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| 1 | <?php | |
| 2 | // ------------------------------------------------------------- | |
| 3 | ||
| 4 | header('Content-Type: text/html; charset=utf-8');
| |
| 5 | ||
| 6 | // ------------------------------------------------------------- | |
| 7 | ||
| 8 | ||
| 9 | $time_stamp = time(); | |
| 10 | $cache_time = (3600*24*3); | |
| 11 | ||
| 12 | $source_url = 'http://code.jquery.com/jquery-latest.min.js'; | |
| 13 | $local_file = 'jquery-latest.min.js'; | |
| 14 | - | function update_jquery($source_url, $local_file, $time_stamp) {
|
| 14 | + | |
| 15 | ||
| 16 | - | $pattern = "@\!\s(.*?)\s\|@"; |
| 16 | + | |
| 17 | ||
| 18 | function update_jquery($source_url, $local_file, $cache_time, $time_stamp) {
| |
| 19 | ||
| 20 | $vstatus = false; | |
| 21 | ||
| 22 | $last_update = @filemtime($local_file); | |
| 23 | ||
| 24 | if (!$last_update || ($cache_time < ($time_stamp - $last_update))) {
| |
| 25 | ||
| 26 | if (!file_exists($local_file)) {
| |
| 27 | copy($source_url,$local_file); | |
| 28 | $vstatus = 'new'; | |
| 29 | } | |
| 30 | else {
| |
| 31 | $pattern = "@\!\s(.*?)\s\|@"; | |
| 32 | ||
| 33 | $loc = file_get_contents($local_file); | |
| 34 | preg_match($pattern,$loc,$mloc); | |
| 35 | ||
| 36 | $ext = file_get_contents($source_url); | |
| 37 | preg_match($pattern,$ext,$mext); | |
| 38 | ||
| 39 | if ($mloc[1] == $mext[1]) {
| |
| 40 | touch($local_file,$time_stamp); | |
| 41 | $vstatus = 'no_change'; | |
| 42 | } | |
| 43 | else {
| |
| 44 | copy($source_url,$local_file); | |
| 45 | $vstatus = 'update'; | |
| 46 | } | |
| 47 | ||
| 48 | } | |
| 49 | - | $last_update = @filemtime($local_file); |
| 49 | + | |
| 50 | } | |
| 51 | - | if (!$last_update || ($cache_time < ($time_stamp - $last_update))) {
|
| 51 | + | |
| 52 | - | $jver_status = update_jquery($source_url, $local_file, $time_stamp); |
| 52 | + | $vstatus = 'cached'; |
| 53 | } | |
| 54 | - | else {
|
| 54 | + | |
| 55 | - | $jver_status = 'cached'; |
| 55 | + | |
| 56 | ||
| 57 | } | |
| 58 | ||
| 59 | // ------------------------------------------------------------- | |
| 60 | ||
| 61 | ||
| 62 | $jver_status = update_jquery($source_url, $local_file, $cache_time, $time_stamp); | |
| 63 | ||
| 64 | ||
| 65 | // ------------------------------------------------------------- | |
| 66 | ||
| 67 | ||
| 68 | print "<p>Update Status: ".$jver_status."</p>\n"; | |
| 69 | ||
| 70 | ||
| 71 | // ------------------------------------------------------------- | |
| 72 | ?> |
