[weather] Check if the response is not null before decoding it.

With network glitch you can have sometimes empty answer, this was triggering an exception.
2019-02-20 14:24:36 +01:00 · 2019-02-20 14:24:36 +01:00 · f19362afdf
parent 29a9761c4d
commit f19362afdf
1 changed files with 1 additions and 1 deletions
--- a/weather-widget/weather.lua
+++ b/weather-widget/weather.lua
@ -97,7 +97,7 @@ weather_timer:connect_signal("timeout", function ()
            .. secrets.weather_widget_city
            .. '&appid=' .. secrets.weather_widget_api_key
            .. '&units=' .. secrets.weather_widget_units)
-    if (status ~= 200) then
+    if (status ~= 200 and resp_json ~= nil) then
        local err_resp = json.decode(resp_json)
        naughty.notify{
            title = 'Weather Widget Error',