HTTP Server with error check

HTTPServer.command

### Thibault Maekelbergh ###
### http://blog.thibmaekelbergh.be/2014/12/18/http-python-server.html ###

cd "$(dirname "$0")" #Get current directory

ENTRY=index.html #Set the entry point for the server

if [ -f "$ENTRY" ]; then #Check if the entry exists then go on
  sleep 1 && open "http://localhost:8000/"; #Delay a second then open localhost
  python -m SimpleHTTPServer; #Start the HTTP Server
else #Send an alert
  osascript -e 'display notification "No entry point found, quitting." with title "Missing index.html"'
fi