1 | <?php |
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2 | /* |
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3 | Plugin Name: Allow UTF-8 Filenames on Windows |
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4 | Plugin URI: http://core.trac.wordpress.org/ticket/15955 |
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5 | Description: A workaround for correct uploading of files with UTF-8 names on Windows systems. |
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6 | Version: 0.1 |
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7 | Author: Sergey Biryukov |
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8 | Author URI: http://profiles.wordpress.org/sergeybiryukov/ |
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9 | */ |
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10 | |
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11 | function autfw_sanitize_file_name_for_windows($filename, $utf8 = false) { |
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12 | if ( seems_utf8($filename) == $utf8 ) |
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13 | return $filename; |
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14 | |
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15 | // On Windows platforms, PHP will mangle non-ASCII characters, see http://bugs.php.net/bug.php?id=47096 |
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16 | if ( 'WIN' == substr( PHP_OS, 0, 3 ) ) { |
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17 | if(setlocale( LC_CTYPE, 0 )=='C'){ // Locale has not been set and the default is being used, according to answer by Colin Morelli at http://stackoverflow.com/questions/13788415/how-to-retrieve-the-current-windows-codepage-in-php |
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18 | // thus, we force the locale to be explicitly set to the default system locale |
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19 | $codepage = 'Windows-' . trim( strstr( setlocale( LC_CTYPE, '' ), '.' ), '.' ); |
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20 | } |
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21 | else { |
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22 | $codepage = 'Windows-' . trim( strstr( setlocale( LC_CTYPE, 0 ), '.' ), '.' ); |
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23 | } |
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24 | if ( function_exists( 'iconv' ) ) { |
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25 | if ( false == $utf8 ){ |
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26 | $filename = iconv( get_option( 'blog_charset' ), $codepage . '//IGNORE', $filename ); |
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27 | } |
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28 | else { |
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29 | $filename = iconv( $codepage, get_option( 'blog_charset' ), $filename ); |
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30 | } |
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31 | } elseif ( function_exists( 'mb_convert_encoding' ) ) { |
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32 | if ( false == $utf8 ) |
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33 | $filename = mb_convert_encoding( $filename, $codepage, get_option( 'blog_charset' ) ); |
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34 | else |
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35 | $filename = mb_convert_encoding( $filename, get_option( 'blog_charset' ), $codepage ); |
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36 | } |
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37 | } |
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38 | |
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39 | return $filename; |
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40 | } |
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41 | add_filter('wp_delete_file', 'autfw_sanitize_file_name_for_windows'); |
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42 | add_filter('get_attached_file', 'autfw_sanitize_file_name_for_windows'); |
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43 | |
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44 | function autfw_handle_upload_input($file) { |
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45 | $file['name'] = autfw_sanitize_file_name_for_windows($file['name']); |
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46 | return $file; |
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47 | } |
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48 | add_filter('wp_handle_upload_prefilter', 'autfw_handle_upload_input'); |
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49 | |
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50 | function autfw_handle_upload($file) { |
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51 | $file['file'] = autfw_sanitize_file_name_for_windows($file['file'], true); |
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52 | $file['url'] = autfw_sanitize_file_name_for_windows($file['url'], true); |
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53 | return $file; |
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54 | } |
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55 | add_filter('wp_handle_upload', 'autfw_handle_upload'); |
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56 | |
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57 | function autfw_update_attached_file($file) { |
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58 | return autfw_sanitize_file_name_for_windows($file, true); |
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59 | } |
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60 | add_filter('update_attached_file', 'autfw_update_attached_file'); |
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61 | |
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62 | function autfw_generate_attachment_metadata($metadata, $attachment_id) { |
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63 | $file = get_attached_file($attachment_id); |
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64 | |
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65 | remove_filter('wp_generate_attachment_metadata', 'autfw_generate_attachment_metadata'); |
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66 | $metadata = wp_generate_attachment_metadata($attachment_id, $file); |
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67 | |
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68 | return autfw_update_attachment_metadata($metadata); |
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69 | } |
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70 | add_filter('wp_generate_attachment_metadata', 'autfw_generate_attachment_metadata', 10, 2); |
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71 | |
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72 | function autfw_update_attachment_metadata($metadata) { |
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73 | $metadata['file'] = autfw_sanitize_file_name_for_windows($metadata['file'], true); |
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74 | |
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75 | if ( !empty($metadata['sizes']) ) { |
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76 | foreach ( (array) $metadata['sizes'] as $size => $resized ) { |
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77 | $resized['file'] = autfw_sanitize_file_name_for_windows($resized['file'], true); |
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78 | $metadata['sizes'][$size] = $resized; |
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79 | } |
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80 | } |
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81 | |
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82 | return $metadata; |
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83 | } |
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84 | add_filter('wp_update_attachment_metadata', 'autfw_update_attachment_metadata'); |
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85 | |
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86 | function autfw_update_post_metadata($foo, $object_id, $meta_key, $meta_value) { |
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87 | if ( '_wp_attachment_backup_sizes' != $meta_key ) |
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88 | return null; |
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89 | |
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90 | foreach ( (array) $meta_value as $size => $resized ) { |
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91 | $resized['file'] = autfw_sanitize_file_name_for_windows($resized['file'], true); |
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92 | $meta_value[$size] = $resized; |
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93 | } |
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94 | |
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95 | remove_filter('update_post_metadata', 'autfw_update_post_metadata', 10, 4); |
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96 | update_metadata('post', $object_id, $meta_key, $meta_value); |
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97 | |
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98 | return true; |
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99 | } |
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100 | add_filter('update_post_metadata', 'autfw_update_post_metadata', 10, 4); |
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101 | ?> |
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