Shell script to keep updated wordpress core and plugins.

README.md

Setup

Install wp command

curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
chmod +x wp-cli.phar
sudo mv wp-cli.phar /usr/local/bin/wp

Setup cron

% wget  https://gist.githubusercontent.com/matsubo/159ba160581ff53fce09/raw/38cb19873444c30984661beaf5ac67c05731227f/wordpress_update.sh
% chmod 755 wordpress_update.sh

% crontab -e

15 21 * * * /path/to/wordpress_update.sh

wordpress_update.sh

#!/bin/zsh
# -------------------------------------
# Usage: % ./wordpress_update.sh
# -------------------------------------

# to be strict syntax checker
set -e

# set low priority
renice -n 19 $$

WPS=(
"/path/to/wordpress1/"
"/path/to/wordpress2/"
)

PATH=/usr/local/bin:$PATH


for i in $WPS
do
  echo "Processing: $i"
  cd $i

  echo " Upgrading plugins."
  wp plugin update --all

  echo " Upgrading themes."
  wp theme update --all

  echo " Upgrading Wordpress."
  wp core update && wp core update-db
done