Remover acentos y caracteres no convencionales de nombres de archivos // Remove accents and special unaccepted characters [WORDPRESS]

rename_files.php

// Wordpress function for remove special unaccepted characters, converts name to lowercase, and remove accents.

function sanitize_file_uploads( $file ){
    $file['name'] = sanitize_file_name($file['name']);
    $file['name'] = preg_replace("/[^a-zA-Z0-9\_\-\.]/", "", $file['name']);
    $file['name'] = strtolower($file['name']);
    add_filter('sanitize_file_name', 'remove_accents');

    return $file;
}
add_filter('wp_handle_upload_prefilter', 'sanitize_file_uploads');