    001    package net.minecraft.world;
    002
    003    import cpw.mods.fml.relauncher.Side;
    004    import cpw.mods.fml.relauncher.SideOnly;
    005
    006    import java.io.File;
    007    import java.util.ArrayList;
    008    import java.util.HashSet;
    009    import java.util.Iterator;
    010    import java.util.List;
    011    import java.util.Random;
    012    import java.util.Set;
    013    import java.util.TreeSet;
    014    import net.minecraft.block.Block;
    015    import net.minecraft.block.BlockEventData;
    016    import net.minecraft.crash.CrashReport;
    017    import net.minecraft.crash.CrashReportCategory;
    018    import net.minecraft.entity.Entity;
    019    import net.minecraft.entity.EntityTracker;
    020    import net.minecraft.entity.EnumCreatureType;
    021    import net.minecraft.entity.INpc;
    022    import net.minecraft.entity.effect.EntityLightningBolt;
    023    import net.minecraft.entity.passive.EntityAnimal;
    024    import net.minecraft.entity.passive.EntityWaterMob;
    025    import net.minecraft.entity.player.EntityPlayer;
    026    import net.minecraft.entity.player.EntityPlayerMP;
    027    import net.minecraft.item.Item;
    028    import net.minecraft.network.packet.Packet38EntityStatus;
    029    import net.minecraft.network.packet.Packet54PlayNoteBlock;
    030    import net.minecraft.network.packet.Packet60Explosion;
    031    import net.minecraft.network.packet.Packet70GameEvent;
    032    import net.minecraft.network.packet.Packet71Weather;
    033    import net.minecraft.profiler.Profiler;
    034    import net.minecraft.server.MinecraftServer;
    035    import net.minecraft.server.management.PlayerManager;
    036    import net.minecraft.tileentity.TileEntity;
    037    import net.minecraft.util.ChunkCoordinates;
    038    import net.minecraft.util.IProgressUpdate;
    039    import net.minecraft.util.IntHashMap;
    040    import net.minecraft.util.MathHelper;
    041    import net.minecraft.util.ReportedException;
    042    import net.minecraft.util.Vec3;
    043    import net.minecraft.util.WeightedRandom;
    044    import net.minecraft.util.WeightedRandomChestContent;
    045    import net.minecraft.world.biome.BiomeGenBase;
    046    import net.minecraft.world.biome.SpawnListEntry;
    047    import net.minecraft.world.biome.WorldChunkManager;
    048    import net.minecraft.world.chunk.Chunk;
    049    import net.minecraft.world.chunk.IChunkProvider;
    050    import net.minecraft.world.chunk.storage.AnvilChunkLoader;
    051    import net.minecraft.world.chunk.storage.ExtendedBlockStorage;
    052    import net.minecraft.world.chunk.storage.IChunkLoader;
    053    import net.minecraft.world.gen.ChunkProviderServer;
    054    import net.minecraft.world.gen.feature.WorldGeneratorBonusChest;
    055    import net.minecraft.world.storage.ISaveHandler;
    056
    057    import net.minecraftforge.common.ChestGenHooks;
    058    import static net.minecraftforge.common.ChestGenHooks.*;
    059    import net.minecraftforge.common.DimensionManager;
    060    import net.minecraftforge.common.MinecraftForge;
    061    import net.minecraftforge.event.world.WorldEvent;
    062
    063    public class WorldServer extends World
    064    {
    065        private final MinecraftServer mcServer;
    066        private final EntityTracker theEntityTracker;
    067        private final PlayerManager thePlayerManager;
    068        private Set field_73064_N;
    069
    070        /** All work to do in future ticks. */
    071        private TreeSet pendingTickListEntries;
    072        public ChunkProviderServer theChunkProviderServer;
    073
    074        /** set by CommandServerSave{all,Off,On} */
    075        public boolean canNotSave;
    076
    077        /** is false if there are no players */
    078        private boolean allPlayersSleeping;
    079        private int updateEntityTick = 0;
    080        private final Teleporter field_85177_Q;
    081
    082        /**
    083         * Double buffer of ServerBlockEventList[] for holding pending BlockEventData's
    084         */
    085        private ServerBlockEventList[] blockEventCache = new ServerBlockEventList[] {new ServerBlockEventList((ServerBlockEvent)null), new ServerBlockEventList((ServerBlockEvent)null)};
    086
    087        /**
    088         * The index into the blockEventCache; either 0, or 1, toggled in sendBlockEventPackets  where all BlockEvent are
    089         * applied locally and send to clients.
