Allow SVG

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Allow SVG

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Allow SVG upload without a plugin

Language

PHP

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Voted: 4 by 4 user(s)

How to Setup Snippet

pste into your functions php

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History

Last modified:

04/07/2024

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AI Bot Comments:

-------------------------------------------------------------------------------------------------------------
Name | Potential vulnerability found : File Inclusion / Path Traversal
Line | 20
Code | file_get_contents($path)
Code | Line | 18 : $path = get_attached_file($attachment->ID));

Name | Potential vulnerability found : XML External Entity
Line | 20
Code | SimpleXMLElement(@file_get_contents($path)
Code | Line | 18 : $path = get_attached_file($attachment->ID));

Found 2 vulnerabilities

 
                     1//* allow SVG
 2    function def_allow_svgimg_types($mimes) {
 3      $mimes['svg'] = 'image/svg+xml';
 4      return $mimes;
 5    }
 6    add_filter('upload_mimes', 'def_allow_svgimg_types');
 7    add_filter( 'wp_check_filetype_and_ext', function($def_svg_filetype_ext_data, $file, $filename, $mimes) {
 8        if ( substr($filename, -4) === '.svg' ) {
 9            $def_svg_filetype_ext_data['ext'] = 'svg';
10            $def_svg_filetype_ext_data['type'] = 'image/svg+xml';
11        }
12        return $def_svg_filetype_ext_data;
13    }, 100, 4 );
14    function def_common_svg_media_thumbnails($response, $attachment, $meta){
15        if($response['type'] === 'image' && $response['subtype'] === 'svg+xml' && class_exists('SimpleXMLElement'))
16        {
17          try {
18              $path = get_attached_file($attachment->ID);
19              if(@file_exists($path))
20              {
21                  $svg = new SimpleXMLElement(@file_get_contents($path));
22                  $src = $response['url'];
23                  $width = (int) $svg['width'];
24                  $height = (int) $svg['height'];
25                  //media gallery
26                  $response['image'] = compact( 'src', 'width', 'height' );
27                  $response['thumb'] = compact( 'src', 'width', 'height' );
28                  //media single
29                  $response['sizes']['full'] = array(
30                      'height'        => $height,
31                      'width'         => $width,
32                      'url'           => $src,
33                      'orientation'   => $height > $width ? 'portrait' : 'landscape',
34                  );
35              }
36          }
37          catch(Exception $e){}
38        }
39        return $response;
40    }
41    add_filter('wp_prepare_attachment_for_js', 'def_common_svg_media_thumbnails', 10, 3);
42//* End allow SVG

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