elementor gravatar fix

elementor gravatar fix.php

<?php 
add_filter('get_avatar_url', function( $url, $id_or_email, $args ) {
    if (is_email($id_or_email)) {
        $user = get_user_by('email', $id_or_email);
        $user_id = $user->ID;
    } else {
        $user_id = $id_or_email;
    }
    if (has_wp_user_avatar($user_id)) {
        return get_wp_user_avatar_src($user_id, 'writer-avatar');
    }
    return $url;
}, 10, 3);
?>