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<?php
/**
* Piwik - Open source web analytics
*
* @link http://piwik.org
* @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
* @version $Id$
*/
$file = "../piwik.js";
/*
* Conditional GET
*/
if (file_exists($file)) {
$modifiedSince = '';
if (isset($_SERVER['HTTP_IF_MODIFIED_SINCE'])) {
$modifiedSince = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
}
$lastModified = gmdate('D, d M Y H:i:s', filemtime($file)) . ' GMT';
// strip any trailing data appended to header
if (false !== ($semicolon = strpos($modifiedSince, ';'))) {
$modifiedSince = substr($modifiedSince, 0, $semicolon);
}
if ($modifiedSince == $lastModified) {
header('HTTP/1.1 304 Not Modified');
} else {
header('Last-Modified: ' . $lastModified);
header('Content-Length: ' . filesize($file));
header('Content-Type: application/x-javascript');
if (!readfile($file)) {
header ("HTTP/1.0 505 Internal server error");
}
}
} else {
header ("HTTP/1.0 404 Not Found");
}
exit;
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