Paper/patches/server/0616-Add-paper-mobcaps-and-paper-playermobcaps.patch

342 lines
16 KiB
Diff
Raw Normal View History

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jason Penilla <11360596+jpenilla@users.noreply.github.com>
Date: Mon, 16 Aug 2021 01:31:54 -0500
Subject: [PATCH] Add '/paper mobcaps' and '/paper playermobcaps'
Add commands to get the mobcaps for a world, as well as the mobcaps for
each player when per-player mob spawning is enabled.
Also has a hover text on each mob category listing what entity types are
in said category
diff --git a/src/main/java/io/papermc/paper/command/PaperCommand.java b/src/main/java/io/papermc/paper/command/PaperCommand.java
index 27775df10a490ff75ca377e8373931738f1b817c..c9bb2df0d884227576ed8d2e72219bbbd7ba827e 100644
--- a/src/main/java/io/papermc/paper/command/PaperCommand.java
+++ b/src/main/java/io/papermc/paper/command/PaperCommand.java
@@ -40,6 +40,7 @@ public final class PaperCommand extends Command {
commands.put(Set.of("dumpplugins"), new DumpPluginsCommand());
2024-01-24 14:05:59 +01:00
commands.put(Set.of("syncloadinfo"), new SyncLoadInfoCommand());
commands.put(Set.of("dumpitem"), new DumpItemCommand());
+ commands.put(Set.of("mobcaps", "playermobcaps"), new MobcapsCommand());
return commands.entrySet().stream()
.flatMap(entry -> entry.getKey().stream().map(s -> Map.entry(s, entry.getValue())))
diff --git a/src/main/java/io/papermc/paper/command/subcommands/MobcapsCommand.java b/src/main/java/io/papermc/paper/command/subcommands/MobcapsCommand.java
new file mode 100644
2023-06-08 22:56:13 +02:00
index 0000000000000000000000000000000000000000..d3b39d88a72ca25057fd8574d32f28db0d420818
--- /dev/null
+++ b/src/main/java/io/papermc/paper/command/subcommands/MobcapsCommand.java
@@ -0,0 +1,229 @@
+package io.papermc.paper.command.subcommands;
+
+import com.google.common.collect.ImmutableMap;
+import io.papermc.paper.command.CommandUtil;
+import io.papermc.paper.command.PaperSubcommand;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+import java.util.function.ToIntFunction;
+import net.kyori.adventure.text.Component;
+import net.kyori.adventure.text.ComponentLike;
2021-11-28 07:56:41 +01:00
+import net.kyori.adventure.text.JoinConfiguration;
+import net.kyori.adventure.text.TextComponent;
+import net.kyori.adventure.text.format.NamedTextColor;
+import net.kyori.adventure.text.format.TextColor;
2022-12-08 00:49:41 +01:00
+import net.minecraft.core.registries.BuiltInRegistries;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.server.level.ServerPlayer;
+import net.minecraft.world.entity.MobCategory;
+import net.minecraft.world.level.NaturalSpawner;
+import org.bukkit.Bukkit;
+import org.bukkit.World;
+import org.bukkit.command.CommandSender;
+import org.bukkit.craftbukkit.CraftWorld;
+import org.bukkit.craftbukkit.entity.CraftPlayer;
+import org.bukkit.entity.Player;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public final class MobcapsCommand implements PaperSubcommand {
+ static final Map<MobCategory, TextColor> MOB_CATEGORY_COLORS = ImmutableMap.<MobCategory, TextColor>builder()
+ .put(MobCategory.MONSTER, NamedTextColor.RED)
+ .put(MobCategory.CREATURE, NamedTextColor.GREEN)
+ .put(MobCategory.AMBIENT, NamedTextColor.GRAY)
+ .put(MobCategory.AXOLOTLS, TextColor.color(0x7324FF))
+ .put(MobCategory.UNDERGROUND_WATER_CREATURE, TextColor.color(0x3541E6))
+ .put(MobCategory.WATER_CREATURE, TextColor.color(0x006EFF))
+ .put(MobCategory.WATER_AMBIENT, TextColor.color(0x00B3FF))
+ .put(MobCategory.MISC, TextColor.color(0x636363))
+ .build();
+
+ @Override
+ public boolean execute(final CommandSender sender, final String subCommand, final String[] args) {
+ switch (subCommand) {
+ case "mobcaps" -> this.printMobcaps(sender, args);
+ case "playermobcaps" -> this.printPlayerMobcaps(sender, args);
+ }
+ return true;
+ }
+
+ @Override
