From 0438766ee4413fd24e2371fc3358b8403cbbe4ec Mon Sep 17 00:00:00 2001
From: Ben Kurtovic <ben.kurtovic@gmail.com>
Date: Mon, 1 Sep 2014 23:49:47 -0500
Subject: [PATCH] Handle empty URLs better.

---
 earwigbot/wiki/copyvios/workers.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/earwigbot/wiki/copyvios/workers.py b/earwigbot/wiki/copyvios/workers.py
index 5b43380..abb015e 100644
--- a/earwigbot/wiki/copyvios/workers.py
+++ b/earwigbot/wiki/copyvios/workers.py
@@ -354,7 +354,7 @@ class CopyvioWorkspace(object):
             with self._queues.lock:
                 if self._is_finished:
                     break
-                if url in self._handled_urls:
+                if not url or url in self._handled_urls:
                     continue
                 self._handled_urls.append(url)
                 if exclude_check and exclude_check(url):