WordPress Snippets

wordpress_snippets.php

<?php

// Frontend memory limit
define('WP_MEMORY_LIMIT', '64M'); // Default for WooCommerce: https://github.com/WordPress/WordPress/blob/master/wp-includes/default-constants.php#L50

// /wp-admin/ memory limit
define('WP_MAX_MEMORY_LIMIT', '256M'); // Default: https://github.com/WordPress/WordPress/blob/master/wp-includes/default-constants.php#L62

// WordPress memory limits deep dive: https://www.saotn.org/increase-wordpress-memory-limit-wp-config-php/

// Force WordPress to use requested domain as SITEURL and HOME overriding wp_options
@define('SP_REQUEST_URL', ($_SERVER['HTTPS'] ? 'https://' : 'http://') . $_SERVER['HTTP_HOST']);
define('WP_SITEURL', SP_REQUEST_URL);
define('WP_HOME', SP_REQUEST_URL);

define('WP_DEBUG', false);
define('WP_DEBUG_LOG', false);
@ini_set( 'display_errors', 0 );

/**
System Cron instead of WP Cron
  
wp-config.php
define('DISABLE_WP_CRON', true);
  
Server Crontab
*/5 * * * * wget -q -O - 'https://yourdomain.com/wp-cron.php?doing_wp_cron' >/dev/null 2>&1

*/

/**
  .htaccess

  # ------------------------------------------------------
  # Block all IP addresses exept defined list of IPs
  # Place or update .htaccess in root directory.
  
  order deny,allow
  deny from all
  allow from 123.456.789.100
  allow from 127.0.0.1
  # ------------------------------------------------------
  
  # ------------------------------------------------------
  # Domain masking /wp-content/uploads/
  # Add to .htaccess in /wp-content/uploads/ directory.
  
  # Troubleshooting:
  # - Make sure the file is in the "/wp-content/uploads" directory. 
  # - Make sure the redirect URL is correct (subdomains, protocol, etc... copy it to be sure.)

  # Attempt to load files from production if they're not in our non-prod version
  <IfModule mod_rewrite.c>
    Options +FollowSymLinks
    RewriteEngine on
    # RewriteOptions Inherit
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteRule (.*) https://original-domain.com/wp-content/uploads/$1
  </IfModule>
  # ------------------------------------------------------
  
*/
?>