/halogy/helpers/download_helper.php
https://bitbucket.org/haloweb/halogy-1.0/ · PHP · 100 lines · 46 code · 12 blank · 42 comment · 8 complexity · c36fce64c9f41bc7f78766b3426c544f MD5 · raw file
- <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
- /**
- * CodeIgniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package CodeIgniter
- * @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008 - 2009, EllisLab, Inc.
- * @license http://codeigniter.com/user_guide/license.html
- * @link http://codeigniter.com
- * @since Version 1.0
- * @filesource
- */
- // ------------------------------------------------------------------------
- /**
- * CodeIgniter Download Helpers
- *
- * @package CodeIgniter
- * @subpackage Helpers
- * @category Helpers
- * @author ExpressionEngine Dev Team
- * @link http://codeigniter.com/user_guide/helpers/download_helper.html
- */
- // ------------------------------------------------------------------------
- /**
- * Force Download
- *
- * Generates headers that force a download to happen
- *
- * @access public
- * @param string filename
- * @param mixed the data to be downloaded
- * @return void
- */
- if ( ! function_exists('force_download'))
- {
- function force_download($filename = '', $data = '')
- {
- if ($filename == '' OR $data == '')
- {
- return FALSE;
- }
- // Try to determine if the filename includes a file extension.
- // We need it in order to set the MIME type
- if (FALSE === strpos($filename, '.'))
- {
- return FALSE;
- }
-
- // Grab the file extension
- $x = explode('.', $filename);
- $extension = end($x);
- // Load the mime types
- @include(APPPATH.'config/mimes'.EXT);
-
- // Set a default mime if we can't find it
- if ( ! isset($mimes[$extension]))
- {
- $mime = 'application/octet-stream';
- }
- else
- {
- $mime = (is_array($mimes[$extension])) ? $mimes[$extension][0] : $mimes[$extension];
- }
-
- // Generate the server headers
- if (strstr($_SERVER['HTTP_USER_AGENT'], "MSIE"))
- {
- header('Content-Type: "'.$mime.'"');
- header('Content-Disposition: attachment; filename="'.$filename.'"');
- header('Expires: 0');
- header('Cache-Control: must-revalidate, post-check=0, pre-check=0');
- header("Content-Transfer-Encoding: binary");
- header('Pragma: public');
- header("Content-Length: ".strlen($data));
- }
- else
- {
- header('Content-Type: "'.$mime.'"');
- header('Content-Disposition: attachment; filename="'.$filename.'"');
- header("Content-Transfer-Encoding: binary");
- header('Expires: 0');
- header('Pragma: no-cache');
- header("Content-Length: ".strlen($data));
- }
-
- exit($data);
- }
- }
- /* End of file download_helper.php */
- /* Location: ./system/helpers/download_helper.php */