From ee1fabf600c20e8f339cc9e0a1da299947317533 Mon Sep 17 00:00:00 2001
From: Ilya Kreymer <ikreymer@gmail.com>
Date: Wed, 25 Feb 2015 13:49:39 -0800
Subject: [PATCH] config fix: check for existance of root 'collections dir',
 #55

---
 pywb/webapp/pywb_init.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pywb/webapp/pywb_init.py b/pywb/webapp/pywb_init.py
index 2cafe376..1b48eb44 100644
--- a/pywb/webapp/pywb_init.py
+++ b/pywb/webapp/pywb_init.py
@@ -134,8 +134,8 @@ class DirectoryCollsLoader(object):
     def __call__(self):
         colls = {}
 
-        root_dir = self.config.get('collections_root')
-        if not root_dir:
+        root_dir = self.config.get('collections_root', '')
+        if not root_dir or not os.path.isdir(root_dir):
             return colls
 
         for name in os.listdir(root_dir):