    090         */
    091        private int blockEventCacheIndex = 0;
    092        public static final WeightedRandomChestContent[] bonusChestContent = new WeightedRandomChestContent[] {new WeightedRandomChestContent(Item.stick.shiftedIndex, 0, 1, 3, 10), new WeightedRandomChestContent(Block.planks.blockID, 0, 1, 3, 10), new WeightedRandomChestContent(Block.wood.blockID, 0, 1, 3, 10), new WeightedRandomChestContent(Item.axeStone.shiftedIndex, 0, 1, 1, 3), new WeightedRandomChestContent(Item.axeWood.shiftedIndex, 0, 1, 1, 5), new WeightedRandomChestContent(Item.pickaxeStone.shiftedIndex, 0, 1, 1, 3), new WeightedRandomChestContent(Item.pickaxeWood.shiftedIndex, 0, 1, 1, 5), new WeightedRandomChestContent(Item.appleRed.shiftedIndex, 0, 2, 3, 5), new WeightedRandomChestContent(Item.bread.shiftedIndex, 0, 2, 3, 3)};
    093
    094        /** An IntHashMap of entity IDs (integers) to their Entity objects. */
    095        private IntHashMap entityIdMap;
    096
    097        /** Stores the recently processed (lighting) chunks */
    098        protected Set<ChunkCoordIntPair> doneChunks = new HashSet<ChunkCoordIntPair>();
    099        public List<Teleporter> customTeleporters = new ArrayList<Teleporter>();
    100
    101        public WorldServer(MinecraftServer par1MinecraftServer, ISaveHandler par2ISaveHandler, String par3Str, int par4, WorldSettings par5WorldSettings, Profiler par6Profiler)
    102        {
    103            super(par2ISaveHandler, par3Str, par5WorldSettings, WorldProvider.getProviderForDimension(par4), par6Profiler);
    104            this.mcServer = par1MinecraftServer;
    105            this.theEntityTracker = new EntityTracker(this);
    106            this.thePlayerManager = new PlayerManager(this, par1MinecraftServer.getConfigurationManager().getViewDistance());
    107
    108            if (this.entityIdMap == null)
    109            {
    110                this.entityIdMap = new IntHashMap();
    111            }
    112
    113            if (this.field_73064_N == null)
    114            {
    115                this.field_73064_N = new HashSet();
    116            }
    117
    118            if (this.pendingTickListEntries == null)
    119            {
    120                this.pendingTickListEntries = new TreeSet();
    121            }
    122
    123            this.field_85177_Q = new Teleporter(this);
    124            DimensionManager.setWorld(par4, this);
    125        }
    126
    127        /**
    128         * Runs a single tick for the world
    129         */
    130        public void tick()
    131        {
    132            super.tick();
    133
    134            if (this.getWorldInfo().isHardcoreModeEnabled() && this.difficultySetting < 3)
    135            {
    136                this.difficultySetting = 3;
    137            }
    138
    139            this.provider.worldChunkMgr.cleanupCache();
    140
    141            if (this.areAllPlayersAsleep())
    142            {
    143                boolean var1 = false;
    144
    145                if (this.spawnHostileMobs && this.difficultySetting >= 1)
    146                {
    147                    ;
    148                }
    149
    150                if (!var1)
    151                {
    152                    long var2 = this.worldInfo.getWorldTime() + 24000L;
    153                    this.worldInfo.setWorldTime(var2 - var2 % 24000L);
    154                    this.wakeAllPlayers();
    155                }
    156            }
    157
    158            this.theProfiler.startSection("mobSpawner");
    159
    160            if (this.getGameRules().getGameRuleBooleanValue("doMobSpawning"))
    161            {
    162                SpawnerAnimals.findChunksForSpawning(this, this.spawnHostileMobs, this.spawnPeacefulMobs, this.worldInfo.getWorldTotalTime() % 400L == 0L);
    163            }
    164
    165            this.theProfiler.endStartSection("chunkSource");
    166            this.chunkProvider.unload100OldestChunks();
    167            int var4 = this.calculateSkylightSubtracted(1.0F);
    168
    169            if (var4 != this.skylightSubtracted)
    170            {
    171                this.skylightSubtracted = var4;
    172            }
    173
    174            this.sendAndApplyBlockEvents();
    175            this.worldInfo.incrementTotalWorldTime(this.worldInfo.getWorldTotalTime() + 1L);
    176            this.worldInfo.setWorldTime(this.worldInfo.getWorldTime() + 1L);
    177            this.theProfiler.endStartSection("tickPending");
    178            this.tickUpdates(false);
    179            this.theProfiler.endStartSection("tickTiles");
    180            this.tickBlocksAndAmbiance();
    181            this.theProfiler.endStartSection("chunkMap");
    182            this.thePlayerManager.updatePlayerInstances();
    183            this.theProfiler.endStartSection("village");
    184            this.villageCollectionObj.tick();
    185            this.villageSiegeObj.tick();
    186            this.theProfiler.endStartSection("portalForcer");
    187            this.field_85177_Q.func_85189_a(this.getTotalWorldTime());
    188            for (Teleporter tele : customTeleporters)
    189            {
    190                tele.func_85189_a(getTotalWorldTime());
    191            }
    192            this.theProfiler.endSection();
    193            this.sendAndApplyBlockEvents();
    194        }
    195
    196        /**
    197         * only spawns creatures allowed by the chunkProvider
    198         */
    199        public SpawnListEntry spawnRandomCreature(EnumCreatureType par1EnumCreatureType, int par2, int par3, int par4)
    200        {
    201            List var5 = this.getChunkProvider().getPossibleCreatures(par1EnumCreatureType, par2, par3, par4);
    202            return var5 != null && !var5.isEmpty() ? (SpawnListEntry)WeightedRandom.getRandomItem(this.rand, var5) : null;
    203        }
    204
    205        /**
    206         * Updates the flag that indicates whether or not all players in the world are sleeping.
