Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
Complex classes like NodePagesConfiguration often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use NodePagesConfiguration, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 37 | class NodePagesConfiguration implements SearchConfigurationInterface |
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| 38 | { |
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| 39 | /** @var string */ |
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| 40 | protected $indexName; |
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| 41 | |||
| 42 | /** @var string */ |
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| 43 | protected $indexType; |
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| 44 | |||
| 45 | /** @var SearchProviderInterface */ |
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| 46 | protected $searchProvider; |
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| 47 | |||
| 48 | /** @var array */ |
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| 49 | protected $locales = []; |
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| 50 | |||
| 51 | /** @var array */ |
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| 52 | protected $analyzerLanguages; |
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| 53 | |||
| 54 | /** @var EntityManager */ |
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| 55 | protected $em; |
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| 56 | |||
| 57 | /** @var array */ |
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| 58 | protected $documents = []; |
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| 59 | |||
| 60 | /** @var ContainerInterface */ |
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| 61 | protected $container; |
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| 62 | |||
| 63 | /** @var AclProviderInterface */ |
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| 64 | protected $aclProvider = null; |
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| 65 | |||
| 66 | /** @var LoggerInterface */ |
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| 67 | protected $logger = null; |
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| 68 | |||
| 69 | /** @var IndexablePagePartsService */ |
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| 70 | protected $indexablePagePartsService; |
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| 71 | |||
| 72 | /** @var DomainConfigurationInterface */ |
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| 73 | protected $domainConfiguration; |
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| 74 | |||
| 75 | /** @var array */ |
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| 76 | protected $properties = []; |
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| 77 | |||
| 78 | /** @var int */ |
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| 79 | protected $numberOfShards; |
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| 80 | |||
| 81 | /** @var int */ |
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| 82 | protected $numberOfReplicas; |
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| 83 | |||
| 84 | /** @var Node */ |
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| 85 | protected $currentTopNode = null; |
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| 86 | |||
| 87 | /** @var array */ |
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| 88 | protected $nodeRefs = []; |
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| 89 | |||
| 90 | /** |
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| 91 | * @param ContainerInterface $container |
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| 92 | * @param SearchProviderInterface $searchProvider |
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| 93 | * @param string $name |
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| 94 | * @param string $type |
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| 95 | */ |
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| 96 | public function __construct($container, $searchProvider, $name, $type, $numberOfShards = 1, $numberOfReplicas = 0) |
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| 109 | |||
| 110 | /** |
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| 111 | * @param AclProviderInterface $aclProvider |
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| 112 | */ |
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| 113 | public function setAclProvider(AclProviderInterface $aclProvider) |
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| 117 | |||
| 118 | /** |
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| 119 | * @param IndexablePagePartsService $indexablePagePartsService |
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| 120 | */ |
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| 121 | public function setIndexablePagePartsService(IndexablePagePartsService $indexablePagePartsService) |
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| 125 | |||
| 126 | /** |
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| 127 | * @param array $properties |
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| 128 | */ |
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| 129 | public function setDefaultProperties(array $properties) |
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| 133 | |||
| 134 | /** |
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| 135 | * @param LoggerInterface $logger |
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| 136 | */ |
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| 137 | public function setLogger(LoggerInterface $logger) |
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| 141 | |||
| 142 | /** |
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| 143 | * @return array |
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| 144 | */ |
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| 145 | public function getLanguagesNotAnalyzed() |
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| 160 | |||
| 161 | /** |
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| 162 | * Create node index |
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| 163 | */ |
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| 164 | public function createIndex() |
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| 193 | |||
| 194 | /** |
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| 195 | * Populate node index |
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| 196 | */ |
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| 197 | public function populateIndex() |
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| 214 | |||
| 215 | /** |
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| 216 | * Index a node (including its children) - for the specified language only |
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| 217 | * |
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| 218 | * @param Node $node |
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| 219 | * @param string $lang |
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| 220 | */ |
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| 221 | public function indexNode(Node $node, $lang) |
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| 230 | |||
| 231 | /** |
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| 232 | * Add documents for the node translation (and children) to the index |
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| 233 | * |
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| 234 | * @param Node $node |
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| 235 | * @param string $lang |
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| 236 | */ |
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| 237 | public function createNodeDocuments(Node $node, $lang) |
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| 244 | |||
| 245 | /** |
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| 246 | * Index all children of the specified node (only for the specified |
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| 247 | * language) |
