Ticket #4764: etag.php
| File etag.php, 330 bytes (added by , 13 years ago) |
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| Line | |
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| 1 | <?php |
| 2 | error_reporting(0); |
| 3 | |
| 4 | $ts = $_REQUEST['ts']; |
| 5 | $etag = md5($ts); |
| 6 | |
| 7 | $ifNoneMatch = isset($_SERVER['HTTP_IF_NONE_MATCH']) ? stripslashes($_SERVER['HTTP_IF_NONE_MATCH']) : false; |
| 8 | if ($ifNoneMatch == $etag) { |
| 9 | header('HTTP/1.0 304 Not Modified'); |
| 10 | die; // stop processing |
| 11 | } |
| 12 | |
| 13 | header("Etag: " . $etag); |
| 14 | echo "OK: " . $etag; |
| 15 | |
| 16 | ?> |