minor fixes: wombat add document.WB_wombat_location

loaders: file 'urls' starting with . and / are always file paths
pep8 fixes for cdx, utils packages

pywb/cdx/cdxobject.py

@@ -64,7 +64,8 @@ class CDXObject(OrderedDict):
                 cdxformat = i
 
         if not cdxformat:
-            raise CDXException('unknown {0}-field cdx format'.format(len(fields)))
+            msg = 'unknown {0}-field cdx format'.format(len(fields))
+            raise CDXException(msg)
 
         for header, field in itertools.izip(cdxformat, fields):
             self[header] = field

pywb/cdx/cdxops.py

@@ -253,6 +253,7 @@ def cdx_sort_closest(closest, cdx_iter, limit=10):
 # Fields to append from cdx original to revisit
 ORIG_TUPLE = ['length', 'offset', 'filename']
 
+
 def cdx_resolve_revisits(cdx_iter):
     """
     resolve revisits.

pywb/static/wombat.js

@@ -196,6 +196,7 @@ function WB_wombat_Init(replayPrefix, captureDate, origHost)
   WB_wombat_origHost = "http://" + origHost;
 
   window.WB_wombat_location = WB_CopyLocationObj(window.self.location);
+  document.WB_wombat_location = window.WB_wombat_location;
 
 
   if (window.self.location != window.top.location) {

pywb/utils/loaders.py

@@ -47,7 +47,8 @@ class BlockLoader(object):
         Load a file-like reader from the local file system
         """
 
-        file_only = False
+        # if starting with . or /, can only be a file path..
+        file_only = url.startswith(('/', '.'))
 
         if url.startswith('file://'):
             url = url[len('file://'):]

pywb/utils/wbexception.py

@@ -1,3 +1,5 @@
+
+
 #=================================================================
 class WbException(Exception):
     def status(self):