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Vanished players don't have rights

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This commit is contained in:
Hugo Manrique
2018-07-23 14:22:26 +02:00
parent 1549b076df
commit 510b8187c7
4 changed files with 97 additions and 32 deletions
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86
paper-server/patches/sources/net/minecraft/world/level/Level.java.patch
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@ -150,7 +150,7 @@
}
};
} else {
@@ -145,11 +219,49 @@
@@ -145,13 +219,90 @@
}
this.thread = Thread.currentThread();
@ -204,8 +204,49 @@
+ this.tileLimiter = new org.spigotmc.TickLimiter(this.spigotConfig.tileMaxTickTime);
}
+ // Paper start - Cancel hit for vanished players
+ // ret true if no collision
+ public final boolean checkEntityCollision(BlockState data, Entity source, net.minecraft.world.phys.shapes.CollisionContext voxelshapedcollision,
+ BlockPos position, boolean checkCanSee) {
+ // Copied from IWorldReader#a(IBlockData, BlockPosition, VoxelShapeCollision) & EntityAccess#a(Entity, VoxelShape)
+ net.minecraft.world.phys.shapes.VoxelShape voxelshape = data.getCollisionShape(this, position, voxelshapedcollision);
+ if (voxelshape.isEmpty()) {
+ return true;
+ }
+
+ voxelshape = voxelshape.move((double) position.getX(), (double) position.getY(), (double) position.getZ());
+ if (voxelshape.isEmpty()) {
+ return true;
+ }
+
+ List<Entity> entities = this.getEntities(null, voxelshape.bounds());
+ for (int i = 0, len = entities.size(); i < len; ++i) {
+ Entity entity = entities.get(i);
+
+ if (checkCanSee && source instanceof net.minecraft.server.level.ServerPlayer && entity instanceof net.minecraft.server.level.ServerPlayer
+ && !((net.minecraft.server.level.ServerPlayer) source).getBukkitEntity().canSee(((net.minecraft.server.level.ServerPlayer) entity).getBukkitEntity())) {
+ continue;
+ }
+
+ // !entity1.dead && entity1.i && (entity == null || !entity1.x(entity));
+ // elide the last check since vanilla calls with entity = null
+ // only we care about the source for the canSee check
+ if (entity.isRemoved() || !entity.blocksBuilding) {
+ continue;
+ }
+
+ if (net.minecraft.world.phys.shapes.Shapes.joinIsNotEmpty(voxelshape, net.minecraft.world.phys.shapes.Shapes.create(entity.getBoundingBox()), net.minecraft.world.phys.shapes.BooleanOp.AND)) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+ // Paper end - Cancel hit for vanished players
@Override
@@ -163,6 +275,13 @@
public boolean isClientSide() {
return this.isClientSide;
@@ -163,6 +314,13 @@
return null;
}
@ -219,7 +260,7 @@
public boolean isInWorldBounds(BlockPos pos) {
return !this.isOutsideBuildHeight(pos) && Level.isInWorldBoundsHorizontal(pos);
}
@@ -179,18 +298,73 @@
@@ -179,18 +337,73 @@
return y < -20000000 || y >= 20000000;
}
@ -237,7 +278,7 @@
+ // Paper start - if loaded
@Nullable
@Override
+ @Override
+ public final ChunkAccess getChunkIfLoadedImmediately(int x, int z) {
+ return ((ServerLevel)this).chunkSource.getChunkAtIfLoadedImmediately(x, z);
+ }
@ -269,7 +310,7 @@
+ return chunk == null ? null : chunk.getFluidState(blockposition);
+ }
+
+ @Override
@Override
+ public final boolean hasChunkAt(BlockPos pos) {
+ return getChunkIfLoaded(pos.getX() >> 4, pos.getZ() >> 4) != null; // Paper - Perf: Optimize Level.hasChunkAt(BlockPosition)Z
+ }
@ -296,7 +337,7 @@
ChunkAccess ichunkaccess = this.getChunkSource().getChunk(chunkX, chunkZ, leastStatus, create);
if (ichunkaccess == null && create) {
@@ -207,6 +381,18 @@
@@ -207,6 +420,18 @@
@Override
public boolean setBlock(BlockPos pos, BlockState state, int flags, int maxUpdateDepth) {
@ -315,7 +356,7 @@
if (this.isOutsideBuildHeight(pos)) {
return false;
} else if (!this.isClientSide && this.isDebug()) {
@@ -214,44 +400,124 @@
@@ -214,45 +439,125 @@
} else {
LevelChunk chunk = this.getChunkAt(pos);
Block block = state.getBlock();
@ -400,10 +441,10 @@
+ // CraftBukkit end
+
return true;
+ }
+ }
+ }
+
}
}
}
+ // CraftBukkit start - Split off from above in order to directly send client and physic updates
+ public void notifyAndUpdatePhysics(BlockPos blockposition, LevelChunk chunk, BlockState oldBlock, BlockState newBlock, BlockState actualBlock, int i, int j) {
+ BlockState iblockdata = newBlock;
@ -423,7 +464,7 @@
+ if (!this.isClientSide && iblockdata.hasAnalogOutputSignal()) {
+ this.updateNeighbourForOutputSignal(blockposition, newBlock.getBlock());
+ }
}
+ }
+
+ if ((i & 16) == 0 && j > 0) {
+ int k = i & -34;
@ -449,13 +490,14 @@
+ this.onBlockStateChange(blockposition, iblockdata1, iblockdata2);
+ }
+ // CraftBukkit end
}
}
+ }
+ }
+ // CraftBukkit end
+
public void onBlockStateChange(BlockPos pos, BlockState oldBlock, BlockState newBlock) {}
@@ -340,10 +606,18 @@
@Override
@@ -340,10 +645,18 @@
@Override
public BlockState getBlockState(BlockPos pos) {
@ -475,7 +517,7 @@
return chunk.getBlockState(pos);
}
@@ -446,34 +720,53 @@
@@ -446,34 +759,53 @@
this.pendingBlockEntityTickers.clear();
}
@ -527,18 +569,18 @@
+ entity.discard(org.bukkit.event.entity.EntityRemoveEvent.Cause.DISCARD);
+ // Paper end - Prevent block entity and entity crashes
}
}
+ }
+ // Paper start - Option to prevent armor stands from doing entity lookups
+ @Override
+ public boolean noCollision(@Nullable Entity entity, AABB box) {
+ if (entity instanceof net.minecraft.world.entity.decoration.ArmorStand && !entity.level().paperConfig().entities.armorStands.doCollisionEntityLookups) return false;
+ return LevelAccessor.super.noCollision(entity, box);
+ }
}
+ // Paper end - Option to prevent armor stands from doing entity lookups
public boolean shouldTickDeath(Entity entity) {
return true;
@@ -510,13 +803,29 @@
@@ -510,13 +842,29 @@
@Nullable
@Override
public BlockEntity getBlockEntity(BlockPos pos) {
@ -569,7 +611,7 @@
this.getChunkAt(blockposition).addAndRegisterBlockEntity(blockEntity);
}
}
@@ -643,7 +952,7 @@
@@ -643,7 +991,7 @@
for (int k = 0; k < j; ++k) {
EnderDragonPart entitycomplexpart = aentitycomplexpart[k];
@ -578,7 +620,7 @@
if (t0 != null && predicate.test(t0)) {
result.add(t0);
@@ -912,7 +1221,7 @@
@@ -912,7 +1260,7 @@
public static enum ExplosionInteraction implements StringRepresentable {