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 OwnerFormExtension 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 OwnerFormExtension, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 39 | class OwnerFormExtension extends AbstractTypeExtension |
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| 40 | { |
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| 41 | /** @var DoctrineHelper */ |
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| 42 | protected $doctrineHelper; |
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| 43 | |||
| 44 | /** @var OwnershipMetadataProvider */ |
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| 45 | protected $ownershipMetadataProvider; |
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| 46 | |||
| 47 | /** @var BusinessUnitManager */ |
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| 48 | protected $businessUnitManager; |
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| 49 | |||
| 50 | /** @var SecurityFacade */ |
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| 51 | protected $securityFacade; |
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| 52 | |||
| 53 | /** @var string */ |
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| 54 | protected $fieldName; |
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| 55 | |||
| 56 | /** @var string */ |
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| 57 | protected $fieldLabel = 'oro.user.owner.label'; |
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| 58 | |||
| 59 | /** @var bool */ |
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| 60 | protected $isAssignGranted; |
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| 61 | |||
| 62 | /** @var string */ |
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| 63 | protected $accessLevel; |
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| 64 | |||
| 65 | /** @var User */ |
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| 66 | protected $currentUser; |
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| 67 | |||
| 68 | /** @var AclVoter */ |
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| 69 | protected $aclVoter; |
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| 70 | |||
| 71 | /** @var OwnerTreeProvider */ |
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| 72 | protected $treeProvider; |
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| 73 | |||
| 74 | /** @var int */ |
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| 75 | protected $oldOwner; |
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| 76 | |||
| 77 | /** @var EntityOwnerAccessor */ |
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| 78 | protected $entityOwnerAccessor; |
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| 79 | |||
| 80 | /** |
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| 81 | * @param DoctrineHelper $doctrineHelper |
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| 82 | * @param OwnershipMetadataProvider $ownershipMetadataProvider |
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| 83 | * @param BusinessUnitManager $businessUnitManager |
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| 84 | * @param SecurityFacade $securityFacade |
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| 85 | * @param AclVoter $aclVoter |
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| 86 | * @param OwnerTreeProvider $treeProvider |
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| 87 | * @param EntityOwnerAccessor $entityOwnerAccessor |
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| 88 | */ |
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| 89 | public function __construct( |
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| 90 | DoctrineHelper $doctrineHelper, |
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| 91 | OwnershipMetadataProvider $ownershipMetadataProvider, |
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| 92 | BusinessUnitManager $businessUnitManager, |
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| 93 | SecurityFacade $securityFacade, |
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| 94 | AclVoter $aclVoter, |
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| 95 | OwnerTreeProvider $treeProvider, |
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| 96 | EntityOwnerAccessor $entityOwnerAccessor |
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| 97 | ) { |
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| 98 | $this->doctrineHelper = $doctrineHelper; |
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| 99 | $this->ownershipMetadataProvider = $ownershipMetadataProvider; |
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| 100 | $this->businessUnitManager = $businessUnitManager; |
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| 101 | $this->securityFacade = $securityFacade; |
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| 102 | $this->aclVoter = $aclVoter; |
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| 103 | $this->treeProvider = $treeProvider; |
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| 104 | $this->entityOwnerAccessor = $entityOwnerAccessor; |
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| 105 | } |
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| 106 | |||
| 107 | /** |
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| 108 | * Returns the name of the type being extended. |
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| 109 | * |
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| 110 | * @return string The name of the type being extended |
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| 111 | */ |
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| 112 | public function getExtendedType() |
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| 116 | |||
| 117 | /** |
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| 118 | * @param FormBuilderInterface $builder |
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| 119 | * @param array $options |
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| 120 | * |
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| 121 | * @throws \LogicException when getOwner method isn't implemented for entity with ownership type |
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| 122 | * |
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| 123 | * @SuppressWarnings(PHPMD.NPathComplexity) |
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| 124 | * @SuppressWarnings(PHPMD.CyclomaticComplexity) |
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| 125 | */ |
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| 126 | public function buildForm(FormBuilderInterface $builder, array $options) |
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| 188 | |||
| 189 | /** |
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| 190 | * {@inheritdoc} |
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| 191 | */ |
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| 192 | public function setDefaultOptions(OptionsResolverInterface $resolver) |
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| 200 | |||
| 201 | /** |
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| 202 | * Save old owner id of record |
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| 203 | * |
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| 204 | * @param FormEvent $event |
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| 205 | */ |
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| 206 | public function preSubmit(FormEvent $event) |
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| 216 | |||
| 217 | /** |
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| 218 | * Validate owner |
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| 219 | * |
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| 220 | * @param FormEvent $event |
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| 221 | */ |
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| 222 | public function postSubmit(FormEvent $event) |
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| 267 | |||
| 268 | /** |
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| 269 | * Process form after data is set and remove/disable owner field depending on permissions |
