class.ilMediaSvgSanitizer.php

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<?php

/* Copyright (c) 1998-2017 ILIAS open source, GPL, see docs/LICENSE */

use enshrined\svgSanitize\Sanitizer;

class ilMediaSvgSanitizer
{
    public static function sanitizeFile($a_file)
    {
        /*include_once("./Services/MediaObjects/lib/svg-sanitizer-master/src/data/AttributeInterface.php");
        include_once("./Services/MediaObjects/lib/svg-sanitizer-master/src/data/TagInterface.php");
        include_once("./Services/MediaObjects/lib/svg-sanitizer-master/src/data/AllowedTags.php");
        include_once("./Services/MediaObjects/lib/svg-sanitizer-master/src/data/AllowedAttributes.php");
        include_once("./Services/MediaObjects/lib/svg-sanitizer-master/src/Sanitizer.php");*/

        $sanitizer = new Sanitizer();
        $dirtySVG = file_get_contents($a_file);
        $cleanSVG = $sanitizer->sanitize($dirtySVG);
        file_put_contents($a_file, $cleanSVG);
    }

    public static function sanitizeDir($a_path)
    {
        $path = realpath($a_path);

        $objects = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path), RecursiveIteratorIterator::SELF_FIRST);
        foreach ($objects as $name => $object) {
            if (strtolower(pathinfo($name, PATHINFO_EXTENSION)) == "svg") {
                self::sanitizeFile($name);
            }
        }
    }
}