Bootstrap a new Mac

osx_setup.sh

#!/bin/bash

# Define script directories
TMP="/tmp/osx_setup"

# Package Versions
NODEVERSION="0.12.5"

# Introduction to setup
echo "Preparing to setup:"
echo "* Adium"
echo "* Alfred 2"
echo "* Atom Text Editor"
echo "* Divvy"
echo "* Firefox"
echo "* Google Chrome"
echo "* HipChat"
echo "* Homebrew"
echo "* Homebrew taps: dupes, versions, php"
echo "* IntelliJ IDEA 14"
echo "* iTerm2"
echo "* KeePassX"
echo "* MySQL"
echo "* Node.js (v$NODEVERSION)"
echo "* Nvm (Node Version Manager)"
echo "* Oh My ZSH"
echo "* PHP 5.4, 5.5, 5.6"
echo "* Sequel Pro"
echo "* SSH Keys"
echo "* Sublime Text"
echo "* Skype"
echo "* VirtualBox"
echo "* WebStorm"

read -p "Press ENTER to continue or Ctrl-C to quit"

# Setup temp directory
echo "Cleaning temp directory."
rm -rf $TMP
mkdir -p $TMP

# Define installation functions
# Installs application from DMG archive. 
# Parameters:
# - Application Name (As expected to be in Applications directory"
# - Download URL
# - true|false whether or not to run .pkg installer as root.
function install_dmg {
  APP_NAME="$1.app"
  APP_PKG="$1.pkg"
  APP_URL=$2
  APP_TARGET="/Applications/$APP_NAME"
  INSTALL_TARGET="$TMP/$APP_NAME.dmg"
  INSTALL_VOLUME="/Volumes/$APP_NAME"
  RUN_AS_ROOT=$3

  echo "Checking if $APP_NAME is installed."
  if [ ! -d "$APP_TARGET" ]; then
    echo "Downloading $APP_NAME."
    curl -L -o "$INSTALL_TARGET" "$APP_URL"

    echo "Mounting $APP_NAME."
    hdiutil mount -mountpoint "$INSTALL_VOLUME" "$INSTALL_TARGET"
    
    if [ ! -e "$INSTALL_VOLUME/$APP_PKG" ]; then
      echo "Installing $APP_NAME."
      cp -R "$INSTALL_VOLUME/$APP_NAME" "$APP_TARGET"
    elif [ $RUN_AS_ROOT == "true" ]; then
      sudo installer -pkg "$INSTALL_VOLUME/$APP_PKG" -target /
    else
      installer -pkg "$INSTALL_VOLUME/$APP_PKG" -target /
    fi 

    echo "Unmounting $APP_NAME."
    hdiutil unmount  "$INSTALL_VOLUME"
  fi
}

function install_zip {
  APP_NAME="$1.app"
  APP_URL=$2
  APP_TARGET="/Applications/$APP_NAME"
  INSTALL_TARGET="$TMP/$APP_NAME.zip"

  echo "Checking if $APP_NAME is installed."
  if [ ! -d "$APP_TARGET" ]; then
    echo "Downloading $APP_NAME."
    curl -L -o "$INSTALL_TARGET" "$APP_URL"

    echo "Installing $APP_NAME."
    unzip "$INSTALL_TARGET" -d /Applications
  fi
}

# Setup SSH Keys
echo "Checking for existing SSH keys."
if [ ! -e ~/.ssh/id_rsa.pub ] && [ ! -e ~/.ssh/id_dsa.pub ]; then
  echo "Generating random passphrase."
  SSH_PASSPHRASE=`openssl rand -base64 16`

  read -r -p "Enter your email address (username@example.com): " email

  echo "Generating SSH Key with the following Passphrase: $SSH_PASSPHRASE"
  ssh-keygen -t rsa -b 4096 -C $email -P $SSH_PASSPHRASE

  echo "Adding SSH key to ssh-agent."
  ssh-add ~/.ssh/id_rsa
fi

# Install Homebrew
echo "Checking if Homebrew is installed."
if ! type "brew" > /dev/null; then
  echo "Downloading and installing Homebrew."
  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
fi

if [ ! -d /usr/local/Library/Taps/homebrew/homebrew-dupes ]; then
  echo "Adding Homebrew tap: dupes."
  brew tap homebrew/dupes
fi

if [ ! -d /usr/local/Library/Taps/homebrew/homebrew-versions ]; then
  echo "Adding Homebrew tap: versions."
  brew tap homebrew/versions
fi

if [ ! -d /usr/local/Library/Taps/homebrew/homebrew-php ]; then
  echo "Adding Homebrew tap: php."
  brew tap homebrew/homebrew-php
fi

