[Summary view] [Print] [Text view]

   1  <?php
   2  
   3  namespace GuzzleHttp\Psr7;
   4  
   5  final class MimeType
   6  {
   7      /**
   8       * Determines the mimetype of a file by looking at its extension.
   9       *
  10       * @param string $filename
  11       *
  12       * @return string|null
  13       */
  14      public static function fromFilename($filename)
  15      {
  16          return self::fromExtension(pathinfo($filename, PATHINFO_EXTENSION));
  17      }
  18  
  19      /**
  20       * Maps a file extensions to a mimetype.
  21       *
  22       * @param string $extension string The file extension.
  23       *
  24       * @return string|null
  25       *
  26       * @link http://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x/conf/mime.types
  27       */
  28      public static function fromExtension($extension)
  29      {
  30          static $mimetypes = [
  31              '3gp' => 'video/3gpp',
  32              '7z' => 'application/x-7z-compressed',
  33              'aac' => 'audio/x-aac',
  34              'ai' => 'application/postscript',
  35              'aif' => 'audio/x-aiff',
  36              'asc' => 'text/plain',
  37              'asf' => 'video/x-ms-asf',
  38              'atom' => 'application/atom+xml',
  39              'avi' => 'video/x-msvideo',
  40              'bmp' => 'image/bmp',
  41              'bz2' => 'application/x-bzip2',
  42              'cer' => 'application/pkix-cert',
  43              'crl' => 'application/pkix-crl',
  44              'crt' => 'application/x-x509-ca-cert',
  45              'css' => 'text/css',
  46              'csv' => 'text/csv',
  47              'cu' => 'application/cu-seeme',
  48              'deb' => 'application/x-debian-package',
  49              'doc' => 'application/msword',
  50              'docx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
  51              'dvi' => 'application/x-dvi',
  52              'eot' => 'application/vnd.ms-fontobject',
  53              'eps' => 'application/postscript',
  54              'epub' => 'application/epub+zip',
  55              'etx' => 'text/x-setext',
  56              'flac' => 'audio/flac',
  57              'flv' => 'video/x-flv',
  58              'gif' => 'image/gif',
  59              'gz' => 'application/gzip',
  60              'htm' => 'text/html',
  61              'html' => 'text/html',
  62              'ico' => 'image/x-icon',
  63              'ics' => 'text/calendar',
  64              'ini' => 'text/plain',
  65              'iso' => 'application/x-iso9660-image',
  66              'jar' => 'application/java-archive',
  67              'jpe' => 'image/jpeg',
  68              'jpeg' => 'image/jpeg',
  69              'jpg' => 'image/jpeg',
  70              'js' => 'text/javascript',
  71              'json' => 'application/json',
  72              'latex' => 'application/x-latex',
  73              'log' => 'text/plain',
  74              'm4a' => 'audio/mp4',
  75              'm4v' => 'video/mp4',
  76              'mid' => 'audio/midi',
  77              'midi' => 'audio/midi',
  78              'mov' => 'video/quicktime',
  79              'mkv' => 'video/x-matroska',
  80              'mp3' => 'audio/mpeg',
  81              'mp4' => 'video/mp4',
  82              'mp4a' => 'audio/mp4',
  83              'mp4v' => 'video/mp4',
  84              'mpe' => 'video/mpeg',
  85              'mpeg' => 'video/mpeg',
  86              'mpg' => 'video/mpeg',
  87              'mpg4' => 'video/mp4',
  88              'oga' => 'audio/ogg',
  89              'ogg' => 'audio/ogg',
  90              'ogv' => 'video/ogg',
  91              'ogx' => 'application/ogg',
  92              'pbm' => 'image/x-portable-bitmap',
  93              'pdf' => 'application/pdf',
  94              'pgm' => 'image/x-portable-graymap',
  95              'png' => 'image/png',
  96              'pnm' => 'image/x-portable-anymap',
  97              'ppm' => 'image/x-portable-pixmap',
  98              'ppt' => 'application/vnd.ms-powerpoint',
  99              'pptx' => 'application/vnd.openxmlformats-officedocument.presentationml.presentation',
 100              'ps' => 'application/postscript',
 101              'qt' => 'video/quicktime',
 102              'rar' => 'application/x-rar-compressed',
 103              'ras' => 'image/x-cmu-raster',
 104              'rss' => 'application/rss+xml',
 105              'rtf' => 'application/rtf',
 106              'sgm' => 'text/sgml',
 107              'sgml' => 'text/sgml',
 108              'svg' => 'image/svg+xml',
 109              'swf' => 'application/x-shockwave-flash',
 110              'tar' => 'application/x-tar',
 111              'tif' => 'image/tiff',
 112              'tiff' => 'image/tiff',
 113              'torrent' => 'application/x-bittorrent',
 114              'ttf' => 'application/x-font-ttf',
 115              'txt' => 'text/plain',
 116              'wav' => 'audio/x-wav',
 117              'webm' => 'video/webm',
 118              'webp' => 'image/webp',
 119              'wma' => 'audio/x-ms-wma',
 120              'wmv' => 'video/x-ms-wmv',
 121              'woff' => 'application/x-font-woff',
 122              'wsdl' => 'application/wsdl+xml',
 123              'xbm' => 'image/x-xbitmap',
 124              'xls' => 'application/vnd.ms-excel',
 125              'xlsx' => 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
 126              'xml' => 'application/xml',
 127              'xpm' => 'image/x-xpixmap',
 128              'xwd' => 'image/x-xwindowdump',
 129              'yaml' => 'text/yaml',
 130              'yml' => 'text/yaml',
 131              'zip' => 'application/zip',
 132          ];
 133  
 134          $extension = strtolower($extension);
 135  
 136          return isset($mimetypes[$extension])
 137              ? $mimetypes[$extension]
 138              : null;
 139      }
 140  }