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| 1 | <?php |
| 2 | |
| 3 | namespace Wikibase\Lexeme\Presentation\ChangeOp\Deserialization; |
| 4 | |
| 5 | use MediaWiki\Api\ApiUsageException; |
| 6 | use MediaWiki\Status\Status; |
| 7 | use Wikibase\Lexeme\MediaWiki\Api\Error\ApiError; |
| 8 | |
| 9 | /** |
| 10 | * @license GPL-2.0-or-later |
| 11 | */ |
| 12 | class ValidationContext { |
| 13 | |
| 14 | /** |
| 15 | * @var self|null |
| 16 | */ |
| 17 | private $parentContext; |
| 18 | |
| 19 | /** @var string */ |
| 20 | private $field; |
| 21 | |
| 22 | /** @var string */ |
| 23 | private $level = ''; |
| 24 | |
| 25 | /** |
| 26 | * @var ApiError[] |
| 27 | */ |
| 28 | private $violations = []; |
| 29 | |
| 30 | /** |
| 31 | * @param self|null $parentContext |
| 32 | * @param string $field |
| 33 | * @param string|null $level |
| 34 | */ |
| 35 | private function __construct( ?self $parentContext, $field, $level = null ) { |
| 36 | $this->parentContext = $parentContext; |
| 37 | $this->field = $field; |
| 38 | if ( $level !== null ) { |
| 39 | $this->level = $level; |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | public static function create( string $field ): self { |
| 44 | return new self( null, $field ); |
| 45 | } |
| 46 | |
| 47 | /** |
| 48 | * Start a new level |
| 49 | * |
| 50 | * @param string $level |
| 51 | * @return self |
| 52 | */ |
| 53 | public function at( $level ) { |
| 54 | return new self( $this, $this->field, $level ); |
| 55 | } |
| 56 | |
| 57 | public function addViolation( ApiError $error ) { |
| 58 | $this->violations[] = $error; |
| 59 | |
| 60 | $this->toApiUsageException(); |
| 61 | } |
| 62 | |
| 63 | private function toApiUsageException() { |
| 64 | foreach ( $this->violations as $violation ) { |
| 65 | /** @var ApiError $error */ |
| 66 | $msg = $violation->asApiMessage( $this->field, $this->getParts() ); |
| 67 | $msg->setApiData( [ 'parameterName' => $this->field, 'fieldPath' => $this->getParts() ] ); |
| 68 | |
| 69 | $status = Status::newGood(); |
| 70 | $status->fatal( $msg ); |
| 71 | |
| 72 | throw new ApiUsageException( null, $status ); |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * @return string[] |
| 78 | */ |
| 79 | private function getParts() { |
| 80 | if ( $this->parentContext === null ) { |
| 81 | return []; |
| 82 | } |
| 83 | return array_merge( |
| 84 | $this->parentContext->getParts(), |
| 85 | [ $this->level ] |
| 86 | ); |
| 87 | } |
| 88 | |
| 89 | } |