    207         */
    208        public void updateAllPlayersSleepingFlag()
    209        {
    210            this.allPlayersSleeping = !this.playerEntities.isEmpty();
    211            Iterator var1 = this.playerEntities.iterator();
    212
    213            while (var1.hasNext())
    214            {
    215                EntityPlayer var2 = (EntityPlayer)var1.next();
    216
    217                if (!var2.isPlayerSleeping())
    218                {
    219                    this.allPlayersSleeping = false;
    220                    break;
    221                }
    222            }
    223        }
    224
    225        protected void wakeAllPlayers()
    226        {
    227            this.allPlayersSleeping = false;
    228            Iterator var1 = this.playerEntities.iterator();
    229
    230            while (var1.hasNext())
    231            {
    232                EntityPlayer var2 = (EntityPlayer)var1.next();
    233
    234                if (var2.isPlayerSleeping())
    235                {
    236                    var2.wakeUpPlayer(false, false, true);
    237                }
    238            }
    239
    240            this.resetRainAndThunder();
    241        }
    242
    243        private void resetRainAndThunder()
    244        {
    245            provider.resetRainAndThunder();
    246        }
    247
    248        public boolean areAllPlayersAsleep()
    249        {
    250            if (this.allPlayersSleeping && !this.isRemote)
    251            {
    252                Iterator var1 = this.playerEntities.iterator();
    253                EntityPlayer var2;
    254
    255                do
    256                {
    257                    if (!var1.hasNext())
    258                    {
    259                        return true;
    260                    }
    261
    262                    var2 = (EntityPlayer)var1.next();
    263                }
    264                while (var2.isPlayerFullyAsleep());
    265
    266                return false;
    267            }
    268            else
    269            {
    270                return false;
    271            }
    272        }
    273
    274        @SideOnly(Side.CLIENT)
    275
    276        /**
    277         * Sets a new spawn location by finding an uncovered block at a random (x,z) location in the chunk.
    278         */
    279        public void setSpawnLocation()
    280        {
    281            if (this.worldInfo.getSpawnY() <= 0)
    282            {
    283                this.worldInfo.setSpawnY(64);
    284            }
    285
    286            int var1 = this.worldInfo.getSpawnX();
    287            int var2 = this.worldInfo.getSpawnZ();
    288            int var3 = 0;
    289
    290            while (this.getFirstUncoveredBlock(var1, var2) == 0)
    291            {
    292                var1 += this.rand.nextInt(8) - this.rand.nextInt(8);
    293                var2 += this.rand.nextInt(8) - this.rand.nextInt(8);
    294                ++var3;
    295
    296                if (var3 == 10000)
    297                {
    298                    break;
    299                }
    300            }
    301
    302            this.worldInfo.setSpawnX(var1);
    303            this.worldInfo.setSpawnZ(var2);
    304        }
    305
    306        /**
    307         * plays random cave ambient sounds and runs updateTick on random blocks within each chunk in the vacinity of a
    308         * player
    309         */
    310        protected void tickBlocksAndAmbiance()
    311        {
    312            super.tickBlocksAndAmbiance();
    313            int var1 = 0;
    314            int var2 = 0;
    315            Iterator var3 = this.activeChunkSet.iterator();
    316
    317            doneChunks.retainAll(activeChunkSet);
    318            if (doneChunks.size() == activeChunkSet.size())
    319            {
    320                doneChunks.clear();
    321            }
    322
    323            final long startTime = System.nanoTime();
    324
    325            while (var3.hasNext())
    326            {
    327                ChunkCoordIntPair var4 = (ChunkCoordIntPair)var3.next();
    328                int var5 = var4.chunkXPos * 16;
    329                int var6 = var4.chunkZPos * 16;
    330                this.theProfiler.startSection("getChunk");
    331                Chunk var7 = this.getChunkFromChunkCoords(var4.chunkXPos, var4.chunkZPos);
    332                this.moodSoundAndLightCheck(var5, var6, var7);
    333                this.theProfiler.endStartSection("tickChunk");
    334                //Limits and evenly distributes the lighting update time
    335                if (System.nanoTime() - startTime <= 4000000 && doneChunks.add(var4))
    336                {
    337                    var7.updateSkylight();
    338                }
    339                this.theProfiler.endStartSection("thunder");
    340                int var8;
    341                int var9;
    342                int var10;
    343                int var11;
    344
    345                if (provider.canDoLightning(var7) && this.rand.nextInt(100000) == 0 && this.isRaining() && this.isThundering())
    346                {
    347                    this.updateLCG = this.updateLCG * 3 + 1013904223;
    348                    var8 = this.updateLCG >> 2;
    349                    var9 = var5 + (var8 & 15);
    350                    var10 = var6 + (var8 >> 8 & 15);
    351                    var11 = this.getPrecipitationHeight(var9, var10);
    352
    353                    if (this.canLightningStrikeAt(var9, var11, var10))
    354                    {
    355                        this.addWeatherEffect(new EntityLightningBolt(this, (double)var9, (double)var11, (double)var10));
    356                    }
    357                }
    358
