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-rw-r--r--src/SemanticScuttle/Service/Cache.php38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/SemanticScuttle/Service/Cache.php b/src/SemanticScuttle/Service/Cache.php
new file mode 100644
index 0000000..fe66d38
--- /dev/null
+++ b/src/SemanticScuttle/Service/Cache.php
@@ -0,0 +1,38 @@
+<?php
+class CacheService {
+ var $basedir;
+ var $fileextension = '.cache';
+
+ function &getInstance() {
+ static $instance;
+
+ if (!isset($instance))
+ $instance =& new CacheService();
+
+ return $instance;
+ }
+
+ function CacheService() {
+ $this->basedir = $GLOBALS['dir_cache'];
+ }
+
+ function Start($hash, $time = 300) {
+ $cachefile = $this->basedir .'/'. $hash . $this->fileextension;
+ if (file_exists($cachefile) && time() < filemtime($cachefile) + $time) {
+ @readfile($cachefile);
+ echo "\n<!-- Cached: ". date('r', filemtime($cachefile)) ." -->\n";
+ unset($cachefile);
+ exit;
+ }
+ ob_start("ob_gzhandler");
+ }
+
+ function End($hash) {
+ $cachefile = $this->basedir .'/'. $hash . $this->fileextension;
+ $handle = fopen($cachefile, 'w');
+ fwrite($handle, ob_get_contents());
+ fclose($handle);
+ ob_flush();
+ }
+}
+?> \ No newline at end of file