Install Rails on ZURB machines.

install-rails.sh

#!/bin/bash

# Go home
cd

# Install Homebrew
ruby -e "$(curl -fsSL https://raw.github.com/mxcl/homebrew/go)"

# Install git
brew install git

# Install Rbenv
brew install rbenv
brew install ruby-build

# Add shims and autocomplete to profile
LINE_TO_ADD='if which rbenv > /dev/null; then eval "$(rbenv init -)"; fi'
if ! grep -qsFx "$LINE_TO_ADD" ~/.profile ~/.bash_profile ; then
  profile=~/.profile
  [ -w "$profile" ] || profile=~/.bash_profile
  printf "%s\n" "$LINE_TO_ADD" >> "$profile"
  source "$profile"
fi

# Reload profile
rbenv rehash

# Install newest ruby and set it as default
rbenv install 2.0.0-p247
rbenv global 2.0.0-p247

# Install Bundler and Rails
gem install bundler --no-rdoc --no-ri && gem install railties --no-rdoc --no-ri

# Rebuild native extensions
rbenv rehash

# Confirm successful installation
rails -v