    359                this.theProfiler.endStartSection("iceandsnow");
    360                int var13;
    361
    362                if (provider.canDoRainSnowIce(var7) && this.rand.nextInt(16) == 0)
    363                {
    364                    this.updateLCG = this.updateLCG * 3 + 1013904223;
    365                    var8 = this.updateLCG >> 2;
    366                    var9 = var8 & 15;
    367                    var10 = var8 >> 8 & 15;
    368                    var11 = this.getPrecipitationHeight(var9 + var5, var10 + var6);
    369
    370                    if (this.isBlockFreezableNaturally(var9 + var5, var11 - 1, var10 + var6))
    371                    {
    372                        this.setBlockWithNotify(var9 + var5, var11 - 1, var10 + var6, Block.ice.blockID);
    373                    }
    374
    375                    if (this.isRaining() && this.canSnowAt(var9 + var5, var11, var10 + var6))
    376                    {
    377                        this.setBlockWithNotify(var9 + var5, var11, var10 + var6, Block.snow.blockID);
    378                    }
    379
    380                    if (this.isRaining())
    381                    {
    382                        BiomeGenBase var12 = this.getBiomeGenForCoords(var9 + var5, var10 + var6);
    383
    384                        if (var12.canSpawnLightningBolt())
    385                        {
    386                            var13 = this.getBlockId(var9 + var5, var11 - 1, var10 + var6);
    387
    388                            if (var13 != 0)
    389                            {
    390                                Block.blocksList[var13].fillWithRain(this, var9 + var5, var11 - 1, var10 + var6);
    391                            }
    392                        }
    393                    }
    394                }
    395
    396                this.theProfiler.endStartSection("tickTiles");
    397                ExtendedBlockStorage[] var19 = var7.getBlockStorageArray();
    398                var9 = var19.length;
    399
    400                for (var10 = 0; var10 < var9; ++var10)
    401                {
    402                    ExtendedBlockStorage var21 = var19[var10];
    403
    404                    if (var21 != null && var21.getNeedsRandomTick())
    405                    {
    406                        for (int var20 = 0; var20 < 3; ++var20)
    407                        {
    408                            this.updateLCG = this.updateLCG * 3 + 1013904223;
    409                            var13 = this.updateLCG >> 2;
    410                            int var14 = var13 & 15;
    411                            int var15 = var13 >> 8 & 15;
    412                            int var16 = var13 >> 16 & 15;
    413                            int var17 = var21.getExtBlockID(var14, var16, var15);
    414                            ++var2;
    415                            Block var18 = Block.blocksList[var17];
    416
    417                            if (var18 != null && var18.getTickRandomly())
    418                            {
    419                                ++var1;
    420                                var18.updateTick(this, var14 + var5, var16 + var21.getYLocation(), var15 + var6, this.rand);
    421                            }
    422                        }
    423                    }
    424                }
    425
    426                this.theProfiler.endSection();
    427            }
    428        }
    429
    430        /**
    431         * Schedules a tick to a block with a delay (Most commonly the tick rate)
    432         */
    433        public void scheduleBlockUpdate(int par1, int par2, int par3, int par4, int par5)
    434        {
    435            this.func_82740_a(par1, par2, par3, par4, par5, 0);
    436        }
    437
    438        public void func_82740_a(int par1, int par2, int par3, int par4, int par5, int par6)
    439        {
    440            NextTickListEntry var7 = new NextTickListEntry(par1, par2, par3, par4);
    441            boolean isForced = getPersistentChunks().containsKey(new ChunkCoordIntPair(var7.xCoord >> 4, var7.zCoord >> 4));
    442            byte var8 = isForced ? (byte)0 : 8;
    443
    444            if (this.scheduledUpdatesAreImmediate && par4 > 0)
    445            {
    446                if (Block.blocksList[par4].func_82506_l())
    447                {
    448                    if (this.checkChunksExist(var7.xCoord - var8, var7.yCoord - var8, var7.zCoord - var8, var7.xCoord + var8, var7.yCoord + var8, var7.zCoord + var8))
    449                    {
    450                        int var9 = this.getBlockId(var7.xCoord, var7.yCoord, var7.zCoord);
    451
    452                        if (var9 == var7.blockID && var9 > 0)
    453                        {
    454                            Block.blocksList[var9].updateTick(this, var7.xCoord, var7.yCoord, var7.zCoord, this.rand);
    455                        }
    456                    }
    457
    458                    return;
    459                }
    460
    461                par5 = 1;
    462            }
    463
    464            if (this.checkChunksExist(par1 - var8, par2 - var8, par3 - var8, par1 + var8, par2 + var8, par3 + var8))
    465            {
    466                if (par4 > 0)
    467                {
    468                    var7.setScheduledTime((long)par5 + this.worldInfo.getWorldTotalTime());
    469                    var7.func_82753_a(par6);
    470                }
    471
    472                if (!this.field_73064_N.contains(var7))
    473                {
    474                    this.field_73064_N.add(var7);
    475                    this.pendingTickListEntries.add(var7);
    476                }
    477            }
    478        }
    479
    480        /**
    481         * Schedules a block update from the saved information in a chunk. Called when the chunk is loaded.
