include/attach.php

   1 <?php
   2
   3
   4 function z_mime_content_type($filename) {
   5
   6         $mime_types = array(
   7
   8                 'txt' => 'text/plain',
   9                 'htm' => 'text/html',
  10                 'html' => 'text/html',
  11                 'php' => 'text/html',
  12                 'css' => 'text/css',
  13                 'js' => 'application/javascript',
  14                 'json' => 'application/json',
  15                 'xml' => 'application/xml',
  16                 'swf' => 'application/x-shockwave-flash',
  17                 'flv' => 'video/x-flv',
  18
  19                 // images
  20                 'png' => 'image/png',
  21                 'jpe' => 'image/jpeg',
  22                 'jpeg' => 'image/jpeg',
  23                 'jpg' => 'image/jpeg',
  24                 'gif' => 'image/gif',
  25                 'bmp' => 'image/bmp',
  26                 'ico' => 'image/vnd.microsoft.icon',
  27                 'tiff' => 'image/tiff',
  28                 'tif' => 'image/tiff',
  29                 'svg' => 'image/svg+xml',
  30                 'svgz' => 'image/svg+xml',
  31
  32                 // archives
  33                 'zip' => 'application/zip',
  34                 'rar' => 'application/x-rar-compressed',
  35                 'exe' => 'application/x-msdownload',
  36                 'msi' => 'application/x-msdownload',
  37                 'cab' => 'application/vnd.ms-cab-compressed',
  38
  39                 // audio/video
  40                 'mp3' => 'audio/mpeg',
  41                 'qt' => 'video/quicktime',
  42                 'mov' => 'video/quicktime',
  43                 'ogg' => 'application/ogg',
  44
  45                 // adobe
  46                 'pdf' => 'application/pdf',
  47                 'psd' => 'image/vnd.adobe.photoshop',
  48                 'ai' => 'application/postscript',
  49                 'eps' => 'application/postscript',
  50                 'ps' => 'application/postscript',
  51
  52                 // ms office
  53                 'doc' => 'application/msword',
  54                 'rtf' => 'application/rtf',
  55                 'xls' => 'application/vnd.ms-excel',
  56                 'ppt' => 'application/vnd.ms-powerpoint',
  57
  58
  59                 // open office
  60                 'odt' => 'application/vnd.oasis.opendocument.text',
  61                 'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
  62         );
  63
  64         $dot = strpos($filename,'.');
  65         if($dot !== false) {
  66                 $ext = strtolower(substr($filename,$dot+1));
  67                 if (array_key_exists($ext, $mime_types)) {
  68                         return $mime_types[$ext];
  69                 }
  70         }
  71         elseif (function_exists('finfo_open')) {
  72                 $finfo = finfo_open(FILEINFO_MIME);
  73                 $mimetype = finfo_file($finfo, $filename);
  74                 finfo_close($finfo);
  75                 return $mimetype;
  76         }
  77         else {
  78                 return 'application/octet-stream';
  79         }
  80 }
  81