Officially propagate GPL downwards to all files

(cherry picked from commit f2ce020da059718e34342c149172944dfd02b775)

worldedit-forge/src/main/java/com/sk89q/worldedit/forge/ForgeResourceLoader.java

@@ -0,0 +1,51 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.forge;
+
+import com.sk89q.worldedit.WorldEdit;
+import com.sk89q.worldedit.util.io.WorldEditResourceLoader;
+
+import java.io.IOException;
+import java.net.URL;
+
+public class ForgeResourceLoader extends WorldEditResourceLoader  {
+
+    public ForgeResourceLoader(WorldEdit worldEdit) {
+        super(worldEdit);
+    }
+
+    private static URL getResourceForgeHack(String location) throws IOException {
+        try {
+            return new URL("modjar://worldedit/" + location);
+        } catch (Exception e) {
+            throw new IOException("Could not find " + location);
+        }
+    }
+
+    @Override
+    public URL getRootResource(String pathName) throws IOException {
+        URL url = super.getRootResource(pathName);
+        if (url == null) {
+            return getResourceForgeHack(pathName);
+        }
+        return url;
+    }
+
+}

worldedit-forge/src/main/java/com/sk89q/worldedit/forge/WorldEditGenListener.java

@@ -0,0 +1,44 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.forge;
+
+import net.minecraft.util.math.ChunkPos;
+import net.minecraft.world.chunk.ChunkStatus;
+import net.minecraft.world.chunk.listener.IChunkStatusListener;
+
+import javax.annotation.Nullable;
+
+// For now, this does nothing, but might be useful later for regen progress communication.
+class WorldEditGenListener implements IChunkStatusListener {
+
+    @Override
+    public void start(ChunkPos spawnPos) {
+    }
+
+    @Override
+    public void statusChanged(ChunkPos chunkPosition, @Nullable ChunkStatus newStatus) {
+
+    }
+
+    @Override
+    public void stop() {
+    }
+
+}