func LoadWorldStore(worldPath string) (world *WorldStore, err os.Error) {
levelData, err := loadLevelData(worldPath)
if err != nil {
return
}
// In both single-player and SMP maps, the 'spawn position' is stored in
// the level data.
x, xok := levelData.Lookup("Data/SpawnX").(*nbt.Int)
y, yok := levelData.Lookup("Data/SpawnY").(*nbt.Int)
z, zok := levelData.Lookup("Data/SpawnZ").(*nbt.Int)
if !xok || !yok || !zok {
err = os.NewError("Invalid map level data: does not contain Spawn{X,Y,Z}")
log.Printf("%#v", levelData)
return
}
spawnPosition := BlockXyz{
BlockCoord(x.Value),
BlockYCoord(y.Value),
BlockCoord(z.Value),
}
var timeTicks Ticks
if timeTag, ok := levelData.Lookup("Data/Time").(*nbt.Long); ok {
timeTicks = Ticks(timeTag.Value)
}
var chunkStores []chunkstore.IChunkStore
persistantChunkStore, err := chunkstore.ChunkStoreForLevel(worldPath, levelData, DimensionNormal)
if err != nil {
return
}
chunkStores = append(chunkStores, chunkstore.NewChunkService(persistantChunkStore))
var seed int64
if seedNbt, ok := levelData.Lookup("Data/RandomSeed").(*nbt.Long); ok {
seed = seedNbt.Value
} else {
seed = rand.NewSource(time.Seconds()).Int63()
}
chunkStores = append(chunkStores, chunkstore.NewChunkService(generation.NewTestGenerator(seed)))
for _, store := range chunkStores {
go store.Serve()
}
world = &WorldStore{
WorldPath: worldPath,
Seed: seed,
Time: timeTicks,
LevelData: levelData,
ChunkStore: chunkstore.NewChunkService(chunkstore.NewMultiStore(chunkStores)),
SpawnPosition: spawnPosition,
}
go world.ChunkStore.Serve()
return
}
// NOTE: ChunkStoreForDimension shouldn't really be used in the server just
// yet.
func (world *WorldStore) ChunkStoreForDimension(dimension DimensionId) (store chunkstore.IChunkStore, err error) {
fgStore, err := chunkstore.ChunkStoreForLevel(world.WorldPath, world.LevelData, dimension)
if err != nil {
return
}
store = chunkstore.NewChunkService(fgStore)
go store.Serve()
return
}