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Tighten validity checks for block metadata

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This filters out over 200 invalid states which were previously considered just fine, including zero-width cakes, buttons with broken facing values, furnace/chest with crazy values, and more.
This commit is contained in:
Dylan K. Taylor
2018-12-28 14:33:09 +00:00
parent 333773bf14
commit 78a80a6958
43 changed files with 222 additions and 59 deletions
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4
src/pocketmine/block/RedstoneRail.php
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@ -38,7 +38,7 @@ abstract class RedstoneRail extends BaseRail{
$this->powered = ($meta & self::FLAG_POWERED) !== 0;
}
protected function getConnectionsFromMeta(int $meta) : array{
return self::CONNECTIONS[$meta & ~self::FLAG_POWERED] ?? [];
protected function getConnectionsFromMeta(int $meta) : ?array{
return self::CONNECTIONS[$meta & ~self::FLAG_POWERED] ?? null;
}
}