start-webserver

#!/bin/sh

if [ "$1" = "--help" -o "$1" = "-h" ]; then
  echo "
Usage: $(basename "$0") [<path> [<port>] ]

Start a local web server and open the default browser.

Options:

  <path>                  URL path to open in the browser.

  <port>                  Port to use. (default: 8000)

  -h, --help
"
  exit 0
fi

OPEN_PATH=${1#/}
PORT=${2:-8000}
OPEN_URL=http://127.0.0.1:$PORT/$OPEN_PATH

function open_url {
  sleep 1
  (open "$OPEN_URL" || xdg-open "$OPEN_URL" || start "$OPEN_URL") 2>/dev/null &
}

if command -v npm >&/dev/null; then
  DIR=$(dirname "$0")
  PATH=$DIR/node_modules/http-server/bin:$PATH
  if ! command -v http-server; then
    npm install http-server --prefix "$DIR"
  fi
  http-server . -p $PORT -c-1 --cors --no-dotfiles -o "$OPEN_PATH"
elif command -v ruby; then
  open_url
  ruby -run -e httpd . -p $PORT
elif command -v python; then
  open_url
  python -m SimpleHTTPServer $PORT || python -m http.server $PORT
else
  echo "Please install Node.js or Ruby or Python and rerun this script, or use your favorite HTTP server."
  exit 1
fi