+ public List<String> tabComplete(final CommandSender sender, final String subCommand, final String[] args) {
+ return switch (subCommand) {
+ case "mobcaps" -> CommandUtil.getListMatchingLast(sender, args, this.suggestMobcaps(args));
+ case "playermobcaps" -> CommandUtil.getListMatchingLast(sender, args, this.suggestPlayerMobcaps(sender, args));
+ default -> throw new IllegalArgumentException();
+ };
+ }
+
+ private List<String> suggestMobcaps(final String[] args) {
+ if (args.length == 1) {
+ final List<String> worlds = new ArrayList<>(Bukkit.getWorlds().stream().map(World::getName).toList());
+ worlds.add("*");
+ return worlds;
+ }
+
+ return Collections.emptyList();
+ }
+
+ private List<String> suggestPlayerMobcaps(final CommandSender sender, final String[] args) {
+ if (args.length == 1) {
+ final List<String> list = new ArrayList<>();
+ for (final Player player : Bukkit.getOnlinePlayers()) {
+ if (!(sender instanceof Player senderPlayer) || senderPlayer.canSee(player)) {
+ list.add(player.getName());
+ }
+ }
+ return list;
+ }
+
+ return Collections.emptyList();
+ }
+
+ private void printMobcaps(final CommandSender sender, final String[] args) {
+ final List<World> worlds;
+ if (args.length == 0) {
+ if (sender instanceof Player player) {
+ worlds = List.of(player.getWorld());
+ } else {
+ sender.sendMessage(Component.text("Must specify a world! ex: '/paper mobcaps world'", NamedTextColor.RED));
+ return;
+ }
+ } else if (args.length == 1) {
+ final String input = args[0];
+ if (input.equals("*")) {
+ worlds = Bukkit.getWorlds();
+ } else {
+ final @Nullable World world = Bukkit.getWorld(input);
+ if (world == null) {
+ sender.sendMessage(Component.text("'" + input + "' is not a valid world!", NamedTextColor.RED));
+ return;
+ } else {
+ worlds = List.of(world);
+ }
+ }
+ } else {
+ sender.sendMessage(Component.text("Too many arguments!", NamedTextColor.RED));
+ return;
+ }
+
+ for (final World world : worlds) {
+ final ServerLevel level = ((CraftWorld) world).getHandle();
+ final NaturalSpawner.@Nullable SpawnState state = level.getChunkSource().getLastSpawnState();
+
+ final int chunks;
+ if (state == null) {
+ chunks = 0;
+ } else {
+ chunks = state.getSpawnableChunkCount();
+ }
2021-11-28 07:56:41 +01:00
+ sender.sendMessage(Component.join(JoinConfiguration.noSeparators(),
+ Component.text("Mobcaps for world: "),
+ Component.text(world.getName(), NamedTextColor.AQUA),
+ Component.text(" (" + chunks + " spawnable chunks)")
+ ));
+
+ sender.sendMessage(createMobcapsComponent(
+ category -> {
+ if (state == null) {
+ return 0;
+ } else {
+ return state.getMobCategoryCounts().getOrDefault(category, 0);
+ }
+ },
+ category -> NaturalSpawner.globalLimitForCategory(level, category, chunks)
+ ));
+ }
+ }
+
+ private void printPlayerMobcaps(final CommandSender sender, final String[] args) {
+ final @Nullable Player player;
+ if (args.length == 0) {
+ if (sender instanceof Player pl) {
+ player = pl;
+ } else {
+ sender.sendMessage(Component.text("Must specify a player! ex: '/paper playermobcount playerName'", NamedTextColor.RED));
+ return;
+ }
+ } else if (args.length == 1) {
+ final String input = args[0];
+ player = Bukkit.getPlayerExact(input);
+ if (player == null) {
+ sender.sendMessage(Component.text("Could not find player named '" + input + "'", NamedTextColor.RED));
+ return;
+ }
+ } else {
+ sender.sendMessage(Component.text("Too many arguments!", NamedTextColor.RED));
+ return;
+ }
+
+ final ServerPlayer serverPlayer = ((CraftPlayer) player).getHandle();
2023-06-08 22:56:13 +02:00
+ final ServerLevel level = serverPlayer.serverLevel();
+
+ if (!level.paperConfig().entities.spawning.perPlayerMobSpawns) {
+ sender.sendMessage(Component.text("Use '/paper mobcaps' for worlds where per-player mob spawning is disabled.", NamedTextColor.RED));
+ return;
+ }
+
2021-11-28 07:56:41 +01:00
+ sender.sendMessage(Component.join(JoinConfiguration.noSeparators(), Component.text("Mobcaps for player: "), Component.text(player.getName(), NamedTextColor.GREEN)));