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| 248 | * |
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| 249 | * @param Node $node |
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| 250 | * @param string $lang |
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| 251 | */ |
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| 252 | public function indexChildren(Node $node, $lang) |
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| 258 | |||
| 259 | /** |
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| 260 | * Index a node translation |
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| 261 | * |
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| 262 | * @param NodeTranslation $nodeTranslation |
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| 263 | * @param bool $add Add node immediately to index? |
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| 264 | * |
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| 265 | * @return bool Return true if the document has been indexed |
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| 266 | */ |
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| 267 | public function indexNodeTranslation(NodeTranslation $nodeTranslation, $add = false) |
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| 299 | |||
| 300 | /** |
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| 301 | * Return if the page is indexable - by default all pages are indexable, |
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| 302 | * you can override this by implementing the IndexableInterface on your |
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| 303 | * page entity and returning false in the isIndexable method. |
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| 304 | * |
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| 305 | * @param HasNodeInterface $page |
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| 306 | * |
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| 307 | * @return bool |
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| 308 | */ |
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| 309 | protected function isIndexable(HasNodeInterface $page) |
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| 313 | |||
| 314 | /** |
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| 315 | * Remove the specified node translation from the index |
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| 316 | * |
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| 317 | * @param NodeTranslation $nodeTranslation |
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| 318 | */ |
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| 319 | public function deleteNodeTranslation(NodeTranslation $nodeTranslation) |
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| 325 | |||
| 326 | /** |
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| 327 | * Delete the specified index |
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| 328 | */ |
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| 329 | public function deleteIndex() |
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| 335 | |||
| 336 | /** |
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| 337 | * Apply the analysis factory to the index |
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| 338 | * |
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| 339 | * @param Index $index |
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| 340 | * @param AnalysisFactoryInterface $analysis |
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| 341 | */ |
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| 342 | public function setAnalysis(Index $index, AnalysisFactoryInterface $analysis) |
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| 378 | |||
| 379 | /** |
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| 380 | * Return default search fields mapping for node translations |
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| 381 | * |
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| 382 | * @param Index $index |
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| 383 | * @param string $lang |
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| 384 | * |
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| 385 | * @return Mapping|\Elastica\Mapping |
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| 386 | */ |
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| 387 | protected function createDefaultSearchFieldsMapping(Index $index, $lang = 'en') |
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| 400 | |||
| 401 | /** |
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| 402 | * Initialize the index with the default search fields mapping |
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| 403 | * |
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| 404 | * @param Index $index |
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| 405 | * @param string $lang |
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| 406 | */ |
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| 407 | protected function setMapping(Index $index, $lang = 'en') |
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| 417 | |||
| 418 | /** |
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| 419 | * Create a search document for a page |
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| 420 | * |
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| 421 | * @param NodeTranslation $nodeTranslation |
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| 422 | * @param Node $node |
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| 423 | * @param NodeVersion $publicNodeVersion |
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| 424 | * @param HasNodeInterface $page |
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| 425 | */ |
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| 426 | protected function addPageToIndex( |
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| 484 | |||
| 485 | /** |
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| 486 | * Add view permissions to the index document |
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| 487 | * |
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| 488 | * @param Node $node |
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| 489 | * @param array $doc |
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| 490 | * |
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| 491 | * @return array |
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| 492 | */ |
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| 493 | protected function addPermissions(Node $node, &$doc) |
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| 503 | |||
| 504 | /** |
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| 505 | * Add type to the index document |
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| 506 | * |
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| 507 | * @param object $page |
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| 508 | * @param array $doc |
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| 509 | * |
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| 510 | * @return array |
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| 511 | */ |
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| 512 | protected function addSearchType($page, &$doc) |
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| 516 | |||
| 517 | /** |
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| 518 | * Add parent nodes to the index document |
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| 519 | * |
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| 520 | * @param Node $node |
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| 521 | * @param array $doc |
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| 522 | * |
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| 523 | * @return array |
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| 524 | */ |
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| 525 | protected function addParentAndAncestors($node, &$doc) |
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| 539 | |||
