How To Automatically Notify Members When New Posts Are Published

Are you looking for a way to automatically notify members when new posts are published? This snippet sends an email to all registered users when a post is published.

Instructions:

All you have to do is add this code to your theme’s functions.php file or in a site-specific plugin:

<?php
function email_members($post_ID)  {
	$wp_user_search = new WP_User_Query( array( 'fields' => array('user_email') ) );
	$usersarray = $wp_user_search->get_results();
	$arrUsers = array ();
	for ($arr = $usersarray, $mU = count ($arr), $iU = 0; $iU < $mU; $iU++) {
		$arrUsers[] = $arr[$iU]->user_email;
	} // for
	$users = implode(",", $arrUsers);
	
	mail($users, "New post notification : " . get_bloginfo('name') , "A new post has been published on " . get_bloginfo('siteurl') );
    return $post_ID;
}
add_action('publish_post', 'email_members');
?>

Note: If this is your first time adding code snippets in WordPress, then please refer to our guide on how to properly copy / paste code snippets in WordPress, so you don’t accidentally break your site.

If you liked this code snippet, please consider checking out our other articles on the site like: WP Mail SMTP Review: #1 SMTP Plugin for WordPress.