bootstrap-includes

#!/bin/bash

set_platform() {
  case "$OSTYPE" in
    solaris*) platform="SOLARIS" ;;
    darwin*)  platform="OSX" ;;
    linux*)   platform="LINUX" ;;
    bsd*)     platform="BSD" ;;
    *)        platform="unknown" ;;
  esac
}

check_for_root (){
  if [ "$(/usr/bin/id -u)" == "0" ]; then
    echo "Don't run as root"
    exit 1
  fi
}

check_for_pkg () {
  package_name=$1
  command -v $package_name >/dev/null 2>&1
}

install_pkg () {
  package_name=$1

  case "$platform" in
    OSX)   install_cmd="brew install $package_name" ;;
    LINUX) install_cmd="sudo apt-get install $package_name" ;;
  esac

  if [ "$(/usr/bin/id -u)" != "0" ] && [ "$platform" == "LINUX" ]; then
    echo "Needs sudo to install $package_name"
  fi

  echo "Installing $package_name"
  $install_cmd
}

check_for_and_install_pkg () {
  package_name=$1

  if $(check_for_pkg $package_name); then
    echo "$package_name already installed"
  else
    install_pkg $package_name
  fi
}