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<?php |
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namespace Wikibase\Repo\Validators; |
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use Wikibase\DataModel\Entity\EntityId; |
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use Wikibase\DataModel\Entity\Item; |
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use Wikibase\Repo\Store\SiteLinkConflictLookup; |
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/** |
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* Provides constraints for each entity type. |
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* Used to enforce global constraints upon save. |
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* |
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* @see docs/constraints.wiki |
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* |
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* @license GPL-2.0-or-later |
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* @author Daniel Kinzler |
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*/ |
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class EntityConstraintProvider { |
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/** |
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* @var SiteLinkConflictLookup |
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*/ |
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private $siteLinkConflictLookup; |
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public function __construct( |
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SiteLinkConflictLookup $siteLinkConflictLookup |
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) { |
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$this->siteLinkConflictLookup = $siteLinkConflictLookup; |
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//TODO: Make validators configurable. Allow more types to register. |
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} |
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/** |
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* Returns validators for hard global constraints that should be enforced on every update |
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* of an entity of the given type (including creation). |
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* |
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* @param string $entityType |
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* |
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* @return EntityValidator[] |
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*/ |
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public function getUpdateValidators( $entityType ) { |
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$validators = []; |
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if ( $entityType === Item::ENTITY_TYPE ) { |
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$validators[] = new SiteLinkUniquenessValidator( $this->siteLinkConflictLookup ); |
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} |
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return $validators; |
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} |
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/** |
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* Returns validators for soft global constraints that should be enforced only |
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* upon creation of an entity of the given type. This will include at least the |
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* validators returned by getUpdateValidators() for that type. |
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* |
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* @note During updates, such soft constraints should be checked selectively by the |
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* respective ChangeOps, so not all such (potentially expensive) validators are applied |
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* for all updates. |
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* |
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* @return EntityValidator[] |
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*/ |
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public function getCreationValidators( $entityType, EntityId $entityId ): array { |
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return $this->getUpdateValidators( $entityType ); |
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} |
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} |
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.