rails+git project initialization script

#!/bin/bash

if [ -d $1 ]; then
	echo "Directory $1 already exists"
	exit
else
	echo "Creating Rails project in ./$1 using edge rails..."

	echo "- Making directory $1"
	mkdir $1
	cd $1

	echo "- Using git to clone edge rails into vendor/rails"
	git clone -q --depth 1 git://github.com/rails/rails.git vendor/rails

	echo "- Removing unnecissary rails .git directory and .gitignore file"
	rm -Rf vendor/rails/.git
	rm vendor/rails/.gitignore

	echo "- Using rails command from vendor/rails to initialize project"
	ruby vendor/rails/railties/bin/rails .
	
	echo "- Initializing local git repository"
	git init -q
	
	echo "- Ignoring tmp, log, sqlite, and other useless files"
	echo ".DS_Store" >> .gitignore
	echo "log/*.log" >> .gitignore
	echo "tmp/**/*" >> .gitignore
	echo "db/*.sqlite3" >> .gitignore
	touch tmp/.gitignore
	touch log/.gitignore

	echo "- Commit initial project setup"
	git add .
	git commit -q -m "Create default edge rails project: $1"

	echo "- For developer database privacy, rename the default database.yml to database.yml-sample"	
	mv config/database.yml config/database.yml-sample
	
	echo "- Ignore the config/database.yml that will exist, so there are no passwords in the repository"
	echo "config/database.yml" >> .gitignore

	echo "- Commit database config file changes"
	git add config/database.yml-sample
	git commit -a -q -m "Ignore and rename database config file to avoid commiting passwords into the repository"

	echo "Done!"
fi