Get latest atom

get-latest-atom.sh

#!/bin/bash
# based on http://askubuntu.com/questions/589469/how-to-automatically-update-atom-editor
if [ -e /usr/share/atom ]
then
  CURRENT=$(/usr/share/atom/atom --version)
  echo "Atom $CURRENT is installed."
else
  echo "Atom not installed."
fi
echo "Finding latest..."
LATEST_URL=$(wget -qO- https://github.com/atom/atom/releases/latest | awk -F '[<>]' '/href=".*atom-amd64.deb/ {match($0,"href=\"(.*.deb)\"",a); print "https://github.com/" a[1]}')
LATEST=$(echo $LATEST_URL | awk '/.*/ {match($0,"v([^/]+)",a); print a[1]}')
if [ "$CURRENT" = "$LATEST" ]
then
  echo "Atom $CURRENT is latest."
  exit
fi
echo "Getting $LATEST ($LATEST_URL)..."
wget -O /tmp/atom-amd64.deb $LATEST_URL
echo "Installing package..."
sudo dpkg -i /tmp/atom-amd64.deb
echo "Cleaning up..."
rm /tmp/atom-amd64.deb