diff options
Diffstat (limited to 'system/helpers/download_helper.php')
| -rw-r--r-- | system/helpers/download_helper.php | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index 7f5c2397a..ea3da1bf4 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -6,7 +6,7 @@ * * This content is released under the MIT License (MIT) * - * Copyright (c) 2014 - 2016, British Columbia Institute of Technology + * Copyright (c) 2014 - 2017, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -29,7 +29,7 @@ * @package CodeIgniter * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) - * @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/) + * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 1.0.0 @@ -56,7 +56,7 @@ if ( ! function_exists('force_download')) * * Generates headers that force a download to happen * - * @param string filename + * @param mixed filename (or an array of local file path => destination filename) * @param mixed the data to be downloaded * @param bool whether to try and send the actual file MIME type * @return void @@ -69,14 +69,38 @@ if ( ! function_exists('force_download')) } elseif ($data === NULL) { - if ( ! @is_file($filename) OR ($filesize = @filesize($filename)) === FALSE) + // Is $filename an array as ['local source path' => 'destination filename']? + if (is_array($filename)) { - return; + if (count($filename) !== 1) + { + return; + } + + $filepath = key($filename); + $filename = current($filename); + + if (is_int($filepath)) + { + return; + } + + if ( ! @is_file($filepath) OR ($filesize = @filesize($filepath)) === FALSE) + { + return; + } } + else + { + if ( ! @is_file($filename) OR ($filesize = @filesize($filename)) === FALSE) + { + return; + } - $filepath = $filename; - $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); - $filename = end($filename); + $filepath = $filename; + $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); + $filename = end($filename); + } } else { |