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comparison FileCacheSet.inc @ 72:7bc88fe62101

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Branch merge.
author Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date Thu, 11 Oct 2012 23:47:12 +0200
parents 62b9d7a35658
children 1d5166aba2c5
comparison
equal deleted inserted replaced
71:218a58bb2f34 72:7bc88fe62101
3 3
4 include_once 'Logger.inc'; 4 include_once 'Logger.inc';
5 $cache = ScriptIncludeCache::instance(__FILE__); 5 $cache = ScriptIncludeCache::instance(__FILE__);
6 $cache->cache_time("${baseDir}/Logger.inc"); 6 $cache->cache_time("${baseDir}/Logger.inc");
7 7
8 /**
9 * Caches a set of file with timestamps
10 */
8 class FileCacheSet { 11 class FileCacheSet {
9 private $newest = 0; 12 private $newest = 0;
10 private $files = array(); 13 private $files = array();
11 private $parentCaches = array(); 14 private $parentCaches = array();
12 15
16 /**
17 * Constructs a FileCacheSet object
18 *
19 * @param $parent optional linked parent cache to sync with
20 */
13 protected function __construct($parent = null) { 21 protected function __construct($parent = null) {
14 if ($parent) { 22 if ($parent) {
15 $this->addParent($parent); 23 $this->addParent($parent);
16 } 24 }
17 } 25 }
18 26
27 /**
28 * Links up a parent cache
29 *
30 * @param $parent cache we should sync with
31 */
19 protected function addParent($parent) 32 protected function addParent($parent)
20 { 33 {
21 array_push($this->parentCaches, $parent); 34 array_push($this->parentCaches, $parent);
22 } 35 }
23 36
61 if ($mtime > $this->newest) { 74 if ($mtime > $this->newest) {
62 $this->newest = $mtime; 75 $this->newest = $mtime;
63 } 76 }
64 } 77 }
65 78
79 /**
80 * Find the newest member of the combined cacheset
81 *
82 * @return timestamp of newest member
83 */
66 function getNewest() 84 function getNewest()
67 { 85 {
68 $newest = 0; 86 $newest = 0;
69 foreach ($this->parentCaches as $parent) { 87 foreach ($this->parentCaches as $parent) {
70 $newest = max($newest, $parent->getNewest()); 88 $newest = max($newest, $parent->getNewest());
72 $newest = max($newest, $this->newest); 90 $newest = max($newest, $this->newest);
73 return $newest; 91 return $newest;
74 } 92 }
75 } 93 }
76 94
95 /**
96 * Singleton class, keeps track of all scriptfile includes
97 *
98 * This class is typically used as a parent class of another cache
99 */
77 class ScriptIncludeCache extends FileCacheSet 100 class ScriptIncludeCache extends FileCacheSet
78 { 101 {
79 private static $myInstance = 0; 102 private static $myInstance = 0;
80 103
81 protected function __construct($filename = False) 104 protected function __construct($filename = False)