Clean Author Description

clean-author-description.php

<?php
/**
 * Plugin Name: Strip HTML from Author description 
 * Plugin URI:  https://gist.github.com/web-dev-media/ec549fa9b8c91c78b53a
 * Description: Remove all HTML-Code from author description 
 * Version:     1.0
 * Author:      ../web/dev/media <[email protected]>
 * Author URI:  http://www.web-dev-media.de
 * License:     GPL2
 */

/**
 * Strip all HTML from the author description
 * 
 * @author  ../web/dev/media
 */
function strip_author_html( $author_meta ) {
    
    if( !empty( $_POST['description'] ) ){
        $_POST['description'] = strip_tags( $_POST['description'] );
    }else{
        echo strip_tags( $author_meta );
    }

}
add_filter( 'the_author_description', 'strip_author_html' );
add_action( 'edit_user_profile_update', 'strip_author_html' );