realwallpaper: keep old markers if new ones are empty

This commit is contained in:
lassulus 2020-11-26 19:53:55 +01:00
parent 813eefa3c5
commit 170d54681b

View File

@ -108,7 +108,10 @@ pkgs.writers.writeDashBin "generate-wallpaper" ''
'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MOD14A1_E_FIRE') & 'https://neo.sci.gsfc.nasa.gov/view.php?datasetId=MOD14A1_E_FIRE') &
# regular fetches # regular fetches
fetch marker.json "$marker_url" & fetch marker.json.tmp "$marker_url"
if [ -s marker.json.tmp ]; then
mv marker.json.tmp marker.json
fi
fetch sun-raw.jpg 'https://sdo.gsfc.nasa.gov/assets/img/latest/latest_512_0171.jpg' & fetch sun-raw.jpg 'https://sdo.gsfc.nasa.gov/assets/img/latest/latest_512_0171.jpg' &
wait wait