+ sender.sendMessage(createMobcapsComponent(
+ category -> level.chunkSource.chunkMap.getMobCountNear(serverPlayer, category),
+ category -> level.getWorld().getSpawnLimitUnsafe(org.bukkit.craftbukkit.util.CraftSpawnCategory.toBukkit(category))
+ ));
+ }
+
+ private static Component createMobcapsComponent(final ToIntFunction<MobCategory> countGetter, final ToIntFunction<MobCategory> limitGetter) {
+ return MOB_CATEGORY_COLORS.entrySet().stream()
+ .map(entry -> {
+ final MobCategory category = entry.getKey();
+ final TextColor color = entry.getValue();
+
2021-11-28 07:56:41 +01:00
+ final Component categoryHover = Component.join(JoinConfiguration.noSeparators(),
+ Component.text("Entity types in category ", TextColor.color(0xE0E0E0)),
+ Component.text(category.getName(), color),
+ Component.text(':', NamedTextColor.GRAY),
+ Component.newline(),
+ Component.newline(),
2022-12-08 00:49:41 +01:00
+ BuiltInRegistries.ENTITY_TYPE.entrySet().stream()
+ .filter(it -> it.getValue().getCategory() == category)
+ .map(it -> Component.translatable(it.getValue().getDescriptionId()))
+ .collect(Component.toComponent(Component.text(", ", NamedTextColor.GRAY)))
+ );
+
+ final Component categoryComponent = Component.text()
+ .content(" " + category.getName())
+ .color(color)
+ .hoverEvent(categoryHover)
+ .build();
+
+ final TextComponent.Builder builder = Component.text()
+ .append(
+ categoryComponent,
+ Component.text(": ", NamedTextColor.GRAY)
+ );
+ final int limit = limitGetter.applyAsInt(category);
+ if (limit != -1) {
+ builder.append(
+ Component.text(countGetter.applyAsInt(category)),
+ Component.text("/", NamedTextColor.GRAY),
+ Component.text(limit)
+ );
+ } else {
+ builder.append(Component.text()
+ .append(
+ Component.text('n'),
+ Component.text("/", NamedTextColor.GRAY),
+ Component.text('a')
+ )
+ .hoverEvent(Component.text("This category does not naturally spawn.")));
+ }
+ return builder;
+ })
+ .map(ComponentLike::asComponent)
+ .collect(Component.toComponent(Component.newline()));
+ }
+}
diff --git a/src/main/java/net/minecraft/world/level/NaturalSpawner.java b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
2024-04-24 17:27:28 +02:00
index 58ea6a1f95a09c22125a8262b1b221004ebce0e4..ea6533c1ac218aa075da3401807a06fcb7892321 100644
--- a/src/main/java/net/minecraft/world/level/NaturalSpawner.java
+++ b/src/main/java/net/minecraft/world/level/NaturalSpawner.java
2024-04-24 17:27:28 +02:00
@@ -152,6 +152,16 @@ public final class NaturalSpawner {
world.getProfiler().pop();
}
+ // Paper start - Add mobcaps commands
+ public static int globalLimitForCategory(final ServerLevel level, final MobCategory category, final int spawnableChunkCount) {
+ final int categoryLimit = level.getWorld().getSpawnLimitUnsafe(CraftSpawnCategory.toBukkit(category));
+ if (categoryLimit < 1) {
+ return categoryLimit;
+ }
+ return categoryLimit * spawnableChunkCount / NaturalSpawner.MAGIC_NUMBER;
+ }
+ // Paper end - Add mobcaps commands
+
public static void spawnCategoryForChunk(MobCategory group, ServerLevel world, LevelChunk chunk, NaturalSpawner.SpawnPredicate checker, NaturalSpawner.AfterSpawnCallback runner) {
BlockPos blockposition = NaturalSpawner.getRandomPosWithin(world, chunk);
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
2024-04-27 08:17:58 +02:00
index 7741acecf51040ba1faec4b22c0c0bfa8a2e4393..e85e866994247b77772937ef81507041db303071 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
2024-04-27 08:17:58 +02:00
@@ -2297,6 +2297,11 @@ public final class CraftServer implements Server {
@Override
public int getSpawnLimit(SpawnCategory spawnCategory) {
+ // Paper start - Add mobcaps commands
+ return this.getSpawnLimitUnsafe(spawnCategory);
+ }
+ public int getSpawnLimitUnsafe(final SpawnCategory spawnCategory) {
+ // Paper end - Add mobcaps commands
return this.spawnCategoryLimit.getOrDefault(spawnCategory, -1);
