updates the LiteSpeed Cache plugin for all WordPress installations on a DirectAdmin server

update-litespeed-cache.sh

#!/usr/bin/env bash

# ------------------------------------------------------------------------------
# Script Name: update-litespeed-cache.sh
# Description: This script updates the LiteSpeed Cache plugin for all WordPress
#              installations on a DirectAdmin server. It checks for the WP-CLI
#              tool and installs it if not found, then updates the specified plugin
#              for each user's domains.
#
# Author: Kawin Viriyaprasopsook
# Email: [email protected]
# Date: 2024-08-24
# Version: 1.1
# ------------------------------------------------------------------------------

# Function to install WP-CLI if not installed
install_wp_cli() {
    echo "WP-CLI not found. Installing WP-CLI..."
    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
    echo "WP-CLI installed successfully."
}

# Check if WP-CLI is installed and get its path
WP_CLI_PATH=$(command -v wp)

if [ -z "$WP_CLI_PATH" ]; then
    install_wp_cli
    WP_CLI_PATH="/usr/local/bin/wp"  # Set the path after installation
else
    echo "WP-CLI is already installed at $WP_CLI_PATH."
fi

# Define the path to the DirectAdmin user homes
DA_USERS_DIR="/home"

# Loop through each user directory in DirectAdmin
find "$DA_USERS_DIR" -type d -maxdepth 1 -print0 | while IFS= read -r -d $'\0' user; do
    # Define the path to the WordPress installation
    WP_PATH="$user/domains"

    # Check if the user has any domains and loop through them
    find "$WP_PATH" -type d -maxdepth 1 -print0 | while IFS= read -r -d $'\0' domain; do
        # Define the path to the WordPress installation
        WP_INSTALL_DIR="$WP_PATH/$domain/public_html"

        # Check if the wp-config.php file exists
        if [ -f "$WP_INSTALL_DIR/wp-config.php" ]; then
            echo "Updating LiteSpeed Cache plugin for $domain..."

            # Navigate to the WordPress installation directory
            cd "$WP_INSTALL_DIR" || continue 

            # Update the LiteSpeed Cache plugin as the owner user
            sudo -u $(basename "$user") "$WP_CLI_PATH" plugin update litespeed-cache

            if [ $? -eq 0 ]; then
                echo "Successfully updated LiteSpeed Cache for $domain."
            else
                echo "Failed to update LiteSpeed Cache for $domain."
            fi
        else
            echo "No WordPress installation found for $domain."
        fi
    done
done