Added roof.js by Bentech. It makes a roof over your selection.

craftscripts/roof.js

@@ -0,0 +1,53 @@
+// $Id$
+/*
+ * Copyright (c) 2011 Bentech
+ *
+ * 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 <http://www.gnu.org/licenses/>.
+*/
+
+importPackage(Packages.java.io);
+importPackage(Packages.java.awt);
+importPackage(Packages.com.sk89q.worldedit);
+importPackage(Packages.com.sk89q.worldedit.blocks);
+
+var blocks = context.remember();
+var session = context.getSession();
+var region = session.getRegion();
+
+context.checkArgs(1, 1, "<type>");
+
+var blocktype = context.getBlock(argv[1]);
+
+var cycles = region.getLength()
+
+if (region.getWidth() > cycles){
+    cycles = region.getWidth();
+}
+
+cycles = cycles / 2;
+
+for (var c = 0; c < cycles; c++) {
+    for (var w = 0; w < region.getWidth() - (c * 2); w++) {
+        for (var l = 0; l < region.getLength() - (c * 2); l++) {
+            if (w == 0 || w == (region.getWidth() - (c * 2)) - 1 || l == 0 || l == (region.getLength() - (c * 2)) - 1) {
+                var vec = new Vector(
+                    region.getMinimumPoint().getX() + (w + c),
+                    region.getMaximumPoint().getY() + c,
+                    region.getMinimumPoint().getZ() + (l + c));
+                
+                blocks.setBlock(vec, blocktype);
+            }
+        }
+    }
+}