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PHP / JS Tail
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| <?php | |
| session_start(); | |
| define('LOG', '/path/to/log/file'); | |
| if (isset($_GET['ajax'])) { | |
| $handle = fopen(LOG, 'r'); | |
| fseek($handle, 0, SEEK_END); | |
| $offset = ftell($handle); | |
| if (isset($_SESSION['offset']) && $_SESSION['offset'] != $offset) { | |
| $data = stream_get_contents($handle, -1, $_SESSION['offset']); | |
| echo nl2br($data); | |
| $_SESSION['offset'] = $offset; | |
| } else { | |
| $_SESSION['offset'] = $offset; | |
| } | |
| exit(); | |
| } else { | |
| unset($_SESSION['offset']); | |
| } | |
| ?> | |
| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <script src="//code.jquery.com/jquery-1.8.2.min.js"></script> | |
| <script src="//creativecouple.github.com/jquery-timing/jquery-timing.min.js"></script> | |
| <script> | |
| $(function() { | |
| $.repeat(3000, function() { | |
| $.get('?ajax', function(data) { | |
| if ($('#tail').text() == 'Starting up...') { | |
| $('#tail').html(''); | |
| } | |
| $('#tail').append(data); | |
| }); | |
| }); | |
| }); | |
| </script> | |
| </head> | |
| <body> | |
| <div id="tail">Starting up...</div> | |
| </body> | |
| </html> |
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