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
Updated Upstream (Bukkit/CraftBukkit) Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 69fa4695 Add some missing deprecation annotations f850da2e Update Maven plugins/versions 8d8400db Use regular compiler seeing as ECJ doesn't support Java 21 JRE c29e1688 Revert "BUILDTOOLS-676: Downgrade Maven compiler version" 07bce714 SPIGOT-7355: More field renames and fixes 6a8ea764 Fix bad merge in penultimate commit 50a7920c Fix imports in previous commit 83640dd1 PR-995: Add required feature to MinecraftExperimental for easy lookups fc1f96cf BUILDTOOLS-676: Downgrade Maven compiler version CraftBukkit Changes: 90f1059ba Fix item placement 661afb43c SPIGOT-7633: Clearer error message for missing particle data 807b465b3 SPIGOT-7634: Armadillo updates infrequently 590cf09a8 Fix unit tests always seeing Mojang server as unavailable 7c7ac5eb2 SPIGOT-7636: Fix clearing ItemMeta 4a72905cf SPIGOT-7635: Fix Player#transfer and cookie methods ebb50e136 Fix incorrect Vault implementation b33fed8b7 Update Maven plugins/versions 6f00f0608 SPIGOT-7632: Control middle clicking chest does not copy contents db821f405 Use regular compiler seeing as ECJ doesn't support Java 21 JRE 8a2976737 Revert "BUILDTOOLS-676: Downgrade Maven compiler version" 0297f87bb SPIGOT-7355: More field renames and fixes 2d03bdf6a SPIGOT-7629: Fix loading banner patterns e77951fac Fix equality of deserialized display names c66f3e4fd SPIGOT-7631: Fix deserialisation of BlockStateMeta 9c2c7be8d SPIGOT-7630: Fix crash saving unticked leashed entities 8c1e7c841 PR-1384: Disable certain PlayerProfile tests, if Mojang's services or internet are not available ced93d572 SPIGOT-7626: sendSignChange() has no effect c77362cae SPIGOT-7625: ItemStack with lore cannot be serialized in 1.20.5 ff2004387 SPIGOT-7620: Fix server crash when hoppers transfer items to double chests 8b4abeb03 BUILDTOOLS-676: Downgrade Maven compiler version
2024-04-25 23:21:18 +02:00
index 1bf9fbc8f39ec4b0dd1369cace6bbd347c81541a..f88614e0e83a0b6df379816a532c621108c5ae9d 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
2024-04-24 17:27:28 +02:00
@@ -1714,9 +1714,14 @@ public class CraftWorld extends CraftRegionAccessor implements World {
Preconditions.checkArgument(spawnCategory != null, "SpawnCategory cannot be null");
Preconditions.checkArgument(CraftSpawnCategory.isValidForLimits(spawnCategory), "SpawnCategory.%s are not supported", spawnCategory);
+ // Paper start - Add mobcaps commands
+ return this.getSpawnLimitUnsafe(spawnCategory);
+ }
+ public final int getSpawnLimitUnsafe(final SpawnCategory spawnCategory) {
int limit = this.spawnCategoryLimit.getOrDefault(spawnCategory, -1);
if (limit < 0) {
- limit = this.server.getSpawnLimit(spawnCategory);
+ limit = this.server.getSpawnLimitUnsafe(spawnCategory);
+ // Paper end - Add mobcaps commands
}
return limit;
}
diff --git a/src/test/java/io/papermc/paper/command/subcommands/MobcapsCommandTest.java b/src/test/java/io/papermc/paper/command/subcommands/MobcapsCommandTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..fd238eacee24ebf0d0ce82b96107e093ca4866b0
--- /dev/null
+++ b/src/test/java/io/papermc/paper/command/subcommands/MobcapsCommandTest.java
@@ -0,0 +1,20 @@
+package io.papermc.paper.command.subcommands;
+
+import java.util.HashSet;
+import java.util.Set;
+import net.minecraft.world.entity.MobCategory;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class MobcapsCommandTest {
+ @Test
+ public void testMobCategoryColors() {
+ final Set<String> missing = new HashSet<>();
+ for (final MobCategory value : MobCategory.values()) {
+ if (!MobcapsCommand.MOB_CATEGORY_COLORS.containsKey(value)) {
+ missing.add(value.getName());
+ }
+ }
+ Assertions.assertTrue(missing.isEmpty(), "MobcapsCommand.MOB_CATEGORY_COLORS map missing TextColors for [" + String.join(", ", missing + "]"));
+ }
+}