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| 270 | * |
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| 271 | * @param FormEvent $event |
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| 272 | */ |
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| 273 | public function preSetData(FormEvent $event) |
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| 304 | |||
| 305 | /** |
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| 306 | * @param FormBuilderInterface|FormInterface $builder |
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| 307 | * @param $dataClass |
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| 308 | * @param string $permission |
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| 309 | * @param array $data |
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| 310 | * @param int $entityId |
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| 311 | */ |
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| 312 | protected function addUserOwnerField($builder, $dataClass, $permission = "CREATE", $data = null, $entityId = 0) |
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| 354 | |||
| 355 | /** |
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| 356 | * Check if current entity is BusinessUnit |
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| 357 | * |
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| 358 | * @param string $className |
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| 359 | * |
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| 360 | * @return bool |
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| 361 | */ |
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| 362 | protected function checkIsBusinessUnitEntity($className) |
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| 371 | |||
| 372 | /** |
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| 373 | * @param FormBuilderInterface $builder |
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| 374 | * @param User $user |
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| 375 | * @param string $className |
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| 376 | */ |
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| 377 | protected function addBusinessUnitOwnerField($builder, User $user, $className) |
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| 444 | |||
| 445 | /** |
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| 446 | * @param Organization $organization |
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| 447 | * |
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| 448 | * @return null|BusinessUnit |
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| 449 | */ |
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| 450 | protected function getCurrentBusinessUnit(Organization $organization) |
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| 467 | |||
| 468 | /** |
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| 469 | * @return null|User |
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| 470 | */ |
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| 471 | protected function getCurrentUser() |
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| 482 | |||
| 483 | /** |
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| 484 | * @return bool|Organization |
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| 485 | */ |
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| 486 | protected function getCurrentOrganization() |
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| 495 | |||
| 496 | /** |
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| 497 | * @return int|null |
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| 498 | */ |
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| 499 | protected function getOrganizationContextId() |
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| 503 | |||
| 504 | /** |
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| 505 | * Check is granting user to object in given permission |
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| 506 | * |
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| 507 | * @param string $permission |
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| 508 | * @param object|string $object |
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| 509 | */ |
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| 510 | protected function checkIsGranted($permission, $object) |
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| 517 | |||
| 518 | /** |
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| 519 | * Get metadata for entity |
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| 520 | * |
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| 521 | * @param object|string $entity |
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| 522 | * |
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| 523 | * @return bool|OwnershipMetadataInterface |
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| 524 | * @throws \LogicException |
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| 525 | */ |
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| 526 | View Code Duplication | protected function getMetadata($entity) |
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| 541 | |||
| 542 | /** |
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| 543 | * Get business units ids for current user for current access level |
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| 544 | * |
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| 545 | * @return array |
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| 546 | * value -> business unit id |
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| 547 | */ |
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| 548 | protected function getBusinessUnitIds() |
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| 549 | { |
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| 550 | if (AccessLevel::SYSTEM_LEVEL == $this->accessLevel) { |
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| 551 | return $this->businessUnitManager->getBusinessUnitIds(); |
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| 552 | } elseif (AccessLevel::LOCAL_LEVEL == $this->accessLevel) { |
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| 553 | return $this->treeProvider->getTree()->getUserBusinessUnitIds( |
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| 554 | $this->currentUser->getId(), |
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| 555 | $this->getOrganizationContextId() |
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| 556 | ); |
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| 557 | View Code Duplication | } elseif (AccessLevel::DEEP_LEVEL === $this->accessLevel) { |
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| 558 | return $this->treeProvider->getTree()->getUserSubordinateBusinessUnitIds( |
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| 559 | $this->currentUser->getId(), |
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| 560 | $this->getOrganizationContextId() |
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| 561 | ); |
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| 562 | } elseif (AccessLevel::GLOBAL_LEVEL === $this->accessLevel) { |
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| 563 | return $this->businessUnitManager->getBusinessUnitIds($this->getOrganizationContextId()); |
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| 564 | } |
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| 565 | |||
| 566 | return []; |
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| 567 | } |
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| 568 | |||
| 569 | /** |
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| 570 | * Get organization from security facade |
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| 571 | * |
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| 572 | * @return bool|Organization |
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| 573 | */ |
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| 574 | protected function getOrganization() |
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| 578 | } |
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| 579 |