Paper/patches/server/0087-Configurable-Player-Collision.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 13 Apr 2016 02:10:49 -0400
Subject: [PATCH] Configurable Player Collision
diff --git a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetPlayerTeamPacket.java b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetPlayerTeamPacket.java
index 1294b38262505b0d54089e428df9b363219de1f0..ee37ec0de1ca969144824427ae42b0c81434a1b4 100644
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--- a/src/main/java/net/minecraft/network/protocol/game/ClientboundSetPlayerTeamPacket.java
+++ b/src/main/java/net/minecraft/network/protocol/game/ClientboundSetPlayerTeamPacket.java
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@@ -193,7 +193,7 @@ public class ClientboundSetPlayerTeamPacket implements Packet<ClientGamePacketLi
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buf.writeComponent(this.displayName);
buf.writeByte(this.options);
buf.writeUtf(this.nametagVisibility);
- buf.writeUtf(this.collisionRule);
+ buf.writeUtf(!io.papermc.paper.configuration.GlobalConfiguration.get().collisions.enablePlayerCollisions ? "never" : this.collisionRule); // Paper
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buf.writeEnum(this.color);
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buf.writeComponent(this.playerPrefix);
buf.writeComponent(this.playerSuffix);
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
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index f725fbb64b7d801e4e4c7a6d5e1be6dd96cab047..aa70fb1160e8d88739ea372832a69569199ab8ab 100644
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--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
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@@ -586,6 +586,20 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
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this.server.getPluginManager().callEvent(new org.bukkit.event.world.WorldLoadEvent(worldserver.getWorld()));
}
+ // Paper start - Handle collideRule team for player collision toggle
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+ final ServerScoreboard scoreboard = this.getScoreboard();
+ final java.util.Collection<String> toRemove = scoreboard.getPlayerTeams().stream().filter(team -> team.getName().startsWith("collideRule_")).map(net.minecraft.world.scores.PlayerTeam::getName).collect(java.util.stream.Collectors.toList());
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+ for (String teamName : toRemove) {
+ scoreboard.removePlayerTeam(scoreboard.getPlayerTeam(teamName)); // Clean up after ourselves
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+ }
+
+ if (!io.papermc.paper.configuration.GlobalConfiguration.get().collisions.enablePlayerCollisions) {
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+ this.getPlayerList().collideRuleTeamName = org.apache.commons.lang3.StringUtils.left("collideRule_" + java.util.concurrent.ThreadLocalRandom.current().nextInt(), 16);
+ net.minecraft.world.scores.PlayerTeam collideTeam = scoreboard.addPlayerTeam(this.getPlayerList().collideRuleTeamName);
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+ collideTeam.setSeeFriendlyInvisibles(false); // Because we want to mimic them not being on a team at all
+ }
+ // Paper end
+
this.server.enablePlugins(org.bukkit.plugin.PluginLoadOrder.POSTWORLD);
this.server.getPluginManager().callEvent(new ServerLoadEvent(ServerLoadEvent.LoadType.STARTUP));
this.connection.acceptConnections();
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
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index ae492b5c184896864bb6cc7429dfd701d560ae06..796e8d85093756deb4bc25eb2af9981944ba1bf4 100644
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--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
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@@ -98,6 +98,7 @@ import net.minecraft.world.level.storage.PlayerDataStorage;
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import net.minecraft.world.phys.Vec3;
import net.minecraft.world.scores.Objective;
import net.minecraft.world.scores.PlayerTeam;
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+import net.minecraft.world.scores.Scoreboard; // Paper
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import net.minecraft.world.scores.Team;
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import org.slf4j.Logger;
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@@ -160,6 +161,7 @@ public abstract class PlayerList {
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// CraftBukkit start
private CraftServer cserver;
private final Map<String,ServerPlayer> playersByName = new java.util.HashMap<>();
+ public @Nullable String collideRuleTeamName; // Paper - Team name used for collideRule
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public PlayerList(MinecraftServer server, LayeredRegistryAccess<RegistryLayer> registryManager, PlayerDataStorage saveHandler, int maxPlayers) {
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this.cserver = server.server = new CraftServer((DedicatedServer) server, this);
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@@ -399,6 +401,13 @@ public abstract class PlayerList {
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player.initInventoryMenu();
// CraftBukkit - Moved from above, added world
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+ // Paper start - Add to collideRule team if needed
+ final Scoreboard scoreboard = this.getServer().getLevel(Level.OVERWORLD).getScoreboard();
+ final PlayerTeam collideRuleTeam = scoreboard.getPlayerTeam(this.collideRuleTeamName);
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+ if (this.collideRuleTeamName != null && collideRuleTeam != null && player.getTeam() == null) {
+ scoreboard.addPlayerToTeam(player.getScoreboardName(), collideRuleTeam);
+ }
+ // Paper end
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PlayerList.LOGGER.info("{}[{}] logged in with entity id {} at ([{}]{}, {}, {})", player.getName().getString(), s1, player.getId(), worldserver1.serverLevelData.getLevelName(), player.getX(), player.getY(), player.getZ());
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}
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@@ -518,6 +527,16 @@ public abstract class PlayerList {
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entityplayer.doTick(); // SPIGOT-924
// CraftBukkit end
+ // Paper start - Remove from collideRule team if needed
+ if (this.collideRuleTeamName != null) {
+ final Scoreboard scoreBoard = this.server.getLevel(Level.OVERWORLD).getScoreboard();
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+ final PlayerTeam team = scoreBoard.getPlayersTeam(this.collideRuleTeamName);
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+ if (entityplayer.getTeam() == team && team != null) {
+ scoreBoard.removePlayerFromTeam(entityplayer.getScoreboardName(), team);
+ }
+ }
+ // Paper end
+
this.save(entityplayer);
if (entityplayer.isPassenger()) {
Entity entity = entityplayer.getRootVehicle();
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@@ -1148,6 +1167,13 @@ public abstract class PlayerList {
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}
// CraftBukkit end
+ // Paper start - Remove collideRule team if it exists
+ if (this.collideRuleTeamName != null) {
+ final Scoreboard scoreboard = this.getServer().getLevel(Level.OVERWORLD).getScoreboard();
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+ final PlayerTeam team = scoreboard.getPlayersTeam(this.collideRuleTeamName);
+ if (team != null) scoreboard.removePlayerTeam(team);
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+ }
+ // Paper end
}
// CraftBukkit start