Gelöschte Dateien aufspüren

function b3317133_attachments_func( $atts, $content = null ) {
    $output = '';
    $attachment_ids = get_posts( array(
        'post_type' => 'attachment',
        'posts_per_page' => -1,
        'post_status' => 'any',
        'fields' => 'ids'
    ) );
    if ( $attachment_ids ) {
        foreach( $attachment_ids as $attachment_id ) {
            $filename = get_attached_file( $attachment_id );
            $output .= $filename . ': ' . ( file_exists( $filename ) ? 'ok' : '<span style="color:red;">missing</span>' ) . '<br />';
        }
    }
    return $output;
}
add_shortcode( 'b3317133_attachments', 'b3317133_attachments_func' );