    482         */
    483        public void scheduleBlockUpdateFromLoad(int par1, int par2, int par3, int par4, int par5)
    484        {
    485            NextTickListEntry var6 = new NextTickListEntry(par1, par2, par3, par4);
    486
    487            if (par4 > 0)
    488            {
    489                var6.setScheduledTime((long)par5 + this.worldInfo.getWorldTotalTime());
    490            }
    491
    492            if (!this.field_73064_N.contains(var6))
    493            {
    494                this.field_73064_N.add(var6);
    495                this.pendingTickListEntries.add(var6);
    496            }
    497        }
    498
    499        /**
    500         * Updates (and cleans up) entities and tile entities
    501         */
    502        public void updateEntities()
    503        {
    504            if (this.playerEntities.isEmpty() && getPersistentChunks().isEmpty())
    505            {
    506                if (this.updateEntityTick++ >= 1200)
    507                {
    508                    return;
    509                }
    510            }
    511            else
    512            {
    513                this.resetUpdateEntityTick();
    514            }
    515
    516            super.updateEntities();
    517        }
    518
    519        /**
    520         * Resets the updateEntityTick field to 0
    521         */
    522        public void resetUpdateEntityTick()
    523        {
    524            this.updateEntityTick = 0;
    525        }
    526
    527        /**
    528         * Runs through the list of updates to run and ticks them
    529         */
    530        public boolean tickUpdates(boolean par1)
    531        {
    532            int var2 = this.pendingTickListEntries.size();
    533
    534            if (var2 != this.field_73064_N.size())
    535            {
    536                throw new IllegalStateException("TickNextTick list out of synch");
    537            }
    538            else
    539            {
    540                if (var2 > 1000)
    541                {
    542                    var2 = 1000;
    543                }
    544
    545                for (int var3 = 0; var3 < var2; ++var3)
    546                {
    547                    NextTickListEntry var4 = (NextTickListEntry)this.pendingTickListEntries.first();
    548
    549                    if (!par1 && var4.scheduledTime > this.worldInfo.getWorldTotalTime())
    550                    {
    551                        break;
    552                    }
    553
    554                    this.pendingTickListEntries.remove(var4);
    555                    this.field_73064_N.remove(var4);
    556                    boolean isForced = getPersistentChunks().containsKey(new ChunkCoordIntPair(var4.xCoord >> 4, var4.zCoord >> 4));
    557                    byte var5 = isForced ? (byte)0 : 8;
    558
    559                    if (this.checkChunksExist(var4.xCoord - var5, var4.yCoord - var5, var4.zCoord - var5, var4.xCoord + var5, var4.yCoord + var5, var4.zCoord + var5))
    560                    {
    561                        int var6 = this.getBlockId(var4.xCoord, var4.yCoord, var4.zCoord);
    562
    563                        if (var6 == var4.blockID && var6 > 0)
    564                        {
    565                            try
    566                            {
    567                                Block.blocksList[var6].updateTick(this, var4.xCoord, var4.yCoord, var4.zCoord, this.rand);
    568                            }
    569                            catch (Throwable var13)
    570                            {
    571                                CrashReport var8 = CrashReport.makeCrashReport(var13, "Exception while ticking a block");
    572                                CrashReportCategory var9 = var8.makeCategory("Block being ticked");
    573                                int var10;
    574
    575                                try
    576                                {
    577                                    var10 = this.getBlockMetadata(var4.xCoord, var4.yCoord, var4.zCoord);
    578                                }
    579                                catch (Throwable var12)
    580                                {
    581                                    var10 = -1;
    582                                }
    583
    584                                CrashReportCategory.func_85068_a(var9, var4.xCoord, var4.yCoord, var4.zCoord, var6, var10);
    585                                throw new ReportedException(var8);
    586                            }
    587                        }
    588                    }
    589                }
    590
    591                return !this.pendingTickListEntries.isEmpty();
    592            }
    593        }
    594
    595        public List getPendingBlockUpdates(Chunk par1Chunk, boolean par2)
    596        {
    597            ArrayList var3 = null;
    598            ChunkCoordIntPair var4 = par1Chunk.getChunkCoordIntPair();
    599            int var5 = var4.chunkXPos << 4;
    600            int var6 = var5 + 16;
    601            int var7 = var4.chunkZPos << 4;
    602            int var8 = var7 + 16;
    603            Iterator var9 = this.pendingTickListEntries.iterator();
    604
    605            while (var9.hasNext())
    606            {
    607                NextTickListEntry var10 = (NextTickListEntry)var9.next();
    608
    609                if (var10.xCoord >= var5 && var10.xCoord < var6 && var10.zCoord >= var7 && var10.zCoord < var8)
    610                {
    611                    if (par2)
    612                    {
    613                        this.field_73064_N.remove(var10);
    614                        var9.remove();
    615                    }
    616
    617                    if (var3 == null)
    618                    {
    619                        var3 = new ArrayList();
    620                    }
    621
    622                    var3.add(var10);
    623                }
    624            }
    625
    626            return var3;
    627        }
    628
    629        /**
    630         * Will update the entity in the world if the chunk the entity is in is currently loaded or its forced to update.
    631         * Args: entity, forceUpdate
    632         */
    633        public void updateEntityWithOptionalForce(Entity par1Entity, boolean par2)
    634        {
    635            if (!this.mcServer.getCanSpawnAnimals() && (par1Entity instanceof EntityAnimal || par1Entity instanceof EntityWaterMob))
    636            {
    637                par1Entity.setDead();
    638            }
    639
    640            if (!this.mcServer.getCanSpawnNPCs() && par1Entity instanceof INpc)
    641            {
    642                par1Entity.setDead();
    643            }
    644
    645            if (!(par1Entity.riddenByEntity instanceof EntityPlayer))
    646            {
    647                super.updateEntityWithOptionalForce(par1Entity, par2);
    648            }
    649        }
    650
    651        /**
    652         * direct call to super.updateEntityWithOptionalForce
    653         */
    654        public void uncheckedUpdateEntity(Entity par1Entity, boolean par2)
    655        {
    656            super.updateEntityWithOptionalForce(par1Entity, par2);
    657        }
    658
    659        /**
    660         * Creates the chunk provider for this world. Called in the constructor. Retrieves provider from worldProvider?
