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tazeverywhere/mu-sanitize-filename.php

Forked from wpchannel/mu-sanitize-filename.php
Created January 10, 2021 16:20
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Clean file name when uploading in WordPress
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mu-sanitize-filename.php
<?php if (!defined('ABSPATH')) die('Restricted Area');
/*
* Plugin Name: Sanitize File Name
* Description: Clean file name when uploading files in WordPress.
* Version: 20180218
* Author: Mickaël Gris (Neticpro)
* Author URI: https://wpchannel.com/renommer-automatiquement-fichiers-accentues-wordpress/
*/
function wpc_sanitize_french_chars($filename) {
/* Force the file name in UTF-8 (encoding Windows / OS X / Linux) */
$filename = mb_convert_encoding($filename, "UTF-8");
$char_not_clean = array('/À/','/Á/','/Â/','/Ã/','/Ä/','/Å/','/Ç/','/È/','/É/','/Ê/','/Ë/','/Ì/','/Í/','/Î/','/Ï/','/Ò/','/Ó/','/Ô/','/Õ/','/Ö/','/Ù/','/Ú/','/Û/','/Ü/','/Ý/','/à/','/á/','/â/','/ã/','/ä/','/å/','/ç/','/è/','/é/','/ê/','/ë/','/ì/','/í/','/î/','/ï/','/ð/','/ò/','/ó/','/ô/','/õ/','/ö/','/ù/','/ú/','/û/','/ü/','/ý/','/ÿ/', '/©/');
$clean = array('a','a','a','a','a','a','c','e','e','e','e','i','i','i','i','o','o','o','o','o','u','u','u','u','y','a','a','a','a','a','a','c','e','e','e','e','i','i','i','i','o','o','o','o','o','o','u','u','u','u','y','y','copy');
$friendly_filename = preg_replace($char_not_clean, $clean, $filename);
/* After replacement, we destroy the last residues */
$friendly_filename = utf8_decode($friendly_filename);
$friendly_filename = preg_replace('/\?/', '', $friendly_filename);
/* Lowercase */
$friendly_filename = strtolower($friendly_filename);
return $friendly_filename;
}
add_filter('sanitize_file_name', 'wpc_sanitize_french_chars', 10);
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