[JoPHP] Re: Download Script and IE

Sat, 01 Jul 2006 06:15:56 -0700

You can magically determine the mime type using the PECL extension FileInfo http://www.php.net/manual/en/ref.fileinfo.php

Ammar

On 7/1/06, rami_yacoub <[EMAIL PROTECTED]> wrote:

try to use this code

<?php
    $filename = $_GET['file'];

    // required for IE, otherwise Content-disposition is ignored
       if (ini_get('zlib.output_compression') )
           ini_set(' zlib.output_compression', 'Off');

       $file_extension = strtolower(substr(strrchr($filename,"."),1));
       if ( $filename == "" ) {
          echo "<html><body>ERROR: download file NOT SPECIFIED. USE
fileName.php?file=filepath</body></html>";
          exit;
       } elseif ( ! file_exists( $filename ) ) {
          echo "<html><body>ERROR: File not found. USE
fileName.php ?file=filepath</body></html>";
          exit;
       }

       switch ( $file_extension ) {
          case "pdf": $ctype="application/pdf"; break;
          case "exe": $ctype="application/octet-stream"; break;
          case "zip": $ctype="application/zip"; break;
          case "doc": $ctype="application/msword"; break;
          case "xls": $ctype="application/vnd.ms-excel"; break;
          case "ppt": $ctype="application/vnd.ms-powerpoint"; break;
          case "gif": $ctype="image/gif"; break;
          case "png": $ctype="image/png"; break;
          case "jpeg":
          case "jpg": $ctype="image/jpg"; break;
          default: $ctype="application/force-download";
      }

      header("Pragma: public"); // required
      header("Expires: 0");
      header("Cache-Control: must-revalidate, post-check=0,
pre-check=0");
      header("Cache-Control: private",false); // required for certain
browsers
      header("Content-Type: $ctype");

      // change, added quotes to allow spaces in filenames
      header("Content-Disposition: attachment;
filename=\"".basename($filename)."\";" );
      header("Content-Transfer-Encoding: binary");
      header("Content-Length: ".filesize($filename));
      readfile("$filename");
      exit();
?>



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