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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\IPInfo\Rest\Handler; |
| 4 | |
| 5 | use MediaWiki\Rest\LocalizedHttpException; |
| 6 | use MediaWiki\Revision\RevisionRecord; |
| 7 | use Wikimedia\IPUtils; |
| 8 | use Wikimedia\Message\MessageValue; |
| 9 | |
| 10 | abstract class AbstractRevisionHandler extends IPInfoHandler { |
| 11 | |
| 12 | /** @inheritDoc */ |
| 13 | protected function getInfo( int $id ): array { |
| 14 | $revision = $this->getRevision( $id ); |
| 15 | |
| 16 | if ( !$revision ) { |
| 17 | throw new LocalizedHttpException( |
| 18 | new MessageValue( 'rest-nonexistent-revision', [ $id ] ), |
| 19 | 404 |
| 20 | ); |
| 21 | } |
| 22 | |
| 23 | $user = $this->userFactory->newFromUserIdentity( $this->getAuthority()->getUser() ); |
| 24 | if ( !$this->permissionManager->userCan( 'read', $user, $revision->getPageAsLinkTarget() ) ) { |
| 25 | throw new LocalizedHttpException( |
| 26 | new MessageValue( 'rest-revision-permission-denied-revision', [ $id ] ), |
| 27 | 403 |
| 28 | ); |
| 29 | } |
| 30 | |
| 31 | $author = $revision->getUser( RevisionRecord::FOR_THIS_USER, $this->getAuthority() ); |
| 32 | |
| 33 | if ( !$author ) { |
| 34 | // User does not have access to author. |
| 35 | throw new LocalizedHttpException( |
| 36 | new MessageValue( 'ipinfo-rest-revision-no-author' ), |
| 37 | 403 |
| 38 | ); |
| 39 | } |
| 40 | |
| 41 | if ( $author->isRegistered() ) { |
| 42 | // Since the IP address only exists in CheckUser, there is no way to access it. |
| 43 | // @TODO Allow extensions (like CheckUser) to either pass without a value |
| 44 | // (which would result in a 404) or throw a fatal (which could result in a 403). |
| 45 | throw new LocalizedHttpException( |
| 46 | new MessageValue( 'ipinfo-rest-revision-registered' ), |
| 47 | 404 |
| 48 | ); |
| 49 | } |
| 50 | |
| 51 | if ( !IPUtils::isValid( $author->getName() ) ) { |
| 52 | // Not a valid IP and probably an imported edit |
| 53 | throw new LocalizedHttpException( |
| 54 | new MessageValue( 'ipinfo-rest-revision-invalid-ip' ), |
| 55 | 404 |
| 56 | ); |
| 57 | } |
| 58 | |
| 59 | return [ |
| 60 | $this->presenter->present( $this->infoManager->retrieveFromIP( $author->getName() ), |
| 61 | $this->getAuthority()->getUser() ) |
| 62 | ]; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * @param int $id ID of the revision |
| 67 | * @return RevisionRecord|null if the revision does not exist |
| 68 | */ |
| 69 | abstract protected function getRevision( int $id ): ?RevisionRecord; |
| 70 | } |