->getModel()->getProperty(OntologyRdf::RDF_TYPE), $class); |
| 577 | } |
| 578 | |
| 579 | public function removeType(core_kernel_classes_Resource $resource, core_kernel_classes_Class $class): ?bool |
| 580 | { |
| 581 | $typeRelationship = relationshipTo()->withTypes([OntologyRdf::RDF_TYPE]); |
| 582 | $classNode = node()->withProperties(['uri' => $classUriParameter = parameter()]) |
| 583 | ->withLabels(['Resource']); |
| 584 | $node = node()->withProperties(['uri' => $uriParameter = parameter()]) |
| 585 | ->withLabels(['Resource']) |
| 586 | ->relationship($typeRelationship, $classNode); |
| 587 | $query = query() |
| 588 | ->match($node) |
| 589 | ->delete($typeRelationship) |
| 590 | ->build(); |
| 591 | |
| 592 | $this->getPersistence()->run($query, [ |
| 593 | $uriParameter->getParameter() => $resource->getUri(), |
| 594 | $classUriParameter->getParameter() => $class->getUri() |
| 595 | ]); |
| 596 | |
| 597 | return true; |
| 598 | } |
| 599 | |
| 600 | /** |
| 601 | * @return ServiceLocatorInterface |
| 602 | */ |
| 603 | public function getServiceLocator() |
| 604 | { |
| 605 | return $this->getModel()->getServiceLocator(); |
| 606 | } |
| 607 | |
| 608 | protected function getDataLanguage() |
| 609 | { |
| 610 | return $this->getServiceLocator()->get(SessionService::SERVICE_ID)->getCurrentSession()->getDataLanguage(); |
| 611 | } |
| 612 | |
| 613 | protected function getDefaultLanguage() |
| 614 | { |
| 615 | return $this->getServiceLocator()->get(UserLanguageServiceInterface::SERVICE_ID)->getDefaultLanguage(); |
| 616 | } |
| 617 | |
| 618 | protected function getLanguageProcessor(): LanguageProcessor |
| 619 | { |
| 620 | return $this->getServiceLocator()->getContainer()->get(LanguageProcessor::class); |
| 621 | } |
| 622 | |
| 623 | private function buildTriplesFromNode(core_kernel_classes_ContainerCollection $tripleCollection, $uri, $resultNode) |
| 624 | { |
| 625 | foreach ($resultNode->getProperties() as $propKey => $propValue) { |
| 626 | if ($propKey === 'uri') { |
| 627 | continue; |
| 628 | } |
| 629 | $triple = new core_kernel_classes_Triple(); |
| 630 | $triple->subject = $uri; |
| 631 | $triple->predicate = $propKey; |
| 632 | if (is_iterable($propValue)) { |
| 633 | foreach ($propValue as $value) { |
| 634 | $langTriple = clone $triple; |
| 635 | $langTriple->lg = $this->getLanguageProcessor()->parseTranslatedLang($value); |
| 636 | $langTriple->object = $this->getLanguageProcessor()->parseTranslatedValue($value); |
| 637 | $tripleCollection->add($langTriple); |
| 638 | } |
| 639 | } else { |
| 640 | $triple->lg = $this->getLanguageProcessor()->parseTranslatedLang($propValue); |
| 641 | $triple->object = $this->getLanguageProcessor()->parseTranslatedValue($propValue); |
| 642 | $tripleCollection->add($triple); |
| 643 | } |
| 644 | } |
| 645 | |
| 646 | return $tripleCollection; |
| 647 | } |
| 648 | |
| 649 | private function formatValue($value, array $literalValueProcessingCallback = []) |
| 650 | { |
| 651 | return common_Utils::isUri($value) ? |
| 652 | $this->getModel()->getResource($value) |
| 653 | : new core_kernel_classes_Literal( |
| 654 | !empty($literalValueProcessingCallback) |
| 655 | ? call_user_func($literalValueProcessingCallback, $value) |
| 656 | : $value |
| 657 | ); |
| 658 | } |
| 659 | } |