Upgrade vector-im/riot-web

#!/bin/bash

pushd /home/matrix/riot > /dev/null

LATEST=$(curl -sSL https://api.github.com/repos/vector-im/riot-web/releases/latest | grep "browser_download_url" | grep -o -E "https://github.com/(.+)\.\w+" | grep -E "\.tar\.gz$")
curl -sSL -o latest $LATEST.asc
diff current latest
if [[ $? -eq 0 ]]; then
  rm latest
else
  mv -f latest current
  curl -sSL -o riot.tar.gz $LATEST
  tar xvzf riot.tar.gz
  rm -rf live riot.tar.gz
  mv riot-* live
  ln -s /home/matrix/riot/config.json live/config.json
fi

popd > /dev/null