Block block = world.getBlock(x, y, z);
if (!block.isReplaceable(world, x, y, z)) return false;
if (!canFloat && !world.isSideSolid(x, y - 1, z, ForgeDirection.UP)) return false;
BetterStorage.networkChannel.sendToAllAround(
new PacketBackpackTeleport(sourceX, sourceY, sourceZ, x, y, z),
world, sourceX + 0.5, sourceY + 0.5, sourceZ + 0.5, 256);
world.playSoundEffect(sourceX + 0.5, sourceY + 0.5, sourceZ + 0.5,
"mob.endermen.portal", 1.0F, 1.0F);
world.playSoundEffect(x + 0.5, y + 0.5, z + 0.5,