    661         */
    662        protected IChunkProvider createChunkProvider()
    663        {
    664            IChunkLoader var1 = this.saveHandler.getChunkLoader(this.provider);
    665            this.theChunkProviderServer = new ChunkProviderServer(this, var1, this.provider.createChunkGenerator());
    666            return this.theChunkProviderServer;
    667        }
    668
    669        /**
    670         * pars: min x,y,z , max x,y,z
    671         */
    672        public List getAllTileEntityInBox(int par1, int par2, int par3, int par4, int par5, int par6)
    673        {
    674            ArrayList var7 = new ArrayList();
    675
    676            for(int x = (par1 >> 4); x <= (par4 >> 4); x++)
    677            {
    678                for(int z = (par3 >> 4); z <= (par6 >> 4); z++)
    679                {
    680                    Chunk chunk = getChunkFromChunkCoords(x, z);
    681                    if (chunk != null)
    682                    {
    683                        for(Object obj : chunk.chunkTileEntityMap.values())
    684                        {
    685                            TileEntity entity = (TileEntity)obj;
    686                            if (!entity.isInvalid())
    687                            {
    688                                if (entity.xCoord >= par1 && entity.yCoord >= par2 && entity.zCoord >= par3 &&
    689                                    entity.xCoord <= par4 && entity.yCoord <= par5 && entity.zCoord <= par6)
    690                                {
    691                                    var7.add(entity);
    692                                }
    693                            }
    694                        }
    695                    }
    696                }
    697            }
    698            return var7;
    699        }
    700
    701        /**
    702         * Called when checking if a certain block can be mined or not. The 'spawn safe zone' check is located here.
    703         */
    704        public boolean canMineBlock(EntityPlayer par1EntityPlayer, int par2, int par3, int par4)
    705        {
    706            return super.canMineBlock(par1EntityPlayer, par2, par3, par4);
    707        }
    708
    709        public boolean canMineBlockBody(EntityPlayer par1EntityPlayer, int par2, int par3, int par4)
    710        {
    711            int var5 = MathHelper.abs_int(par2 - this.worldInfo.getSpawnX());
    712            int var6 = MathHelper.abs_int(par4 - this.worldInfo.getSpawnZ());
    713
    714            if (var5 > var6)
    715            {
    716                var6 = var5;
    717            }
    718
    719            return var6 > mcServer.getSpawnProtectionSize() || this.mcServer.getConfigurationManager().areCommandsAllowed(par1EntityPlayer.username) || this.mcServer.isSinglePlayer();
    720        }
    721
    722        protected void initialize(WorldSettings par1WorldSettings)
    723        {
    724            if (this.entityIdMap == null)
    725            {
    726                this.entityIdMap = new IntHashMap();
    727            }
    728
    729            if (this.field_73064_N == null)
    730            {
    731                this.field_73064_N = new HashSet();
    732            }
    733
    734            if (this.pendingTickListEntries == null)
    735            {
    736                this.pendingTickListEntries = new TreeSet();
    737            }
    738
    739            this.createSpawnPosition(par1WorldSettings);
    740            super.initialize(par1WorldSettings);
    741        }
    742
    743        /**
    744         * creates a spawn position at random within 256 blocks of 0,0
    745         */
    746        protected void createSpawnPosition(WorldSettings par1WorldSettings)
    747        {
    748            if (!this.provider.canRespawnHere())
    749            {
    750                this.worldInfo.setSpawnPosition(0, this.provider.getAverageGroundLevel(), 0);
    751            }
    752            else
    753            {
    754                this.findingSpawnPoint = true;
    755                WorldChunkManager var2 = this.provider.worldChunkMgr;
    756                List var3 = var2.getBiomesToSpawnIn();
    757                Random var4 = new Random(this.getSeed());
    758                ChunkPosition var5 = var2.findBiomePosition(0, 0, 256, var3, var4);
    759                int var6 = 0;
    760                int var7 = this.provider.getAverageGroundLevel();
    761                int var8 = 0;
    762
    763                if (var5 != null)
    764                {
    765                    var6 = var5.x;
    766                    var8 = var5.z;
    767                }
    768                else
    769                {
    770                    System.out.println("Unable to find spawn biome");
    771                }
    772
    773                int var9 = 0;
    774
    775                while (!this.provider.canCoordinateBeSpawn(var6, var8))
    776                {
    777                    var6 += var4.nextInt(64) - var4.nextInt(64);
    778                    var8 += var4.nextInt(64) - var4.nextInt(64);
    779                    ++var9;
    780
    781                    if (var9 == 1000)
    782                    {
    783                        break;
    784                    }
    785                }
    786
    787                this.worldInfo.setSpawnPosition(var6, var7, var8);
    788                this.findingSpawnPoint = false;
    789
    790                if (par1WorldSettings.isBonusChestEnabled())
    791                {
    792                    this.createBonusChest();
    793                }
    794            }
    795        }
    796
    797        /**
    798         * Creates the bonus chest in the world.
