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comparison cache_check.inc @ 32:7b19be62ea94

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Remove yet another global, replace by CacheTimeCheck class.
author Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date Thu, 04 Oct 2012 19:46:11 +0200
parents 1ec0738a1623
children
comparison
equal deleted inserted replaced
30:647b72603b7d 32:7b19be62ea94
1 <?php 1 <?php
2 function cache_check($mtime) 2 class CacheTimeCheck
3 { 3 {
4 if (DEBUG) 4 private $newest;
5 var_dump($_SERVER); 5 private $files = array();
6 6
7 $HTTP_IF_MODIFIED_SINCE=$_SERVER['HTTP_IF_MODIFIED_SINCE']; 7 function __construct($minTime = 0, $filename = False)
8 $if_modified_since = preg_replace('/;.*$/', '', $HTTP_IF_MODIFIED_SINCE); 8 {
9 if ($filename)
10 array_push($this->files, $filename);
11 $this->newest = $minTime;
12 $this->cache_time(__FILE__);
13 }
9 14
10 $gmdate_mod = gmdate('D, d M Y H:i:s', $mtime) . ' GMT'; 15 function CheckHttpModified()
16 {
17 if (DEBUG)
18 var_dump($_SERVER);
11 19
12 if ($if_modified_since == $gmdate_mod) { 20 $HTTP_IF_MODIFIED_SINCE=$_SERVER['HTTP_IF_MODIFIED_SINCE'];
13 header("HTTP/1.0 304 Not Modified"); 21 $if_modified_since = preg_replace('/;.*$/', '', $HTTP_IF_MODIFIED_SINCE);
14 exit; 22
23 $gmdate_mod = gmdate('D, d M Y H:i:s', $this->newest) . ' GMT';
24
25 if ($if_modified_since == $gmdate_mod) {
26 header("HTTP/1.0 304 Not Modified");
27 exit;
28 }
29 header("Last-Modified: $gmdate_mod");
15 } 30 }
16 header("Last-Modified: $gmdate_mod");
17 }
18 31
19 function cache_time($path) 32 function cache_time($path)
20 { 33 {
21 global $newest; 34 array_push($this->files, $path);
22 $mtime = filemtime($path); 35 $mtime = filemtime($path);
23 if ($mtime > $newest) { 36 if ($mtime > $this->newest) {
24 $newest = $mtime; 37 $this->newest = $mtime;
38 }
39 }
40
41 function includeOnce($path)
42 {
43 $this->cache_time($path);
44 include_once($path);
25 } 45 }
26 } 46 }
27
28 function include_with_mtime($path)
29 {
30 cache_time($path);
31 include_once($path);
32 }
33
34 cache_time(__FILE__);
35 ?> 47 ?>