aboutsummaryrefslogtreecommitdiffstats
path: root/library/Smarty/demo/plugins/cacheresource.apc.php
diff options
context:
space:
mode:
Diffstat (limited to 'library/Smarty/demo/plugins/cacheresource.apc.php')
-rw-r--r--library/Smarty/demo/plugins/cacheresource.apc.php77
1 files changed, 77 insertions, 0 deletions
diff --git a/library/Smarty/demo/plugins/cacheresource.apc.php b/library/Smarty/demo/plugins/cacheresource.apc.php
new file mode 100644
index 000000000..00ba59817
--- /dev/null
+++ b/library/Smarty/demo/plugins/cacheresource.apc.php
@@ -0,0 +1,77 @@
+<?php
+
+/**
+ * APC CacheResource
+ *
+ * CacheResource Implementation based on the KeyValueStore API to use
+ * memcache as the storage resource for Smarty's output caching.
+ * *
+ * @package CacheResource-examples
+ * @author Uwe Tews
+ */
+class Smarty_CacheResource_Apc extends Smarty_CacheResource_KeyValueStore {
+
+ public function __construct()
+ {
+ // test if APC is present
+ if(!function_exists('apc_cache_info')) {
+ throw new Exception('APC Template Caching Error: APC is not installed');
+ }
+ }
+
+ /**
+ * Read values for a set of keys from cache
+ *
+ * @param array $keys list of keys to fetch
+ * @return array list of values with the given keys used as indexes
+ * @return boolean true on success, false on failure
+ */
+ protected function read(array $keys)
+ {
+ $_res = array();
+ $res = apc_fetch($keys);
+ foreach ($res as $k => $v) {
+ $_res[$k] = $v;
+ }
+ return $_res;
+ }
+
+ /**
+ * Save values for a set of keys to cache
+ *
+ * @param array $keys list of values to save
+ * @param int $expire expiration time
+ * @return boolean true on success, false on failure
+ */
+ protected function write(array $keys, $expire=null)
+ {
+ foreach ($keys as $k => $v) {
+ apc_store($k, $v, $expire);
+ }
+ return true;
+ }
+
+ /**
+ * Remove values from cache
+ *
+ * @param array $keys list of keys to delete
+ * @return boolean true on success, false on failure
+ */
+ protected function delete(array $keys)
+ {
+ foreach ($keys as $k) {
+ apc_delete($k);
+ }
+ return true;
+ }
+
+ /**
+ * Remove *all* values from cache
+ *
+ * @return boolean true on success, false on failure
+ */
+ protected function purge()
+ {
+ return apc_clear_cache('user');
+ }
+}