/
EntityHumanNPC.java
464 lines (408 loc) · 15.6 KB
/
EntityHumanNPC.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
package net.citizensnpcs.nms.v1_17_R1.entity;
import java.io.IOException;
import java.lang.invoke.MethodHandle;
import java.util.List;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.craftbukkit.v1_17_R1.CraftServer;
import org.bukkit.craftbukkit.v1_17_R1.entity.CraftPlayer;
import org.bukkit.entity.Player;
import org.bukkit.metadata.MetadataValue;
import org.bukkit.plugin.Plugin;
import org.bukkit.util.Vector;
import com.mojang.authlib.GameProfile;
import net.citizensnpcs.api.CitizensAPI;
import net.citizensnpcs.api.npc.NPC;
import net.citizensnpcs.api.npc.NPC.NPCUpdate;
import net.citizensnpcs.api.trait.trait.Inventory;
import net.citizensnpcs.api.util.SpigotUtil;
import net.citizensnpcs.nms.v1_17_R1.network.EmptyNetHandler;
import net.citizensnpcs.nms.v1_17_R1.network.EmptyNetworkManager;
import net.citizensnpcs.nms.v1_17_R1.util.EmptyAdvancementDataPlayer;
import net.citizensnpcs.nms.v1_17_R1.util.EmptyServerStatsCounter;
import net.citizensnpcs.nms.v1_17_R1.util.MobAI;
import net.citizensnpcs.nms.v1_17_R1.util.MobAI.ForwardingMobAI;
import net.citizensnpcs.nms.v1_17_R1.util.NMSImpl;
import net.citizensnpcs.nms.v1_17_R1.util.PlayerlistTracker;
import net.citizensnpcs.npc.CitizensNPC;
import net.citizensnpcs.npc.ai.NPCHolder;
import net.citizensnpcs.npc.skin.SkinPacketTracker;
import net.citizensnpcs.npc.skin.SkinnableEntity;
import net.citizensnpcs.trait.EntityPoseTrait;
import net.citizensnpcs.trait.Gravity;
import net.citizensnpcs.trait.SkinTrait;
import net.citizensnpcs.util.NMS;
import net.citizensnpcs.util.Util;
import net.minecraft.core.BlockPos;
import net.minecraft.network.chat.Component;
import net.minecraft.network.chat.TextComponent;
import net.minecraft.network.protocol.PacketFlow;
import net.minecraft.server.MinecraftServer;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.server.level.ServerPlayer;
import net.minecraft.server.level.ServerPlayerGameMode;
import net.minecraft.sounds.SoundEvent;
import net.minecraft.stats.ServerStatsCounter;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.level.GameType;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.phys.AABB;
import net.minecraft.world.phys.Vec3;
public class EntityHumanNPC extends ServerPlayer implements NPCHolder, SkinnableEntity, ForwardingMobAI {
private MobAI ai;
private int jumpTicks = 0;
private final CitizensNPC npc;
private PlayerlistTracker playerlistTracker;
private final SkinPacketTracker skinTracker;
private EmptyServerStatsCounter statsCache;
public EntityHumanNPC(MinecraftServer minecraftServer, ServerLevel world, GameProfile gameProfile, NPC npc) {
super(minecraftServer, world, gameProfile);
this.npc = (CitizensNPC) npc;
if (npc != null) {
skinTracker = new SkinPacketTracker(this);
ai = new BasicMobAI(this);
try {
GAMEMODE_SETTING.invoke(gameMode, GameType.SURVIVAL, null);
} catch (Throwable e) {
e.printStackTrace();
}
initialise(minecraftServer);
} else {
skinTracker = null;
}
}
@Override
public boolean broadcastToPlayer(ServerPlayer entityplayer) {
if (npc != null && playerlistTracker == null)
return false;
return super.broadcastToPlayer(entityplayer);
}
@Override
public boolean causeFallDamage(float f, float f1, DamageSource damagesource) {
if (npc == null || !npc.isFlyable())
return super.causeFallDamage(f, f1, damagesource);
return false;
}
@Override
protected void checkFallDamage(double d0, boolean flag, BlockState iblockdata, BlockPos blockposition) {
if (npc == null || !npc.isFlyable()) {
super.checkFallDamage(d0, flag, iblockdata, blockposition);
}
}
@Override
public void die(DamageSource damagesource) {
// players that die are not normally removed from the world. when the
// NPC dies, we are done with the instance and it should be removed.