| 540 | /** |
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| 541 | * Add page content to the index document |
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| 542 | * |
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| 543 | * @param NodeTranslation $nodeTranslation |
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| 544 | * @param HasNodeInterface $page |
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| 545 | * @param array $doc |
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| 546 | */ |
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| 547 | protected function addPageContent(NodeTranslation $nodeTranslation, $page, &$doc) |
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| 592 | |||
| 593 | /** |
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| 594 | * Enter request scope if it is not active yet... |
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| 595 | * |
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| 596 | * @param string $lang |
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| 597 | */ |
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| 598 | protected function enterRequestScope($lang) |
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| 617 | |||
| 618 | /** |
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| 619 | * Render a custom search view |
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| 620 | * |
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| 621 | * @deprecated This method is deprecated since KunstmaanNodeSearchBundle 5.7 and will be removed in KunstmaanNodeSearchBundle 6.0. Use the "renderCustomSearchView" method of the "Kunstmaan\NodeSearchBundle\Services\SearchViewRenderer" instead. |
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| 622 | * |
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| 623 | * @param NodeTranslation $nodeTranslation |
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| 624 | * @param SearchViewTemplateInterface $page |
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| 625 | * @param EngineInterface $renderer |
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| 626 | * |
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| 627 | * @return string |
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| 628 | */ |
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| 629 | protected function renderCustomSearchView( |
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| 658 | |||
| 659 | /** |
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| 660 | * Render default search view (all indexable pageparts in the main context |
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| 661 | * of the page) |
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| 662 | * |
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| 663 | * @deprecated This method is deprecated since KunstmaanNodeSearchBundle 5.7 and will be removed in KunstmaanNodeSearchBundle 6.0. Use the "renderDefaultSearchView" method of the "Kunstmaan\NodeSearchBundle\Services\SearchViewRenderer" instead. |
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| 664 | * |
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| 665 | * @param NodeTranslation $nodeTranslation |
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| 666 | * @param HasPagePartsInterface $page |
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| 667 | * @param EngineInterface $renderer |
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| 668 | * |
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| 669 | * @return string |
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| 670 | */ |
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| 671 | protected function renderDefaultSearchView( |
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| 694 | |||
| 695 | /** |
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| 696 | * Add custom data to index document (you can override to add custom fields |
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| 697 | * to the search index) |
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| 698 | * |
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| 699 | * @param HasNodeInterface $page |
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| 700 | * @param array $doc |
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| 701 | */ |
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| 702 | protected function addCustomData(HasNodeInterface $page, &$doc) |
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| 713 | |||
| 714 | /** |
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| 715 | * Convert a DateTime to UTC equivalent... |
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| 716 | * |
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| 717 | * @param \DateTime $dateTime |
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| 718 | * |
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| 719 | * @return \DateTime |
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| 720 | */ |
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| 721 | protected function getUTCDateTime(\DateTime $dateTime) |
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| 728 | |||
| 729 | /** |
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| 730 | * Removes all HTML markup & decode HTML entities |
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| 731 | * |
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| 732 | * @deprecated This method is deprecated since KunstmaanNodeSearchBundle 5.7 and will be removed in KunstmaanNodeSearchBundle 6.0. Use the "removeHtml" method of the "Kunstmaan\NodeSearchBundle\Services\SearchViewRenderer" instead. |
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| 733 | * |
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| 734 | * @param $text |
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| 735 | * |
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| 736 | * @return string |
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| 737 | */ |
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| 738 | protected function removeHtml($text) |
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| 746 | |||
| 747 | /** |
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| 748 | * Fetch ACL permissions for the specified entity |
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| 749 | * |
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| 750 | * @param object $object |
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| 751 | * |
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| 752 | * @return array |
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| 753 | */ |
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| 754 | protected function getAclPermissions($object) |
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| 782 | |||
| 783 | /** |
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| 784 | * @param $publicNodeVersion |
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| 785 | * |
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| 786 | * @return mixed |
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| 787 | */ |
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| 788 | private function getNodeRefPage(NodeVersion $publicNodeVersion) |
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| 798 | |||
| 799 | /** |
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| 800 | * @param object $event |
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| 801 | * @param string $eventName |
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| 802 | * |
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| 803 | * @return object |
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| 804 | */ |
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| 805 | View Code Duplication | private function dispatch($event, string $eventName) |
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| 816 | |||
| 817 | private function isMethodOverridden(string $method) |
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| 823 | } |
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| 824 |
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..