#!/bin/bash
##############################################################
#                                                            #
#     Digital Ocean / Forge Recipe for CraftCMS websites     #
#                                                            #
#============================================================#
#                                                            #
#  Assumptions:                                              #
#                                                            #
#  - Stock Ubuntu 16.04 Digital Ocean droplet                #
#  - You are running this recipe as root                     #
#                                                            #
#============================================================#
#                                                            #
#  References & Credits:                                     #
#                                                            #
#  Thanks to Andrew Welch & @nystudio107 folks. This recipe  #
#  rely heavily on their articles.                           #
#                                                            #
#  Much of this was lifted from Rodrigo Passos:              #
#  https://gist.github.com/webrgp/                           #
#  fe13d7c61420632f85d5d81e76538fce                          #
#                                                            #
##############################################################

# Exit immediately if a simple command exits with a non-zero status (https://ss64.com/bash/set.html) 
set -e

perform_craftcms_server_setup() {

  # Check if the user is root
  user="$(id -un 2>/dev/null || true)"
  if [ "$user" != 'root' ]; then
    cat >&2 <<-'EOF'
    Error: this installer needs the ability to run commands as root.
    We are unable to find either "sudo" or "su" available to make this happen.
EOF
    exit 1
  fi


  # Create a playground directory to be remove at the end
  mkdir ~/playground
  cd ~/playground

  # Install Digital Ocean Monitoring tools
  curl -sSL https://agent.digitalocean.com/install.sh | sh

  # Make sure you have tools in place
  apt-get -y install autoconf automake libtool nasm make pkg-config git build-essential
  
  # Install the latest Node.js (version 8.x as of writing)
  # https://www.digitalocean.com/community/tutorials/how-to-install-node-js-on-ubuntu-16-04
  curl -sL https://deb.nodesource.com/setup_8.x -o nodesource_setup.sh
  sudo bash nodesource_setup.sh
  sudo apt-get install nodejs
  
  # Install Yarn
  curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add -
  echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list
  apt-get update && apt-get -y install yarn
  
  # Install the PHP ImageMagick Extension
  # https://serverpilot.io/community/articles/how-to-install-the-php-imagemagick-extension.html
  # Replace version number in commands below accordingly (version 7.1 as of writing)
  apt-get -y install gcc make autoconf libc-dev pkg-config
  apt-get -y install libmagickwand-dev
  
  printf "\n" | pecl7.1-sp install imagick
  # When prompted with:
  #     Please provide the prefix of Imagemagick installation [autodetect] :
  # just press Enter; do not type a prefix (that is, allow autodetect).
  # adding the prefix: printf "\n" will do this automatically. Example:
  #     printf "\n" | pecl7.1-sp install imagick
  
  # Now tell PHP about it:
  sudo bash -c "echo extension=imagick.so > /etc/php7.1-sp/conf.d/imagick.ini"
  sudo service php7.1-fpm-sp restart

  # Install jpegoptim, optipng, gifsicle, svgo & webp ( https://nystudio107.com/blog/creating-optimized-images-in-craft-cms )
  apt-get -y install jpegoptim
  apt-get -y install optipng
  apt-get -y install gifsicle
  apt-get -y install webp
  npm install -g svgo
  
  # Install Gulp for running build process
  npm install gulp -g

  # FOR REVIEW/MODIFICATIONS LATER:
  # Install the nginx partials from https://github.com/nystudio107/nginx-craft
  # git clone https://github.com/nystudio107/nginx-craft.git nginx-craft
  # cp -R nginx-craft/nginx-partials /etc/nginx


  # Clean up playground
  cd ~
  rm -rf ~/playground
}