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| 1 | <?php |
| 2 | |
| 3 | declare( strict_types = 1 ); |
| 4 | |
| 5 | namespace Wikibase\Lexeme\Domain\Model; |
| 6 | |
| 7 | use InvalidArgumentException; |
| 8 | use Wikibase\DataModel\Entity\Int32EntityId; |
| 9 | use Wikibase\DataModel\Entity\SerializableEntityId; |
| 10 | use Wikimedia\Assert\Assert; |
| 11 | |
| 12 | /** |
| 13 | * Immutable ID of a Lexeme in the lexicographical data model. |
| 14 | * |
| 15 | * @see https://www.mediawiki.org/wiki/Extension:WikibaseLexeme/Data_Model#Lexeme |
| 16 | * |
| 17 | * @license GPL-2.0-or-later |
| 18 | */ |
| 19 | class LexemeId extends SerializableEntityId implements Int32EntityId { |
| 20 | |
| 21 | public const PATTERN = '/^L[1-9]\d{0,9}\z/i'; |
| 22 | |
| 23 | /** |
| 24 | * @throws InvalidArgumentException |
| 25 | */ |
| 26 | public function __construct( string $serialization ) { |
| 27 | $this->assertValidIdFormat( $serialization ); |
| 28 | parent::__construct( strtoupper( $serialization ) ); |
| 29 | } |
| 30 | |
| 31 | /** |
| 32 | * @throws InvalidArgumentException |
| 33 | */ |
| 34 | private function assertValidIdFormat( string $serialization ): void { |
| 35 | Assert::parameterType( 'string', $serialization, '$serialization' ); |
| 36 | Assert::parameter( |
| 37 | preg_match( self::PATTERN, $serialization ), |
| 38 | '$serialization', |
| 39 | 'must match ' . self::PATTERN |
| 40 | ); |
| 41 | Assert::parameter( |
| 42 | strlen( $serialization ) <= 10 || substr( $serialization, 1 ) <= Int32EntityId::MAX, |
| 43 | '$serialization', |
| 44 | 'must not exceed ' . Int32EntityId::MAX |
| 45 | ); |
| 46 | } |
| 47 | |
| 48 | public function __serialize(): array { |
| 49 | return [ 'serialization' => $this->serialization ]; |
| 50 | } |
| 51 | |
| 52 | public function __unserialize( array $data ): void { |
| 53 | $this->__construct( $data['serialization'] ?? '' ); |
| 54 | if ( $this->serialization !== $data['serialization'] ) { |
| 55 | throw new InvalidArgumentException( '$data contained invalid serialization' ); |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | public function getEntityType(): string { |
| 60 | return 'lexeme'; |
| 61 | } |
| 62 | |
| 63 | public function getNumericId(): int { |
| 64 | return (int)substr( $this->serialization, 1 ); |
| 65 | } |
| 66 | |
| 67 | } |