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<?php
// +----------------------------------------------------------------------+
// | PHP Version 4 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2004 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 3.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/3_0.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | license@php.net so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Authors: Ian Eure <ieure@php.net> |
// +----------------------------------------------------------------------+
//
// $Id: mime_content_type.php,v 1.3 2005/12/07 21:08:57 aidan Exp $
/**
* Replace mime_content_type()
*
* You will need the `file` command installed and present in your $PATH. If
* `file` is not available, the type 'application/octet-stream' is returned
* for all files.
*
* @category PHP
* @package PHP_Compat
* @link http://php.net/function.mime_content_type
* @version $Revision: 1.3 $
* @author Ian Eure <ieure@php.net>
* @since PHP 4.3.0
* @require PHP 4.0.3 (escapeshellarg)
*/
if (!function_exists('mime_content_type')) {
function mime_content_type($filename)
{
// Sanity check
if (!file_exists($filename)) {
return false;
}
$filename = escapeshellarg($filename);
$out = `file -iL $filename 2>/dev/null`;
if (empty($out)) {
return 'application/octet-stream';
}
// Strip off filename
$t = substr($out, strpos($out, ':') + 2);
if (strpos($t, ';') !== false) {
// Strip MIME parameters
$t = substr($t, 0, strpos($t, ';'));
}
// Strip any remaining whitespace
return trim($t);
}
}
?>
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