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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Connor Linfoot <connorlinfoot@me.com>
Date: Sun, 16 May 2021 15:07:34 +0100
Subject: [PATCH] Add basic Datapack API
Co-authored-by: Jake Potrebic <jake.m.potrebic@gmail.com>
diff --git a/src/main/java/io/papermc/paper/datapack/PaperDatapack.java b/src/main/java/io/papermc/paper/datapack/PaperDatapack.java
new file mode 100644
index 0000000000000000000000000000000000000000..8bd8263b51fb2bb364353565b1ba26b3b0d1d55e
--- /dev/null
+++ b/src/main/java/io/papermc/paper/datapack/PaperDatapack.java
@@ -0,0 +1,103 @@
+package io.papermc.paper.datapack;
+
+import io.papermc.paper.adventure.PaperAdventure;
+import io.papermc.paper.event.server.ServerResourcesReloadedEvent;
+import io.papermc.paper.world.flag.PaperFeatureFlagProviderImpl;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+import net.kyori.adventure.text.Component;
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.packs.repository.Pack;
+import net.minecraft.server.packs.repository.PackSource;
+import org.bukkit.FeatureFlag;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public class PaperDatapack implements Datapack {
+
+ private static final Map<PackSource, DatapackSource> PACK_SOURCES = new ConcurrentHashMap<>();
+ static {
+ PACK_SOURCES.put(PackSource.DEFAULT, DatapackSource.DEFAULT);
+ PACK_SOURCES.put(PackSource.BUILT_IN, DatapackSource.BUILT_IN);
+ PACK_SOURCES.put(PackSource.FEATURE, DatapackSource.FEATURE);
+ PACK_SOURCES.put(PackSource.WORLD, DatapackSource.WORLD);
+ PACK_SOURCES.put(PackSource.SERVER, DatapackSource.SERVER);
+ }
+
+ private final Pack pack;
+ private final boolean enabled;
+
+ PaperDatapack(final Pack pack, final boolean enabled) {
+ this.pack = pack;
+ this.enabled = enabled;
+ }
+
+ @Override
+ public String getName() {
+ return this.pack.getId();
+ }
+
+ @Override
+ public Component getTitle() {
+ return PaperAdventure.asAdventure(this.pack.getTitle());
+ }
+
+ @Override
+ public Component getDescription() {
+ return PaperAdventure.asAdventure(this.pack.getDescription());
+ }
+
+ @Override
+ public boolean isRequired() {
+ return this.pack.isRequired();
+ }
+
+ @Override
+ public Compatibility getCompatibility() {
+ return Datapack.Compatibility.valueOf(this.pack.getCompatibility().name());
+ }
+
+ @Override
+ public Set<FeatureFlag> getRequiredFeatures() {
+ return PaperFeatureFlagProviderImpl.fromNms(this.pack.getRequestedFeatures());
+ }
+
+ @Override
+ public boolean isEnabled() {
+ return this.enabled;
+ }
+
+ @Override
+ public void setEnabled(final boolean enabled) {
+ final MinecraftServer server = MinecraftServer.getServer();
+ final List<Pack> enabledPacks = new ArrayList<>(server.getPackRepository().getSelectedPacks());
+ final @Nullable Pack packToChange = server.getPackRepository().getPack(this.getName());
+ if (packToChange == null) {
+ throw new IllegalStateException("Cannot toggle state of pack that doesn't exist: " + this.getName());
+ }
+ if (enabled == enabledPacks.contains(packToChange)) {
+ return;
+ }
+ if (enabled) {
+ packToChange.getDefaultPosition().insert(enabledPacks, packToChange, Pack::selectionConfig, false); // modeled off the default /datapack enable logic
+ } else {
+ enabledPacks.remove(packToChange);
+ }
+ server.reloadResources(enabledPacks.stream().map(Pack::getId).toList(), ServerResourcesReloadedEvent.Cause.PLUGIN);
+ }
+
+ @Override
+ public DatapackSource getSource() {
+ return PACK_SOURCES.computeIfAbsent(this.pack.location().source(), source -> new DatapackSourceImpl(source.toString()));
