Fix the CraftWorld weather methods duplicating events.

nms-patches/WorldData.patch

@@ -1,5 +1,5 @@
---- ../work/decompile-8eb82bde/net/minecraft/server/WorldData.java	2015-01-05 09:50:01.989188327 +1100
-+++ src/main/java/net/minecraft/server/WorldData.java	2015-01-05 09:50:01.993188321 +1100
+--- ../work/decompile-8eb82bde/net/minecraft/server/WorldData.java	2015-01-13 20:36:38.880978444 +1100
++++ src/main/java/net/minecraft/server/WorldData.java	2015-01-13 20:36:38.880978444 +1100
 @@ -1,6 +1,9 @@
  package net.minecraft.server;
  
@@ -10,7 +10,7 @@
  
  public class WorldData {
  
-@@ -395,6 +398,16 @@
+@@ -395,6 +398,18 @@
      }
  
      public void setThundering(boolean flag) {
@@ -22,12 +22,14 @@
 +            if (thunder.isCancelled()) {
 +                return;
 +            }
++
++            setThunderDuration(0); // Will force a time reset
 +        }
 +        // CraftBukkit end
          this.s = flag;
      }
  
-@@ -411,6 +424,16 @@
+@@ -411,6 +426,18 @@
      }
  
      public void setStorm(boolean flag) {
@@ -39,12 +41,14 @@
 +            if (weather.isCancelled()) {
 +                return;
 +            }
++
++            setWeatherDuration(0); // Will force a time reset
 +        }
 +        // CraftBukkit end
          this.q = flag;
      }
  
-@@ -645,4 +668,12 @@
+@@ -645,4 +672,12 @@
      static boolean q(WorldData worlddata) {
          return worlddata.x;
      }

src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -751,20 +751,7 @@ public class CraftWorld implements World {
     }
 
     public void setStorm(boolean hasStorm) {
-        CraftServer server = world.getServer();
-
-        WeatherChangeEvent weather = new WeatherChangeEvent(this, hasStorm);
-        server.getPluginManager().callEvent(weather);
-        if (!weather.isCancelled()) {
-            world.worldData.setStorm(hasStorm);
-
-            // These numbers are from Minecraft
-            if (hasStorm) {
-                setWeatherDuration(rand.nextInt(12000) + 12000);
-            } else {
-                setWeatherDuration(rand.nextInt(168000) + 12000);
-            }
-        }
+        world.worldData.setStorm(hasStorm);
     }
 
     public int getWeatherDuration() {
@@ -780,21 +767,7 @@ public class CraftWorld implements World {
     }
 
     public void setThundering(boolean thundering) {
-        if (thundering && !hasStorm()) setStorm(true);
-        CraftServer server = world.getServer();
-
-        ThunderChangeEvent thunder = new ThunderChangeEvent(this, thundering);
-        server.getPluginManager().callEvent(thunder);
-        if (!thunder.isCancelled()) {
-            world.worldData.setThundering(thundering);
-
-            // These numbers are from Minecraft
-            if (thundering) {
-                setThunderDuration(rand.nextInt(12000) + 3600);
-            } else {
-                setThunderDuration(rand.nextInt(168000) + 12000);
-            }
-        }
+        world.worldData.setThundering(thundering);
     }
 
     public int getThunderDuration() {