if (dead)
return;
super.die(damagesource);
Bukkit.getScheduler().runTaskLater(CitizensAPI.getPlugin(), (Runnable) () -> {
EntityHumanNPC.this.getLevel().removePlayerImmediately(EntityHumanNPC.this, RemovalReason.KILLED);
((ServerLevel) level).getChunkProvider().removeEntity(EntityHumanNPC.this);
}, 15); // give enough time for death and smoke animation
}
@Override
public void doTick() {
if (npc == null) {
super.doTick();
return;
}
super.baseTick();
boolean navigating = npc.getNavigator().isNavigating() || ai.getMoveControl().hasWanted();
if (!navigating && getBukkitEntity() != null
&& (!npc.hasTrait(Gravity.class) || npc.getOrAddTrait(Gravity.class).hasGravity())
&& Util.isLoaded(getBukkitEntity().getLocation(LOADED_LOCATION))
&& (!npc.isProtected() || SpigotUtil.checkYSafe(getY(), getBukkitEntity().getWorld()))) {
moveWithFallDamage(Vec3.ZERO);
}
Vec3 mot = getDeltaMovement();
if (Math.abs(mot.x) < EPSILON && Math.abs(mot.y) < EPSILON && Math.abs(mot.z) < EPSILON) {
setDeltaMovement(Vec3.ZERO);
}
if (navigating) {
if (!ai.getNavigation().isDone()) {
ai.getNavigation().tick();
}
moveOnCurrentHeading();
}
ai.getJumpControl().tick();
ai.getMoveControl().tick();
detectEquipmentUpdates();
this.noPhysics = isSpectator();
if (isSpectator()) {
this.onGround = false;
}
pushEntities();
if (npc.useMinecraftAI()) {
foodData.tick(this);
}
if (npc.data().get(NPC.Metadata.PICKUP_ITEMS, false)) {
if (this.takeXpDelay > 0) {
--this.takeXpDelay;
}
AABB axisalignedbb;
if (this.isPassenger() && !this.getVehicle().isRemoved()) {
axisalignedbb = this.getBoundingBox().minmax(this.getVehicle().getBoundingBox()).inflate(1.0, 0.0, 1.0);
} else {
axisalignedbb = this.getBoundingBox().inflate(1.0, 0.5, 1.0);
}
for (Entity entity : this.level.getEntities(this, axisalignedbb)) {
entity.playerTouch(this);
}
}
if (!npc.hasTrait(EntityPoseTrait.class) || npc.getTraitNullable(EntityPoseTrait.class).getPose() == null) {
updatePlayerPose();
}
}
@Override
public MobAI getAI() {
return ai;
}
@Override
public CraftPlayer getBukkitEntity() {
if (npc != null && !(super.getBukkitEntity() instanceof NPCHolder)) {
NMSImpl.setBukkitEntity(this, new PlayerNPC(this));
}
return super.getBukkitEntity();
}
@Override
protected SoundEvent getDeathSound() {
return NMSImpl.getSoundEffect(npc, super.getDeathSound(), NPC.Metadata.DEATH_SOUND);
}
@Override
protected SoundEvent getHurtSound(DamageSource damagesource) {
return NMSImpl.getSoundEffect(npc, super.getHurtSound(damagesource), NPC.Metadata.HURT_SOUND);
}
@Override
public NPC getNPC() {
return npc;
}
@Override
public GameProfile getProfile() {
return super.getGameProfile();
}
@Override
public String getSkinName() {
String skinName = npc.getOrAddTrait(SkinTrait.class).getSkinName();
if (skinName == null) {
skinName = npc.getName();
}
return skinName.toLowerCase();
}
@Override
public SkinPacketTracker getSkinTracker() {
return skinTracker;
}
@Override
public ServerStatsCounter getStats() {
return this.statsCache == null ? statsCache = new EmptyServerStatsCounter() : statsCache;
}
@Override
public Component getTabListDisplayName() {
if (npc != null && npc.shouldRemoveFromTabList())
return new TextComponent("");
return super.getTabListDisplayName();
}
@Override
public boolean hurt(DamageSource damagesource, float f) {
// knock back velocity is cancelled and sent to client for handling when
// the entity is a player. there is no client so make this happen
// manually.
boolean damaged = super.hurt(damagesource, f);
if (damaged && hurtMarked) {
hurtMarked = false;
Bukkit.getScheduler().runTask(CitizensAPI.getPlugin(),
(Runnable) () -> EntityHumanNPC.this.hurtMarked = true);
}
return damaged;
}
private void initialise(MinecraftServer minecraftServer) {
try {
EmptyNetworkManager conn = new EmptyNetworkManager(PacketFlow.CLIENTBOUND);
connection = new EmptyNetHandler(minecraftServer, conn, this);
conn.setListener(connection);
} catch (IOException e) {
// swallow
}
this.invulnerableTime = 0;
NMS.setStepHeight(getBukkitEntity(), 1); // the default (0) breaks step climbing
setSkinFlags((byte) 0xFF);
EmptyAdvancementDataPlayer.clear(this.getAdvancements());
NMSImpl.setAdvancement(this.getBukkitEntity(),
new EmptyAdvancementDataPlayer(minecraftServer.getFixerUpper(), minecraftServer.getPlayerList(),
minecraftServer.getAdvancements(), CitizensAPI.getDataFolder().getParentFile(), this));
}
@Override
public boolean isInWall() {
if (npc == null || noPhysics || isSleeping())
return super.isInWall();
return Util.inBlock(getBukkitEntity());
}
@Override
public boolean isPushable() {
return npc == null ? super.isPushable()
: npc.data().has(NPC.Metadata.COLLIDABLE) ? npc.data().<Boolean> get(NPC.Metadata.COLLIDABLE)
: !npc.isProtected();
}
private void moveOnCurrentHeading() {
if (jumping) {
if (onGround && jumpTicks == 0) {
jumpFromGround();
jumpTicks = 10;
}
} else {
jumpTicks = 0;
}
xxa *= 0.98F;
zza *= 0.98F;
moveWithFallDamage(new Vec3(this.xxa, this.yya, this.zza));
NMS.setHeadAndBodyYaw(getBukkitEntity(), getYRot());
if (jumpTicks > 0) {
jumpTicks--;
}
}
private void moveWithFallDamage(Vec3 vec) {
double y = getY();
travel(vec);
if (!npc.isProtected()) {
doCheckFallDamage(getY() - y, onGround);
}
}
@Override
public boolean onClimbable() {
if (npc == null || !npc.isFlyable())
return super.onClimbable();
else
return false;
}
@Override
public void push(double x, double y, double z) {
Vector vector = Util.callPushEvent(npc, x, y, z);
if (vector != null) {
super.push(vector.getX(), vector.getY(), vector.getZ());
}
}
@Override
public void push(Entity entity) {
// this method is called by both the entities involved - cancelling
// it will not stop the NPC from moving.