# Install Oh-My-ZSH
echo "Check if brew zsh has been added to available shells."
if ! cat /etc/shells | grep "/usr/local/bin/zsh" > /dev/null; then
  echo "Adding brew zsh to available shells."
  echo "/usr/local/bin/zsh" | sudo tee -a /etc/shells
fi

echo "Checking if Zsh has been installed by Homebrew."
if [ ! -e /usr/local/bin/zsh ]; then
  echo "Installing brew zsh."
  brew install zsh
fi

echo "Checking if oh my zsh is installed."
if [ ! -e ~/.oh-my-zsh/oh-my-zsh.sh ]; then
  echo "Downloading and installing oh my zsh."
  sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
fi

# Install NVM
echo "Checking if NVM is installed."
if [ ! -e ~/.nvm/nvm.sh ]; then
  echo "Downloading and installing nvm."
  curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.25.4/install.sh | bash
fi

echo "Checking if Node.js is installed."
if ! type "node" > /dev/null; then
  echo "Loading NVM."
  . ~/.nvm/nvm.sh

  echo "Installing Node.js v$NODEVERSION."
  nvm install $NODEVERSION
  nvm use $NODEVERSION

  echo "Setting up NVM default alias."
  nvm alias default $NODEVERSION
fi

echo "Checking if PHP 5.4 is installed."
if [ ! -d /usr/local/Cellar/php54 ]; then
  echo "Installing PHP 5.4."
  brew install php54
fi

echo "Checking if PHP 5.5 is installed."
if [ ! -d /usr/local/Cellar/php55 ]; then
  echo "Installing PHP 5.5."
  brew install php55
fi

echo "Checking if PHP 5.6 is installed."
if [ ! -d /usr/local/Cellar/php56 ]; then
  echo "Installing PHP 5.6."
  brew install php56
fi

echo "Checking if MySQL is installed."
if [ ! -d /usr/local/Cellar/mysql ]; then
  echo "Installing MySQL."
  brew install mysql
fi

install_zip "iTerm" https://iterm2.com/downloads/stable/iTerm2-2_1_1.zip
install_zip "Alfred 2" https://cachefly.alfredapp.com/Alfred_2.7.1_387.zip
install_zip "Divvy" http://mizage.com/downloads/Divvy.zip
install_zip "Atom" https://atom.io/download/mac
install_zip "HipChat" https://www.hipchat.com/downloads/latest/mac

install_dmg "KeePassX" https://www.keepassx.org/releases/KeePassX-0.4.3.dmg
install_dmg "Google Chrome" https://dl.google.com/chrome/mac/stable/GGRO/googlechrome.dmg
install_dmg "Sequel Pro" https://sequel-pro.googlecode.com/files/sequel-pro-1.0.2.dmg
install_dmg "Sublime Text" http://c758482.r82.cf2.rackcdn.com/Sublime%20Text%20Build%203083.dmg
install_dmg "Skype" http://download.skype.com/macosx/6798c0ef1c8de6ddf0ba00fdba572b40/Skype_7.9.746.dmg
install_dmg "Firefox" https://download-installer.cdn.mozilla.net/pub/firefox/releases/38.0.5/mac/en-US/Firefox%2038.0.5.dmg
install_dmg "IntelliJ IDEA 14" https://download.jetbrains.com/idea/ideaIU-14.1.4.dmg
install_dmg "WebStorm" http://download.jetbrains.com/webstorm/WebStorm-10.0.4.dmg
install_dmg "Adium" http://downloads.sourceforge.net/project/adium/Adium_1.5.10.dmg?r=&ts=1436214452&use_mirror=iweb
install_dmg "VirtualBox" http://download.virtualbox.org/virtualbox/4.3.28/VirtualBox-4.3.28-100309-OSX.dmg true

# Add command link for sublime
if [ ! -e /usr/local/bin/subl ]; then
  echo "Adding link to Sublime Text command line binary."
  ln -s "/Applications/Sublime Text.app/Contents/SharedSupport/bin/subl" /usr/local/bin/subl
fi