diff options
Diffstat (limited to 'system/helpers/download_helper.php')
| -rw-r--r-- | system/helpers/download_helper.php | 44 |
1 files changed, 29 insertions, 15 deletions
diff --git a/system/helpers/download_helper.php b/system/helpers/download_helper.php index b2a1458de..b2f0edb48 100644 --- a/system/helpers/download_helper.php +++ b/system/helpers/download_helper.php @@ -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 +69,34 @@ 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($filename) !== 1) + { + return; + } + + reset($filename); + $filepath = key($filename); + $filename = current($filename); + + if (is_int($filepath)) + { + return; + } + } + else + { + $filepath = $filename; + $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); + $filename = end($filename); } - $filepath = $filename; - $filename = explode('/', str_replace(DIRECTORY_SEPARATOR, '/', $filename)); - $filename = end($filename); + if ( ! @is_file($filepath) OR ($filesize = @filesize($filepath)) === FALSE) + { + return; + } } else { @@ -121,11 +141,6 @@ if ( ! function_exists('force_download')) $filename = implode('.', $x); } - if ($data === NULL && ($fp = @fopen($filepath, 'rb')) === FALSE) - { - return; - } - // Clean output buffer if (ob_get_level() !== 0 && @ob_end_clean() === FALSE) { @@ -146,13 +161,12 @@ if ( ! function_exists('force_download')) exit($data); } - // Flush 1MB chunks of data - while ( ! feof($fp) && ($data = fread($fp, 1048576)) !== FALSE) + // Flush the file + if (@readfile($filepath) === FALSE) { - echo $data; + return; } - fclose($fp); exit; } } |