    799         */
    800        protected void createBonusChest()
    801        {
    802            WorldGeneratorBonusChest var1 = new WorldGeneratorBonusChest(ChestGenHooks.getItems(BONUS_CHEST, rand), ChestGenHooks.getCount(BONUS_CHEST, rand));
    803
    804            for (int var2 = 0; var2 < 10; ++var2)
    805            {
    806                int var3 = this.worldInfo.getSpawnX() + this.rand.nextInt(6) - this.rand.nextInt(6);
    807                int var4 = this.worldInfo.getSpawnZ() + this.rand.nextInt(6) - this.rand.nextInt(6);
    808                int var5 = this.getTopSolidOrLiquidBlock(var3, var4) + 1;
    809
    810                if (var1.generate(this, this.rand, var3, var5, var4))
    811                {
    812                    break;
    813                }
    814            }
    815        }
    816
    817        /**
    818         * Gets the hard-coded portal location to use when entering this dimension.
    819         */
    820        public ChunkCoordinates getEntrancePortalLocation()
    821        {
    822            return this.provider.getEntrancePortalLocation();
    823        }
    824
    825        /**
    826         * Saves all chunks to disk while updating progress bar.
    827         */
    828        public void saveAllChunks(boolean par1, IProgressUpdate par2IProgressUpdate) throws MinecraftException
    829        {
    830            if (this.chunkProvider.canSave())
    831            {
    832                if (par2IProgressUpdate != null)
    833                {
    834                    par2IProgressUpdate.displayProgressMessage("Saving level");
    835                }
    836
    837                this.saveLevel();
    838
    839                if (par2IProgressUpdate != null)
    840                {
    841                    par2IProgressUpdate.resetProgresAndWorkingMessage("Saving chunks");
    842                }
    843
    844                this.chunkProvider.saveChunks(par1, par2IProgressUpdate);
    845                MinecraftForge.EVENT_BUS.post(new WorldEvent.Save(this));
    846            }
    847        }
    848
    849        /**
    850         * Saves the chunks to disk.
    851         */
    852        protected void saveLevel() throws MinecraftException
    853        {
    854            this.checkSessionLock();
    855            this.saveHandler.saveWorldInfoWithPlayer(this.worldInfo, this.mcServer.getConfigurationManager().getTagsFromLastWrite());
    856            this.mapStorage.saveAllData();
    857            this.perWorldStorage.saveAllData();
    858        }
    859
    860        /**
    861         * Start the skin for this entity downloading, if necessary, and increment its reference counter
    862         */
    863        protected void obtainEntitySkin(Entity par1Entity)
    864        {
    865            super.obtainEntitySkin(par1Entity);
    866            this.entityIdMap.addKey(par1Entity.entityId, par1Entity);
    867            Entity[] var2 = par1Entity.getParts();
    868
    869            if (var2 != null)
    870            {
    871                for (int var3 = 0; var3 < var2.length; ++var3)
    872                {
    873                    this.entityIdMap.addKey(var2[var3].entityId, var2[var3]);
    874                }
    875            }
    876        }
    877
    878        /**
    879         * Decrement the reference counter for this entity's skin image data
    880         */
    881        public void releaseEntitySkin(Entity par1Entity)
    882        {
    883            super.releaseEntitySkin(par1Entity);
    884            this.entityIdMap.removeObject(par1Entity.entityId);
    885            Entity[] var2 = par1Entity.getParts();
    886
    887            if (var2 != null)
    888            {
    889                for (int var3 = 0; var3 < var2.length; ++var3)
    890                {
    891                    this.entityIdMap.removeObject(var2[var3].entityId);
    892                }
    893            }
    894        }
    895
    896        /**
    897         * Returns the Entity with the given ID, or null if it doesn't exist in this World.
    898         */
    899        public Entity getEntityByID(int par1)
    900        {
    901            return (Entity)this.entityIdMap.lookup(par1);
    902        }
    903
    904        /**
    905         * adds a lightning bolt to the list of lightning bolts in this world.