super.push(entity);
if (npc != null) {
Util.callCollisionEvent(npc, entity.getBukkitEntity());
}
}
@Override
public void remove(RemovalReason reason) {
super.remove(reason);
getAdvancements().save();
}
@Override
public void setSkinFlags(byte flags) {
this.getEntityData().set(net.minecraft.world.entity.player.Player.DATA_PLAYER_MODE_CUSTOMISATION, flags);
}
@Override
public void setSkinName(String name) {
npc.getOrAddTrait(SkinTrait.class).setSkinName(name);
}
@Override
public void setSkinName(String name, boolean forceUpdate) {
npc.getOrAddTrait(SkinTrait.class).setSkinName(name, forceUpdate);
}
@Override
public void setSkinPersistent(String skinName, String signature, String data) {
npc.getOrAddTrait(SkinTrait.class).setSkinPersistent(skinName, signature, data);
}
public void setTracked(PlayerlistTracker tracker) {
this.playerlistTracker = tracker;
}
@Override
public void tick() {
super.tick();
if (npc == null)
return;
noPhysics = isSpectator();
Bukkit.getServer().getPluginManager().unsubscribeFromPermission("bukkit.broadcast.user", getBukkitEntity());
updatePackets(npc.getNavigator().isNavigating());
npc.update();
}
@Override
public void travel(Vec3 vec3d) {
if (npc == null || !npc.isFlyable()) {
super.travel(vec3d);
} else {
NMSImpl.flyingMoveLogic(this, vec3d);
}
}
private void updatePackets(boolean navigating) {
if (!npc.isUpdating(NPCUpdate.PACKET))
return;
effectsDirty = true;
}
public static class PlayerNPC extends CraftPlayer implements NPCHolder, SkinnableEntity {
private final CraftServer cserver;
private final CitizensNPC npc;
private PlayerNPC(EntityHumanNPC entity) {
super((CraftServer) Bukkit.getServer(), entity);
this.npc = entity.npc;
this.cserver = (CraftServer) Bukkit.getServer();
npc.getOrAddTrait(Inventory.class);
}
@Override
public Player getBukkitEntity() {
return this;
}
@Override
public EntityHumanNPC getHandle() {
return (EntityHumanNPC) this.entity;
}
@Override
public List<MetadataValue> getMetadata(String metadataKey) {
return cserver.getEntityMetadata().getMetadata(this, metadataKey);
}
@Override
public NPC getNPC() {
return npc;
}
@Override
public String getSkinName() {
return ((SkinnableEntity) this.entity).getSkinName();
}
@Override
public SkinPacketTracker getSkinTracker() {
return ((SkinnableEntity) this.entity).getSkinTracker();
}
@Override
public boolean hasMetadata(String metadataKey) {
return cserver.getEntityMetadata().hasMetadata(this, metadataKey);
}
@Override
public void removeMetadata(String metadataKey, Plugin owningPlugin) {
cserver.getEntityMetadata().removeMetadata(this, metadataKey, owningPlugin);
}
@Override
public void setMetadata(String metadataKey, MetadataValue newMetadataValue) {
cserver.getEntityMetadata().setMetadata(this, metadataKey, newMetadataValue);
}
@Override
public void setSkinFlags(byte flags) {
((SkinnableEntity) this.entity).setSkinFlags(flags);
}
@Override
public void setSkinName(String name) {
((SkinnableEntity) this.entity).setSkinName(name);
}
@Override
public void setSkinName(String skinName, boolean forceUpdate) {
((SkinnableEntity) this.entity).setSkinName(skinName, forceUpdate);
}
@Override
public void setSkinPersistent(String skinName, String signature, String data) {
((SkinnableEntity) this.entity).setSkinPersistent(skinName, signature, data);
}
}
private static final float EPSILON = 0.003F;
private static final MethodHandle GAMEMODE_SETTING = NMS.getFirstMethodHandle(ServerPlayerGameMode.class, true,
GameType.class, GameType.class);
private static final Location LOADED_LOCATION = new Location(null, 0, 0, 0);
}