What is WordPress Hook: allowed_redirect_hosts
The allowed_redirect_hosts hook is a WordPress filter that allows developers to modify the list of hosts to which the site can be redirected. This can be useful for adding or removing allowed hosts for security or other purposes.
Understanding the Hook: allowed_redirect_hosts
The allowed_redirect_hosts hook is located within the wp-includes/pluggable.php file in WordPress. It is used to filter the list of allowed redirect hosts before a redirect is performed.
Hook Parameters (if applicable): allowed_redirect_hosts
The allowed_redirect_hosts hook accepts a single parameter, which is an array of allowed hosts. Developers can modify this array to add or remove hosts as needed.
Hook Doesn’t Work: allowed_redirect_hosts
If the allowed_redirect_hosts hook doesn’t seem to be working, it could be due to a few reasons. First, ensure that the hook is being used correctly and that the array of allowed hosts is being properly modified. Additionally, check for any conflicts with other plugins or themes that may be affecting the functionality of the hook.
Best Practices & Usage Notes (if applicable): allowed_redirect_hosts
When using the allowed_redirect_hosts hook, it’s important to be mindful of the potential security implications. Only add hosts that are trusted and necessary for the site’s functionality. Additionally, consider using this hook in conjunction with other security measures to ensure that unauthorized redirects are prevented.
Usage Example: allowed_redirect_hosts
“`php
function custom_allowed_redirect_hosts( $hosts ) {
$additional_hosts = array( ‘example.com’, ‘subdomain.example.com’ );
$hosts = array_merge( $hosts, $additional_hosts );
return $hosts;
}
add_filter( ‘allowed_redirect_hosts’, ‘custom_allowed_redirect_hosts’ );
“`