4 * Generic cached assset server...
7 * Also includes code to generate assets...
9 * methods outputJavascriptDir / outputCssDir generate files in
10 * SESSION-PATH/Asset/css/xxxx.yyy.zzz
11 * SESSION-PATH/Asset/js/xxxx.yyy.zzz
17 require_once 'Pman.php';
19 class Pman_Core_Asset extends Pman {
24 'js' => 'text/javascript',
31 $bits = explode('/', $s);
33 if (empty($bits[0]) || empty($bits[1]) || !isset($this->types[$bits[0]])) {
34 $this->jerr("invalid url");
37 $s = str_replace('/', '-', $bits[1]);
39 $ui = posix_getpwuid(posix_geteuid());
40 $ff = HTML_FlexyFramework::get();
42 $compile = session_save_path() . '/' .
43 $ui['name'] . '-' . $ff->project . '-' . $ff->version . '-'. $bits[0] . 'compile';
45 $fn = $compile . '/'. $s .'.'. $bits[0];
50 if (!file_exists($fn)) {
51 header('Content-Type: '. $this->types[$bits[0]]);
53 echo "// compiled file not found = $fn";
57 $last_modified_time = filemtime($fn);
62 isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) &&
63 strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) == $last_modified_time
67 isset($_SERVER['HTTP_IF_NONE_MATCH']) &&
68 trim($_SERVER['HTTP_IF_NONE_MATCH']) == md5($fn)
70 header("HTTP/1.1 304 Not Modified");
74 header('Content-Type: '. $this->types[$bits[0]]);
77 header("Pragma: public");
78 header('Content-Length: '. filesize($fn));
79 header('Cache-Control: max-age=2592000, public');
80 header('Expires: '.gmdate('D, d M Y H:i:s \G\M\T', time() + 2592000));
81 header('Last-Modified: '.gmdate('D, d M Y H:i:s \G\M\T', $last_modified_time));
82 header('Etag: '. md5($fn));
90 function post($s='') {