<?php

// SET BP to use WP_MAIL
add_filter( 'bp_email_use_wp_mail', '__return_true' );

// Set messages to HTML for BP sent emails.
add_filter( 'wp_mail_content_type', function( $default ) {
    if ( did_action( 'bp_send_email' ) ) {
        return 'text/html';
    }
    return $default;
} );

// Use HTML template
add_filter(
    'bp_email_get_content_plaintext',
    function( $content, $property, $transform, $bp_email ) {
        if ( ! did_action( 'bp_send_email' ) ) {
            return $content;
        }
        return $bp_email-&gt;get_template( 'add-content' );
    },
    10,
    4
);

//NOTIFY USER when their Role has Been Changed to Member

// (A) FUNCTION
function user_role_update( $user_id, $new_role ) {
    if ($new_role == 'Member') {
        $site_url = get_bloginfo('wpurl');
        $user_info = get_userdata( $user_id );

// (B) MAIL SETTINGS
        $to = $user_info-&gt;user_email;
        $setFrom('members@site.com') ;

// (C) SET IMAGE
        $img = "local/Logo-72-1.webp";


// (D) SET SUBJECT LINE
       $subject = "Role changed: ".$site_url."";

// (E) MAIL MESSAGE
        $message = "Welcome " . $user_info->display_name. " you have been added as a ". $new_role." on site.com. Congratulations you can now access the members' area, make posts, and make online camp bookings on the Camp Page. You can access the site here: ".$site_url."";
        $message = "$AddEmbeddedImage('$img')";
        "";
        //$message .= "<a href='$img' rel="nofollow ugc">Can't see the image? Click Here.</a>";
// (F) SEND
        wp_mail($to, $subject, $message, $mailHead);
    }
}
add_action( 'set_user_role', 'user_role_update', 10, 2);