From 216443b91032191cb789138412a21882942e7a53 Mon Sep 17 00:00:00 2001
From: Elias Pschernig <elias@pschernig.at>
Date: Sun, 11 Mar 2012 23:24:53 +0000
Subject: [PATCH] [wmlunits] Treat negative defense values as if they were
 positive.

---
 data/tools/unit_tree/html_output.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/data/tools/unit_tree/html_output.py b/data/tools/unit_tree/html_output.py
index 95380fa055e..d3812139811 100644
--- a/data/tools/unit_tree/html_output.py
+++ b/data/tools/unit_tree/html_output.py
@@ -992,7 +992,13 @@ class HTMLOutput:
             not_from_race, d = find_attr("defense", tid)
 
             if d == "-": d = 100
-            try: d = "%d%%" % (100 - int(d))
+
+            try:
+                d = int(d)
+                # negative defense has something to do with best defense if
+                # there's multiple terrain types
+                if d < 0: d = -d
+                d = "%d%%" % (100 - d)
             except ValueError:
                 error_message("Warning: Invalid defense %s for %s.\n" % (
                     d, uid))