WordPress on Ubuntu 16: Add LetsEncrypt

bash.sh

# Install the Let's Encrypt Client
sudo apt-get update
sudo apt-get install python-letsencrypt-apache

# Set up the SSL Certificate for ServerName and ServerAlias
# select force SSL if desired
# add email
# accept terms and conditions
# select appropriate .conf file if applicable
sudo letsencrypt --apache -d example.com -d www.example.com

# Modify apache2.conf
sudo vim /etc/apache2/apache2.conf

Navigate to below the closing Directory tag:
<Directory /var/www/>
        Options Indexes FollowSymLinks
        AllowOverride None
        Require all granted
</Directory>

Add the following:
<Directory /var/www/html/>
        Options Indexes FollowSymLinks MultiViews
        AllowOverride All
        Order allow,deny
        allow from all
</Directory>

# Create or modify .htaccess
At the top of the file, add this:
RewriteEngine On
RewriteBase /
RewriteCond %{HTTP_HOST} ^www\.(.*)$ [NC]
RewriteRule ^(.*)$ https://%1/$1 [R=301,L]

# Install WP CLI and run DB find and replace
# http://wp-cli.org
cd /var/wwwh/html
wp search-replace "http://example-alias.example-url" "https://example-alias.example-url.com";

# Multi-File find and replace
cd /var/www/html/wp-content/themes/example-theme/
# Move Libraries out of harm's way
sudo mv _includes/PHPMailer/ ..
# find http: and replace it with https:
sudo find ./ -type f -exec sed -i 's/http:/https:/g' {} \;
# Change specific URLs back to http (optional)
sudo find ./ -type f -exec sed -i 's/https:\/\/url-example/http:\/\/url-example/g' {} \;
# move libraries back
sudo mv ../PHPMailer _includes/

# Reload the server
sudo service apache2 reload

# Automate SSL cert renewal
sudo crontab -e
# Add this line:
30 2 * * 1 /usr/bin/letsencrypt renew >> /var/log/le-renew.log