From 9c841ea86112e407ac680f3ffb76b8b3a4203484 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20P=C3=A9ters?= <fpeters@entrouvert.com>
Date: Wed, 19 Feb 2020 10:23:01 +0100
Subject: [PATCH] wcs: return empty/error response for requests made to
 nonexistent sites (#39972)

---
 combo/apps/wcs/utils.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/combo/apps/wcs/utils.py b/combo/apps/wcs/utils.py
index d38b054a..acc9bc9b 100644
--- a/combo/apps/wcs/utils.py
+++ b/combo/apps/wcs/utils.py
@@ -26,7 +26,12 @@ def get_wcs_services():
         return {}
     return settings.KNOWN_SERVICES.get('wcs')
 
+
 def get_wcs_json(wcs_site, path):
+    if wcs_site is None:
+        # no site specified (probably an import referencing a not yet deployed
+        # site)
+        return {'err': 1, 'err_desc': 'no-wcs-site'}
     response = requests.get(path, remote_service=wcs_site, without_user=True,
             headers={'accept': 'application/json'})
     if response.status_code != 200: