SimpleWebPresenter: CacheTimeCheck.inc annotate

annotate CacheTimeCheck.inc @ 84:3a1e20a5b67a

Branc merge.

author	Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date	Mon, 15 Oct 2012 16:52:50 +0200
parents	dd4ddedca4c5
children	d98e315308cd

rev	line source
0 d2da64705bce Refactored everything in the CMS into this repos. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: diff changeset	1 <?php
52 3898353ed1d8 Include fixes. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 50 diff changeset	2 $baseDir = dirname(__FILE__);
3898353ed1d8 Include fixes. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 50 diff changeset	3
3898353ed1d8 Include fixes. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 50 diff changeset	4 include_once 'common-functions.inc';
69 dd4ddedca4c5 Add convenience header ScriptIncludeCache Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 68 diff changeset	5 include_once 'FileCacheSet.inc';
68 4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	6 $cache = ScriptIncludeCache::instance(__FILE__);
69 dd4ddedca4c5 Add convenience header ScriptIncludeCache Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 68 diff changeset	7 $cache->cache_time("${baseDir}/FileCacheSet.inc");
68 4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	8
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	9 /**
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	10 * CacheTimeCheck provides a set of functions to enable generating a
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	11 * correct time for the latest update for a given file.
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	12 *
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	13 * @author Tom Fredrik Blenning Klaussen
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	14 */
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	15 class CacheTimeCheck extends FileCacheSet
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	16 {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	17 function __construct($filename = False)
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	18 {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	19 parent::__construct();
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	20 if ($filename)
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	21 $this->cache_time($filename);
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	22 $this->cache_time(__FILE__);
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	23 }
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	24
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	25 public function addParent($cache)
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	26 {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	27 parent::addParent($cache);
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	28 }
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	29
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	30 /**
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	31 * Checks if a HTTP_IF_MODIFIED_SINCE header is set, if this file is
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	32 * newer, set a Last-Modified header, otherwise abort with an 304
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	33 * status code
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	34 */
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	35 function CheckHttpModified()
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	36 {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	37 if (DEBUG_LEVEL >= VERBOSITY_DEBUG)
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	38 var_dump($_SERVER);
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	39
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	40 $gmdate_mod = gmdate('D, d M Y H:i:s', $this->getNewest()) . ' GMT';
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	41
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	42 if(array_key_exists('HTTP_IF_MODIFIED_SINCE', $_SERVER)) {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	43 $HTTP_IF_MODIFIED_SINCE = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	44 $if_modified_since = preg_replace('/;.*$/', '', $HTTP_IF_MODIFIED_SINCE);
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	45
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	46 if (strtotime($if_modified_since) >= $this->getNewest()) {
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	47 header("HTTP/1.0 304 Not Modified");
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	48 exit;
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	49 }
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	50 }
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	51
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	52 header("Last-Modified: $gmdate_mod");
4dfa3f6a2dc1 Modify CacheTimeCheck to have a common parent, and two different Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 65 diff changeset	53 }
38 42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	54
48 c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	55 /**
c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	56 * Convenience function to load a file, and add it to the cacheset
c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	57 *
c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	58 * @param $path path of the file
c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	59 * @return the contents of the file
c6d0892f81ff Documentation. Tom Fredrik Blenning Klaussen <bfg@blenning.no> parents: 47 diff changeset	60 */
38 42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	61 function loadFile($path)
42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	62 {
42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	63 $this->cache_time($path);
42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	64 return loadFile($path);
42533600214b Rename cache_check.inc to CacheTimeCheck.inc. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 32 diff changeset	65 }
16 a64e8f968e7e Fast abort if cachehit. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 15 diff changeset	66 }
50 2d0cda52f43f Remove unused variable. Tom Fredrik "BFG" Klaussen <bfg@blenning.no> parents: 48 diff changeset	67 ?>

Mercurial > SimpleWebPresenter

annotate CacheTimeCheck.inc @ 84:3a1e20a5b67a