Shell script to generate an rails app with postgres database in osx mavericks.

app_generator.sh

#!/bin/bash
case "$1" in
  "n" )
    if [ -z $2 ]
    then
      echo "Specify an app name"
    else
      if [ -d ~/rails/$2 ]
      then
        echo "App '$2' exists already"
      else
        rails new "~/rails/$2" -d postgresql
        psql --command="create database $2;"
        ln -s ~/rails/$2 ~/.pow/
        open http://"$2".dev
        cd ~/rails/$2
        subl ~/rails/$2
      fi
    fi
  ;;

  "r" )
    if [ -z $2 ]
    then
      echo "Specify an app name"
    else
      if [ -d /rails/$2 ]
      then
        echo "Removing app $2"
        t=$(date +%Y-%m-%d-%s)
        mv ~/rails/$2 ~/rails_bak/$2-$t
        rm ~/.pow/$2
        echo "Created backup in ~/rails_bak/$2-$t"
      else
        echo "App '$2' not found"
      fi
    fi
  ;;

  "o" )
    if [ -z $2 ]
    then
      echo "Specify an app name"
    else
      if [ -d /rails/$2 ]
      then
        echo "Opening app.."
        open http://$2.dev
        cd ~/rails/$2
        subl ~/rails/$2
      else
        echo "App '$2' not found"
      fi
    fi
  ;;

  *)
echo "There is no command like '$1'"
cat << EOF
  Create App:
    n app

  Remove App
    r app

  Open App
    o app
EOF
  ;;
esac