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Expose the potential player cause of a lightning (#6782)

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Bjarne Koll 2021-11-05 15:54:37 +01:00 committed by GitHub
parent 06d82e0d6d
commit 70fe58d0a0
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 49 additions and 4 deletions
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38
patches/api/0240-More-lightning-API.patch
View file

@ -5,10 +5,10 @@ Subject: [PATCH] More lightning API
diff --git a/src/main/java/org/bukkit/entity/LightningStrike.java b/src/main/java/org/bukkit/entity/LightningStrike.java
index be347c3d0291f44036bae29a4e7e4645d6a4cdf6..2c81a3f685588431a3c7675c84b35a28975232af 100644
index be347c3d0291f44036bae29a4e7e4645d6a4cdf6..6f5b6901032eb03606c4566b24459a03baac0c73 100644
--- a/src/main/java/org/bukkit/entity/LightningStrike.java
+++ b/src/main/java/org/bukkit/entity/LightningStrike.java
@@ -31,4 +31,38 @@ public interface LightningStrike extends Entity {
@@ -31,4 +31,72 @@ public interface LightningStrike extends Entity {
@Override
Spigot spigot();
// Spigot end
@ -45,5 +45,39 @@ index be347c3d0291f44036bae29a4e7e4645d6a4cdf6..2c81a3f685588431a3c7675c84b35a28
+ * @param lifeTicks ticks the current flash will do damage for
+ */
+ void setLifeTicks(int lifeTicks);
+
+ /**
+ * Returns the potential entity that caused this lightning strike to spawn in the world.
+ * <p>
+ * As of implementing this method, only {@link Player}s are capable of causing a lightning strike, however as this
+ * might change in future minecraft releases, this method does not guarantee a player as the cause of a lightning.
+ * Consumers of this method should hence validate whether or not the entity is a player if they want to use player
+ * specific methods through an {@code instanceOf} check.
+ * </p>
+ * <p>
+ * A player is, as of implementing this method, responsible for a lightning, and will hence be returned here as
+ * a cause, if they channeled a {@link Trident} to summon it or were explicitly defined as the cause of this
+ * lightning through {@link #setCausingPlayer(Player)}.
+ * </p>
+ *
+ * @return the entity that caused this lightning or null if the lightning was not caused by a entity (e.g. normal
+ * weather)
+ */
+ @org.jetbrains.annotations.Nullable
+ Entity getCausingEntity();
+
+ /**
+ * Updates the player that caused this lightning to be summoned into the world.
+ * By default, players that channel their {@link Trident} will be the cause of the respective lightning.
+ * <p>
+ * While the respective getter method {@link #getCausingEntity()} does not guarantee a player as the cause of a
+ * lightning to stay as future proof as possible, as of implementing this method, players are the only entities
+ * that can cause a lightning strike and hence this setter is restricted to players.
+ * </p>
+ *
+ * @param causingPlayer the player that should be the new cause of this lightning. {@code null} may be passed to
+ * indicate that no player is responsible for this lightning.
+ */
+ void setCausingPlayer(@org.jetbrains.annotations.Nullable Player causingPlayer);
+ // Paper end
}

15
patches/server/0559-More-lightning-API.patch
View file

@ -5,10 +5,10 @@ Subject: [PATCH] More lightning API
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLightningStrike.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLightningStrike.java
index f7991ff14ef9cda0327b8621bf615b49cffd7ac5..db6b158f18ad7b9171a8c041802e3495d733bc16 100644
index f7991ff14ef9cda0327b8621bf615b49cffd7ac5..e515e819774bfb31ec03f05a5502921e66f2b0e2 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLightningStrike.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLightningStrike.java
@@ -45,4 +45,27 @@ public class CraftLightningStrike extends CraftEntity implements LightningStrike
@@ -45,4 +45,38 @@ public class CraftLightningStrike extends CraftEntity implements LightningStrike
return this.spigot;
}
// Spigot end
@ -34,5 +34,16 @@ index f7991ff14ef9cda0327b8621bf615b49cffd7ac5..db6b158f18ad7b9171a8c041802e3495
+ public void setLifeTicks(int lifeTicks) {
+ getHandle().life = lifeTicks;
+ }
+
+ @Override
+ public @org.jetbrains.annotations.Nullable org.bukkit.entity.Entity getCausingEntity() {
+ final var cause = this.getHandle().getCause();
+ return cause == null ? null : cause.getBukkitEntity();
+ }
+
+ @Override
+ public void setCausingPlayer(@org.jetbrains.annotations.Nullable org.bukkit.entity.Player causingPlayer) {
+ this.getHandle().setCause(causingPlayer == null ? null : ((CraftPlayer) causingPlayer).getHandle());
+ }
+ // Paper end
}