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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\WikispeechSpeechDataCollector\Crud\Rdbms; |
| 4 | |
| 5 | /** |
| 6 | * @file |
| 7 | * @ingroup Extensions |
| 8 | * @license GPL-2.0-or-later |
| 9 | */ |
| 10 | |
| 11 | use ExternalStoreException; |
| 12 | use MediaWiki\WikispeechSpeechDataCollector\Domain\Persistent; |
| 13 | use MediaWiki\WikispeechSpeechDataCollector\Uuid; |
| 14 | |
| 15 | /** |
| 16 | * @since 0.1.0 |
| 17 | * |
| 18 | * Assigns a UUID as identity in local scope before insert to table. |
| 19 | */ |
| 20 | abstract class AbstractUuidRdbmsCrud extends AbstractRdbmsCrud { |
| 21 | |
| 22 | /** |
| 23 | * Given a persistent domain object instance with at least identity set, |
| 24 | * creates representation in database to correspond to the data set in the domain object. |
| 25 | * |
| 26 | * @param Persistent $instance |
| 27 | * @throws ExternalStoreException If instance identity is already set |
| 28 | * @since 0.1.0 |
| 29 | */ |
| 30 | public function create( |
| 31 | Persistent $instance |
| 32 | ): void { |
| 33 | if ( $instance->getIdentity() ) { |
| 34 | throw new ExternalStoreException( 'Identity already set' ); |
| 35 | } |
| 36 | $instance->setIdentity( Uuid::v4BytesFactory() ); |
| 37 | $rows = $this->serializeFields( $instance ); |
| 38 | $rows[ $this->getIdentityColumn() ] = $instance->getIdentity(); |
| 39 | $dbw = $this->getContext()->getDbLoadBalancer()->getConnection( DB_PRIMARY ); |
| 40 | $dbw->insert( $this->getTable(), $rows, __METHOD__ ); |
| 41 | } |
| 42 | |
| 43 | /** |
| 44 | * @param Persistent $instance |
| 45 | * @param array $row |
| 46 | * @since 0.1.0 |
| 47 | */ |
| 48 | protected function deserializeRowIdentity( |
| 49 | Persistent $instance, |
| 50 | $row |
| 51 | ): void { |
| 52 | $instance->setIdentity( strval( $row[ $this->getIdentityColumn() ] ) ); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * @param string $identity |
| 57 | * @return Persistent|null |
| 58 | * @since 0.1.0 |
| 59 | */ |
| 60 | public function read( |
| 61 | $identity |
| 62 | ): ?Persistent { |
| 63 | return parent::read( $identity ); |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * @param string $identity |
| 68 | * @since 0.1.0 |
| 69 | */ |
| 70 | public function delete( |
| 71 | $identity |
| 72 | ): void { |
| 73 | parent::delete( $identity ); |
| 74 | } |
| 75 | |
| 76 | } |