    906         */
    907        public boolean addWeatherEffect(Entity par1Entity)
    908        {
    909            if (super.addWeatherEffect(par1Entity))
    910            {
    911                this.mcServer.getConfigurationManager().sendToAllNear(par1Entity.posX, par1Entity.posY, par1Entity.posZ, 512.0D, this.provider.dimensionId, new Packet71Weather(par1Entity));
    912                return true;
    913            }
    914            else
    915            {
    916                return false;
    917            }
    918        }
    919
    920        /**
    921         * sends a Packet 38 (Entity Status) to all tracked players of that entity
    922         */
    923        public void setEntityState(Entity par1Entity, byte par2)
    924        {
    925            Packet38EntityStatus var3 = new Packet38EntityStatus(par1Entity.entityId, par2);
    926            this.getEntityTracker().sendPacketToAllAssociatedPlayers(par1Entity, var3);
    927        }
    928
    929        /**
    930         * returns a new explosion. Does initiation (at time of writing Explosion is not finished)
    931         */
    932        public Explosion newExplosion(Entity par1Entity, double par2, double par4, double par6, float par8, boolean par9, boolean par10)
    933        {
    934            Explosion var11 = new Explosion(this, par1Entity, par2, par4, par6, par8);
    935            var11.isFlaming = par9;
    936            var11.isSmoking = par10;
    937            var11.doExplosionA();
    938            var11.doExplosionB(false);
    939
    940            if (!par10)
    941            {
    942                var11.affectedBlockPositions.clear();
    943            }
    944
    945            Iterator var12 = this.playerEntities.iterator();
    946
    947            while (var12.hasNext())
    948            {
    949                EntityPlayer var13 = (EntityPlayer)var12.next();
    950
    951                if (var13.getDistanceSq(par2, par4, par6) < 4096.0D)
    952                {
    953                    ((EntityPlayerMP)var13).playerNetServerHandler.sendPacketToPlayer(new Packet60Explosion(par2, par4, par6, par8, var11.affectedBlockPositions, (Vec3)var11.func_77277_b().get(var13)));
    954                }
    955            }
    956
    957            return var11;
    958        }
    959
    960        /**
    961         * Adds a block event with the given Args to the blockEventCache. During the next tick(), the block specified will
    962         * have its onBlockEvent handler called with the given parameters. Args: X,Y,Z, BlockID, EventID, EventParameter
    963         */
    964        public void addBlockEvent(int par1, int par2, int par3, int par4, int par5, int par6)
    965        {
    966            BlockEventData var7 = new BlockEventData(par1, par2, par3, par4, par5, par6);
    967            Iterator var8 = this.blockEventCache[this.blockEventCacheIndex].iterator();
    968            BlockEventData var9;
    969
    970            do
    971            {
    972                if (!var8.hasNext())
    973                {
    974                    this.blockEventCache[this.blockEventCacheIndex].add(var7);
    975                    return;
    976                }
    977
    978                var9 = (BlockEventData)var8.next();
    979            }
    980            while (!var9.equals(var7));
    981        }
    982
    983        /**
    984         * Send and apply locally all pending BlockEvents to each player with 64m radius of the event.
    985         */
    986        private void sendAndApplyBlockEvents()
    987        {
    988            while (!this.blockEventCache[this.blockEventCacheIndex].isEmpty())
    989            {
    990                int var1 = this.blockEventCacheIndex;
    991                this.blockEventCacheIndex ^= 1;
    992                Iterator var2 = this.blockEventCache[var1].iterator();
    993
    994                while (var2.hasNext())
    995                {
    996                    BlockEventData var3 = (BlockEventData)var2.next();
    997
    998                    if (this.onBlockEventReceived(var3))
    999                    {
    1000                        this.mcServer.getConfigurationManager().sendToAllNear((double)var3.getX(), (double)var3.getY(), (double)var3.getZ(), 64.0D, this.provider.dimensionId, new Packet54PlayNoteBlock(var3.getX(), var3.getY(), var3.getZ(), var3.getBlockID(), var3.getEventID(), var3.getEventParameter()));
    1001                    }
    1002                }
    1003
    1004                this.blockEventCache[var1].clear();
    1005            }
    1006        }
    1007
    1008        /**
    1009         * Called to apply a pending BlockEvent to apply to the current world.
    1010         */
    1011        private boolean onBlockEventReceived(BlockEventData par1BlockEventData)
    1012        {
    1013            int var2 = this.getBlockId(par1BlockEventData.getX(), par1BlockEventData.getY(), par1BlockEventData.getZ());
    1014
    1015            if (var2 == par1BlockEventData.getBlockID())
    1016            {
    1017                Block.blocksList[var2].onBlockEventReceived(this, par1BlockEventData.getX(), par1BlockEventData.getY(), par1BlockEventData.getZ(), par1BlockEventData.getEventID(), par1BlockEventData.getEventParameter());
    1018                return true;
    1019            }
    1020            else
    1021            {
    1022                return false;
    1023            }
    1024        }
    1025
    1026        /**
    1027         * Syncs all changes to disk and wait for completion.
    1028         */
    1029        public void flush()
    1030        {
    1031            this.saveHandler.flush();
    1032        }
    1033
    1034        /**
    1035         * Updates all weather states.
    1036         */
    1037        protected void updateWeather()
    1038        {
    1039            boolean var1 = this.isRaining();
    1040            super.updateWeather();
    1041
    1042            if (var1 != this.isRaining())
    1043            {
    1044                if (var1)
    1045                {
    1046                    this.mcServer.getConfigurationManager().sendPacketToAllPlayers(new Packet70GameEvent(2, 0));
    1047                }
    1048                else
    1049                {
    1050                    this.mcServer.getConfigurationManager().sendPacketToAllPlayers(new Packet70GameEvent(1, 0));
    1051                }
    1052            }
    1053        }
    1054
    1055        /**
    1056         * Gets the MinecraftServer.
    1057         */
    1058        public MinecraftServer getMinecraftServer()
    1059        {
    1060            return this.mcServer;
    1061        }
    1062
    1063        /**
    1064         * Gets the EntityTracker
    1065         */
    1066        public EntityTracker getEntityTracker()
    1067        {
    1068            return this.theEntityTracker;
    1069        }
    1070
    1071        public PlayerManager getPlayerManager()
    1072        {
    1073            return this.thePlayerManager;
    1074        }
    1075
    1076        public Teleporter func_85176_s()
    1077        {
    1078            return this.field_85177_Q;
    1079        }
    1080
    1081        public File getChunkSaveLocation()
    1082        {
    1083            return ((AnvilChunkLoader)theChunkProviderServer.currentChunkLoader).chunkSaveLocation;
    1084        }
    1085    }