+ }
+
+ @Override
+ public Component computeDisplayName() {
+ return PaperAdventure.asAdventure(this.pack.getChatLink(this.enabled));
+ }
+}
diff --git a/src/main/java/io/papermc/paper/datapack/PaperDatapackManager.java b/src/main/java/io/papermc/paper/datapack/PaperDatapackManager.java
new file mode 100644
index 0000000000000000000000000000000000000000..caa41c525d2b36b5a9f9942380f06c97d5781a93
--- /dev/null
+++ b/src/main/java/io/papermc/paper/datapack/PaperDatapackManager.java
@@ -0,0 +1,55 @@
+package io.papermc.paper.datapack;
+
+import com.google.common.collect.Collections2;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.function.Predicate;
+import net.minecraft.server.packs.repository.Pack;
+import net.minecraft.server.packs.repository.PackRepository;
+import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
+import org.checkerframework.framework.qual.DefaultQualifier;
+
+@DefaultQualifier(NonNull.class)
+public class PaperDatapackManager implements DatapackManager {
+
+ private final PackRepository repository;
+
+ public PaperDatapackManager(final PackRepository repository) {
+ this.repository = repository;
+ }
+
+ @Override
+ public void refreshPacks() {
+ this.repository.reload();
+ }
+
+ @Override
+ public @Nullable Datapack getPack(final @NonNull String name) {
+ final @Nullable Pack pack = this.repository.getPack(name);
+ if (pack == null) {
+ return null;
+ }
+ return new PaperDatapack(pack, this.repository.getSelectedPacks().contains(pack));
+ }
+
+ @Override
+ public Collection<Datapack> getPacks() {
+ final Collection<Pack> enabledPacks = this.repository.getSelectedPacks();
+ return this.transformPacks(this.repository.getAvailablePacks(), enabledPacks::contains);
+ }
+
+ @Override
+ public Collection<Datapack> getEnabledPacks() {
+ return this.transformPacks(this.repository.getSelectedPacks(), pack -> true);
+ }
+
+ private Collection<Datapack> transformPacks(final Collection<Pack> packs, final Predicate<Pack> enabled) {
+ return Collections.unmodifiableCollection(
+ Collections2.transform(
+ packs,
+ pack -> new PaperDatapack(pack, enabled.test(pack))
+ )
+ );
+ }
+}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftServer.java b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
index a9c6f53c7e828a4b7d0cefbaa98e50ff1db9354a..a142c62a51ddf59e968c3ddb401dc137c4c07ef6 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftServer.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftServer.java
@@ -305,6 +305,7 @@ public final class CraftServer implements Server {
private final List<CraftPlayer> playerView;
public int reloadCount;
public Set<String> activeCompatibilities = Collections.emptySet();
+ private final io.papermc.paper.datapack.PaperDatapackManager datapackManager; // Paper
public static Exception excessiveVelEx; // Paper - Velocity warnings
static {
@@ -390,6 +391,7 @@ public final class CraftServer implements Server {
if (this.configuration.getBoolean("settings.use-map-color-cache")) {
MapPalette.setMapColorCache(new CraftMapColorCache(this.logger));
}
+ datapackManager = new io.papermc.paper.datapack.PaperDatapackManager(console.getPackRepository()); // Paper
}
public boolean getCommandBlockOverride(String command) {
@@ -3008,5 +3010,11 @@ public final class CraftServer implements Server {
public com.destroystokyo.paper.entity.ai.MobGoals getMobGoals() {
return mobGoals;
}
+
+ @Override
+ public io.papermc.paper.datapack.PaperDatapackManager getDatapackManager() {
+ return datapackManager;
+ }
+
// Paper end
}
|
