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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\Extension\MathSearch\StackExchange; |
| 4 | |
| 5 | use MediaWiki\Extension\Math\MathMathML; |
| 6 | use MediaWiki\User\User; |
| 7 | use Wikibase\DataModel\Entity\Item; |
| 8 | use Wikibase\DataModel\Entity\ItemId; |
| 9 | use Wikibase\DataModel\Entity\NumericPropertyId; |
| 10 | use Wikibase\DataModel\Services\Statement\GuidGenerator; |
| 11 | use Wikibase\DataModel\Statement\StatementList; |
| 12 | use Wikibase\Repo\WikibaseRepo; |
| 13 | |
| 14 | class Formula { |
| 15 | |
| 16 | /** @var int */ |
| 17 | private $id; |
| 18 | /** @var int */ |
| 19 | private $qid; |
| 20 | /** @var string */ |
| 21 | private $text; |
| 22 | /** @var int */ |
| 23 | private $postQId; |
| 24 | |
| 25 | /** |
| 26 | * @param int $id |
| 27 | * @param int $qid |
| 28 | * @param string $text |
| 29 | * @param int $postQId |
| 30 | */ |
| 31 | public function __construct( $id, $qid, $text, $postQId ) { |
| 32 | $this->id = $id; |
| 33 | $this->qid = $qid; |
| 34 | $this->text = $text; |
| 35 | $this->postQId = $postQId; |
| 36 | } |
| 37 | |
| 38 | public function updateSearchIndex() { |
| 39 | $renderer = new MathMathML( $this->text, [ 'display' => 'block' ] ); |
| 40 | $hash = $renderer->getInputHash(); |
| 41 | $renderer->writeToCache(); |
| 42 | // TODO: Fix fake revision ID |
| 43 | \MathSearchHooks::writeMathIndex( 1, $this->id, $hash, $this->text ); |
| 44 | } |
| 45 | |
| 46 | public function createWbItem() { |
| 47 | $sf = WikibaseRepo::getSnakFactory(); |
| 48 | $store = WikibaseRepo::getEntityStore(); |
| 49 | $user = User::newFromName( 'Maintenance script' ); |
| 50 | $item = new Item(); |
| 51 | $item->setId( ItemId::newFromNumber( $this->qid ) ); |
| 52 | $item->setLabel( 'en', "Formula {$this->id}" ); |
| 53 | $guidGenerator = new GuidGenerator(); |
| 54 | $statements = new StatementList(); |
| 55 | $guid = $guidGenerator->newGuid( $item->getId() ); |
| 56 | // TODO: get from settings |
| 57 | $snak = $sf->newSnak( new NumericPropertyId( 'P1' ), 'value', $this->text ); |
| 58 | $statements->addNewStatement( $snak, null, null, $guid ); |
| 59 | $guid = $guidGenerator->newGuid( $item->getId() ); |
| 60 | $snak = $sf->newSnak( new NumericPropertyId( 'P8' ), 'value', (string)$this->id ); |
| 61 | $statements->addNewStatement( $snak, null, null, $guid ); |
| 62 | $guid = $guidGenerator->newGuid( $item->getId() ); |
| 63 | $snak = |
| 64 | $sf->newSnak( new NumericPropertyId( 'P16' ), 'value', |
| 65 | [ 'entity-type' => 'item', 'numeric-id' => (int)$this->postQId ] ); |
| 66 | $statements->addNewStatement( $snak, null, null, $guid ); |
| 67 | $item->setStatements( $statements ); |
| 68 | $store->saveEntity( $item, "Imported formula from StackExchange.", $user ); |
| 69 | } |
| 70 | } |